[BZ #2510, BZ #2830, BZ #3137, BZ #3313, BZ #3426, BZ #3465, BZ #3480, BZ #3483, BZ #3493, BZ #3514, BZ #3515, BZ #3664, BZ #3673, BZ #3674]

2007-01-11  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/i386/soft-fp/sfp-machine.h: Remove.
	* sysdeps/x86_64/soft-fp/sfp-machine.h: Likewise.
2007-01-10  Ulrich Drepper  <drepper@redhat.com>
	* io/fts.c: Make sure fts_cur is always valid after return from
	fts_read.
	Patch by Miloslav Trmac <mitr@redhat.com>.
2006-10-27  Richard Sandiford  <richard@codesourcery.com>
	* elf/elf.h (R_MIPS_GLOB_DAT): Define.
	(R_MIPS_NUM): Bump by 1.
2007-01-03  Jakub Jelinek  <jakub@redhat.com>
	* posix/execvp.c: Include alloca.h.
	(allocate_scripts_argv): Renamed to...
	(scripts_argv): ... this.  Don't allocate buffer here nor count
	arguments.
	(execvp): Use alloca if possible.
	* posix/Makefile: Add rules to build and run tst-vfork3 test.
	* posix/tst-vfork3.c: New test.
	* stdlib/Makefile (tst-strtod3-ENV): Define.
2007-01-02  Ulrich Drepper  <drepper@redhat.com>
	* posix/getconf.c: Update copyright year.
	* nss/getent.c: Likewise.
	* iconv/iconvconfig.c: Likewise.
	* iconv/iconv_prog.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* catgets/gencat.c: Likewise.
	* csu/version.c: Likewise.
	* elf/ldd.bash.in: Likewise.
	* elf/sprof.c (print_version): Likewise.
	* locale/programs/locale.c: Likewise.
	* locale/programs/localedef.c: Likewise.
	* nscd/nscd.c (print_version): Likewise.
	* debug/xtrace.sh: Likewise.
	* malloc/memusage.sh: Likewise.
	* malloc/mtrace.pl: Likewise.
	* debug/catchsegv.sh: Likewise.
2006-12-24  Ulrich Drepper  <drepper@redhat.com>
	* malloc/malloc.c (sYSMALLOc): Remove some unnecessary alignment
	attempts.
2006-12-23  Ulrich Drepper  <drepper@redhat.com>
	* posix/wordexp.c: Remove some unnecessary tests.
2006-12-20  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>

	* sysdeps/unix/sysv/linux/sh/bits/shm.h: New file.

	* nss/getXXbyYY_r.c: Include atomic.h.
	(INTERNAL (REENTRANT_NAME)): Write startp after start_fct,
	add atomic_write_barrier () in between.

2006-11-28  Jakub Jelinek  <jakub@redhat.com>
	* elf/dl-support.c: Include dl-procinfo.h.
	* sysdeps/powerpc/dl-procinfo.h (PPC_PLATFORM_POWER4,
	PPC_PLATFORM_PPC970, PPC_PLATFORM_POWER5, PPC_PLATFORM_POWER5_PLUS,
	PPC_PLATFORM_POWER6, PPC_PLATFORM_CELL_BE, PPC_PLATFORM_POWER6X):
	Define.
	(_dl_string_platform): Use PPC_PLATFORM_* macros instead of
	hardcoded constants.
	* sysdeps/powerpc/dl-procinfo.c (_dl_powerpc_platform): Use
	PPC_PLATFORM_* macros for array designators.
2006-11-11  Steven Munroe  <sjmunroe@us.ibm.com>
	* sysdeps/powerpc/dl-procinfo.c (_dl_powerpc_cap_flags): Add 3 new cap
	names to the beginning.
	(_dl_powerpc_platforms): Add "power6x".
	* sysdeps/powerpc/dl-procinfo.h (_DL_HWCAP_FIRST): Decrease.
	(HWCAP_IMPORTANT): Add PPC_FEATURE_HAS_DFP.
	(_DL_PLATFORMS_COUNT): Increase.
	(_dl_string_platform): Handle power6x case.
	* sysdeps/powerpc/sysdep.h (PPC_FEATURE_PA6T, PPC_FEATURE_HAS_DFP,
	PPC_FEATURE_POWER6_EXT): Define.
	(PPC_FEATURE_POWER5, PPC_FEATURE_POWER5_PLUS): Correct Comment.
	[-2^31 .. 2^31) range.
	* sysdeps/unix/sysv/linux/bits/statvfs.h: Define ST_RELATIME.
	* sysdeps/unix/sysv/linux/internal_statvfs.c (__statvfs_getflags):
	Handle relatime mount option.

2006-12-13  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: Include
	kernel-features.h.

2006-12-11  Ulrich Drepper  <drepper@redhat.com>

	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Parse thousand
	separators also if no non-zero digits found.
	* stdlib/Makefile (tests): Add tst-strtod3.
	[BZ #3664]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Fix test to recognize
	empty parsed strings.
	* stdlib/Makefile (tests): Add tst-strtod2.
	* stdlib/tst-strtod2.c: New file.

	[BZ #3673]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Fix exp_limit
	computation.
	* stdlib/Makefile (tests): Add tst-atof2.
	* stdlib/tst-atof2.c: New file.

	[BZ #3674]
	* stdlib/strtod_l.c (____STRTOF_INTERNAL): Adjust exponent value
	correctly if removing trailing zero of hex-float.
	* stdlib/Makefile (tests): Add tst-atof1.
	* stdlib/tst-atof1.c: New file.

	* misc/mntent_r.c (__hasmntopt): Check p[optlen] even when p == rest.
	Start searching for next comma at p rather than rest.
	* misc/Makefile (tests): Add tst-mntent2.
	* misc/tst-mntent2.c: New test.

2006-12-08  Ulrich Drepper  <drepper@redhat.com>
	* malloc/memusage.c: Handle realloc with new size of zero and
	non-NULL pointer correctly.
	(me): Really write first record twice.
	(struct entry): Make format bi-arch safe.
	(dest): Write out more realloc statistics.
	* malloc/memusagestat.c (struct entry): Make format bi-arch safe.
2006-12-05  Jakub Jelinek  <jakub@redhat.com>
	* nis/nis_subr.c (nis_getnames): Revert last change.
2006-12-03  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
	* sysdeps/unix/sysv/linux/sh/sys/io.h: Removed.
2006-11-30  H.J. Lu  <hongjiu.lu@intel.com>
	* sysdeps/i386/i686/memcmp.S: Use jump table as the base of
	jump table entries.

2006-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/i386/clone.S: Provide CFI for the outermost
	`clone' function to ensure proper unwinding stop of gdb.
	* sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise.

2006-12-01  Ulrich Drepper  <drepper@redhat.com>

	* nscd/nscd.init: Remove obsolete and commented-out -S option
	handling.

2006-11-23  Jakub Jelinek  <jakub@redhat.com>

	[BZ #3514]
	* manual/string.texi (strncmp): Fix pastos from wcscmp description.

	[BZ #3515]
	* manual/string.texi (strtok): Remove duplicate paragraph.

2006-12-01  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Fix compatibility with
	libgcc not supporting `rflags' unwinding (register # >= 17).

2006-11-30  Jakub Jelinek  <jakub@redhat.com>

	* sunrpc/svc_run.c (svc_run): Set my_pollfd to new_pollfd if realloc
	succeeded.

2006-11-29  Daniel Jacobowitz  <dan@codesourcery.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Jan Kratochvil  <jan.kratochvil@redhat.com>

	* sysdeps/unix/sysv/linux/x86_64/sigaction.c (restore_rt): Add correct
	unwind information.
	* sysdeps/unix/sysv/linux/x86_64/Makefile: Provide symbols for
	'restore_rt' even in the 'signal' directory.
	* sysdeps/unix/sysv/linux/x86_64/ucontext_i.sym: Extend the regs list.
	malloc crashed.  Don't allocate memory unnecessarily in each
	loop.
2006-10-21  Jakub Jelinek  <jakub@redhat.com>
	* resolv/mapv4v6addr.h (map_v4v6_address): Fix last change.
2006-11-20  Ulrich Drepper  <drepper@redhat.com>
	* resolv/mapv4v6addr.h (map_v4v6_address): Optimize a bit.
2006-11-18  Bruno Haible  <bruno@clisp.org>
	* sysdeps/unix/sysv/linux/i386/getgroups.c (__getgroups): Invoke
	__sysconf only after having tried to call getgroups32.
2006-11-19  Ulrich Drepper  <drepper@redhat.com>
	* nss/nss_files/files-hosts.c (LINE_PARSER): Support IPv6-style
	addresses for IPv4 queries if they can be mapped.
2006-11-16  Jakub Jelinek  <jakub@redhat.com>
	* sysdeps/x86_64/fpu/s_copysignf.S (__copysignf): Switch to .text.
	* sysdeps/x86_64/fpu/s_copysign.S (__copysign): Likewise.
	(signmask): Add .size directive.
	(othermask): Add .type directive.
2006-11-14  Ulrich Drepper  <drepper@redhat.com>
	* po/nl.po: Update from translation team.
	* timezone/zdump.c: Redo fix for BZ #3137.
2006-11-14  Jakub Jelinek  <jakub@redhat.com>
	* nss/nss_files/files-alias.c (get_next_alias): Set line back
	to first_unused after parsing :include: file.
	* timezone/africa: Update from tzdata2006o.
	* timezone/antarctica: Likewise.
	* timezone/asia: Likewise.
	* timezone/australasia: Likewise.
	* timezone/backward: Likewise.
	* timezone/europe: Likewise.
	* timezone/iso3166.tab: Likewise.
	* timezone/northamerica: Likewise.
	* timezone/southamerica: Likewise.
	* timezone/zone.tab: Likewise.

	* time/tzfile.c (__tzfile_read): Extend to handle new file format
	on machines with 64-bit time_t.

	* timezone/checktab.awk: Update from tzcode2006o.
	* timezone/ialloc.c: Likewise.
	* timezone/private.h: Likewise.
	* timezone/scheck.c: Likewise.
	* timezone/tzfile.h: Likewise.
	* timezone/tzselect.ksh: Likewise.
	* timezone/zdump.c: Likewise.
	* timezone/zic.c: Likewise.

	[BZ #3483]
	* elf/ldconfig.c (main): Call setlocale and textdomain.
	Patch mostly by Benno Schulenberg <bensberg@justemail.net>.

	[BZ #3480]
	* manual/argp.texi: Fix typos.
	* manual/charset.texi: Likewise.
	* manual/errno.texi: Likewise.
	* manual/filesys.texi: Likewise.
	* manual/lang.texi: Likewise.
	* manual/maint.texi: Likewise.
	* manual/memory.texi: Likewise.
	* manual/message.texi: Likewise.
	* manual/resource.texi: Likewise.
	* manual/search.texi: Likewise.
	* manual/signal.texi: Likewise.
	* manual/startup.texi: Likewise.
	* manual/stdio.texi: Likewise.
	* manual/sysinfo.texi: Likewise.
	* manual/syslog.texi: Likewise.
	* manual/time.texi: Likewise.
	Patch by Ralf Wildenhues <Ralf.Wildenhues@gmx.de>.

	[BZ #3465]
	* sunrpc/clnt_raw.c: Minimal message improvements.
	* sunrpc/pm_getmaps.c: Likewise.
	* nis/nss_nisplus/nisplus-publickey.c: Likewise.
	* nis/nis_print_group_entry.c: Likewise.
	* locale/programs/repertoire.c: Likewise.
	* locale/programs/charmap.c: Likewise.
	* malloc/memusage.sh: Likewise.
	* elf/dl-deps.c: Likewise.
	* locale/programs/ld-collate.c: Likewise.
	* libio/vswprintf.c: Likewise.
	* malloc/memusagestat.c: Likewise.
	* sunrpc/auth_unix.c: Likewise.
	* sunrpc/rpc_main.c: Likewise.
	* nscd/cache.c: Likewise.
	* locale/programs/repertoire.c: Unify output messages.
	* locale/programs/charmap.c: Likewise.
	* locale/programs/ld-ctype.c: Likewise.
	* locale/programs/ld-monetary.c: Likewise.
	* locale/programs/ld-numeric.c: Likewise.
	* locale/programs/ld-time.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* nscd/selinux.c: Likewise.
	* elf/cache.c: Likewise.
	Patch mostly by Benno Schulenberg <bensberg@justemail.net>.

2006-11-10  Jakub Jelinek  <jakub@redhat.com>

	* string/strxfrm_l.c (STRXFRM): Fix trailing \1 optimization
	if N is one bigger than return value.
	* string/tst-strxfrm2.c (do_test): Also test strxfrm with l1 + 1
	and l1 last arguments, if buf is defined, verify the return value
	equals to strlen (buf) and verify no byte beyond passed length
	is modified.

2006-11-10  Ulrich Drepper  <drepper@redhat.com>

	* po/sv.po: Update from translation team.

	* sysdeps/gnu/siglist.c (__old_sys_siglist, __old_sys_sigabbrev):
	Use __new_sys_siglist instead of _sys_siglist_internal as
	second macro argument.
	(_old_sys_siglist): Use declare_symbol_alias macro instead of
	strong_alias.
2006-11-09  Ulrich Drepper  <drepper@redhat.com>

	[BZ #3493]
	* posix/unistd.h (sysconf): Remove const attribute.

	* sysdeps/posix/getaddrinfo.c (getaddrinfo): Fix test for
	temporary or deprecated addresses.
	Patch by Sridhar Samudrala <sri@us.ibm.com>.

	* string/Makefile (tests): Add tst-strxfrm2.
	* string/tst-strxfrm2.c: New file.

2006-10-09  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-debug.c (_dl_debug_initialize): Check r->r_map for 0
	rather than r->r_brk.
	* string/strxfrm_l.c (STRXFRM): Do the trailing \1 removal
	optimization even if needed > n.

2006-11-07  Jakub Jelinek  <jakub@redhat.com>

	* include/libc-symbols.h (declare_symbol): Rename to...
	(declare_symbol_alias): ... this.  Add ORIGINAL argument, imply
	strong_alias (ORIGINAL, SYMBOL) in asm to make sure it preceedes
	.size directive.
	* sysdeps/gnu/errlist-compat.awk: Adjust for declare_symbol_alias
	changes.
	* sysdeps/gnu/siglist.c: Likewise.

2006-11-03  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/fpu/bits/mathinline.h
	[__LIBC_INTERNAL_MATH_INLINES]: Moved to ...
	* sysdeps/powerpc/fpu/math_private.h: ...here.  New file.

2006-11-05  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/sysconf.c (intel_check_word):
	Update handling of cache descriptor 0x49 for new models.
	* sysdeps/unix/sysv/linux/x86_64/sysconf.c (intel_check_word):
	Likewise.

2006-11-02  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Work around ld --help change and avoid -z relro
	test completely if the architecture doesn't care about security.

2006-11-01  Ulrich Drepper  <drepper@redhat.com>

	* po/sv.po: Update from translation team.

2006-10-31  Ulrich Drepper  <drepper@redhat.com>

	* stdlib/atexit.c (atexit): Don't mark as hidden when used to
	generate compatibility version.

2006-10-29  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Relax -z relro requirement a bit.

	* po/sv.po: Update from translation team.

2006-10-29  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-sym.c (do_sym): Use RTLD_SINGLE_THREAD_P.
	* elf/dl-runtime.c (_dl_fixup, _dl_profile_fixup): Likewise.
	* elf/dl-close.c (_dl_close_worker): Likewise.
	* elf/dl-open.c (_dl_open_worker): Likewise.
	* sysdeps/generic/sysdep-cancel.h (RTLD_SINGLE_THREAD_P): Define.

	* configure.in: Require assembler support for visibility, compiler
	support for visibility and aliases, linker support for various -z
	options.
	* Makeconfig: Remove conditional code which now is unnecessary.
	* config.h.in: Likewise.
	* config.make.in: Likewise.
	* dlfcn/Makefile: Likewise.
	* elf/Makefile: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/rtld.c: Likewise.
	* include/libc-symbols.h: Likewise.
	* include/stdio.h: Likewise.
	* io/Makefile: Likewise.
	* io/fstat.c: Likewise.
	* io/fstat64.c: Likewise.
	* io/fstatat.c: Likewise.
	* io/fstatat64.c: Likewise.
	* io/lstat.c: Likewise.
	* io/lstat64.c: Likewise.
	* io/mknod.c: Likewise.
	* io/mknodat.c: Likewise.
	* io/stat.c: Likewise.
	* io/stat64.c: Likewise.
	* libio/stdio.c: Likewise.
	* nscd/Makefile: Likewise.
	* stdlib/Makefile: Likewise.
	* stdlib/atexit.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/i386/sysdep.h: Likewise.
	* sysdeps/i386/i686/memcmp.S: Likewise.
	* sysdeps/powerpc/powerpc32/sysdep.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/x86_64/sigaction.c: Likewise.

	* Makerules: USE_TLS support is now default.
	* tls.make.c: Likewise.
	* csu/Versions: Likewise.
	* csu/libc-start.c: Likewise.
	* csu/libc-tls.c: Likewise.
	* csu/version.c: Likewise.
	* dlfcn/dlinfo.c: Likewise.
	* elf/dl-addr.c: Likewise.
	* elf/dl-cache.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-iteratephdr.c: Likewise.
	* elf/dl-load.c: Likewise.
	* elf/dl-lookup.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-reloc.c: Likewise.
	* elf/dl-support.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/dl-sysdep.c: Likewise.
	* elf/dl-tls.c: Likewise.
	* elf/ldconfig.c: Likewise.
	* elf/rtld.c: Likewise.
	* elf/tst-tls-dlinfo.c: Likewise.
	* elf/tst-tls1.c: Likewise.
	* elf/tst-tls10.h: Likewise.
	* elf/tst-tls14.c: Likewise.
	* elf/tst-tls2.c: Likewise.
	* elf/tst-tls3.c: Likewise.
	* elf/tst-tls4.c: Likewise.
	* elf/tst-tls5.c: Likewise.
	* elf/tst-tls6.c: Likewise.
	* elf/tst-tls7.c: Likewise.
	* elf/tst-tls8.c: Likewise.
	* elf/tst-tls9.c: Likewise.
	* elf/tst-tlsmod1.c: Likewise.
	* elf/tst-tlsmod13.c: Likewise.
	* elf/tst-tlsmod13a.c: Likewise.
	* elf/tst-tlsmod14a.c: Likewise.
	* elf/tst-tlsmod2.c: Likewise.
	* elf/tst-tlsmod3.c: Likewise.
	* elf/tst-tlsmod4.c: Likewise.
	* elf/tst-tlsmod5.c: Likewise.
	* elf/tst-tlsmod6.c: Likewise.
	* include/errno.h: Likewise.
	* include/link.h: Likewise.
	* include/tls.h: Likewise.
	* locale/global-locale.c: Likewise.
	* locale/localeinfo.h: Likewise.
	* malloc/arena.c: Likewise.
	* malloc/hooks.c: Likewise.
	* malloc/malloc.c: Likewise.
	* resolv/Versions: Likewise.
	* sysdeps/alpha/dl-machine.h: Likewise.
	* sysdeps/alpha/libc-tls.c: Likewise.
	* sysdeps/generic/ldsodefs.h: Likewise.
	* sysdeps/generic/tls.h: Likewise.
	* sysdeps/i386/dl-machine.h: Likewise.
	* sysdeps/ia64/dl-machine.h: Likewise.
	* sysdeps/ia64/libc-tls.c: Likewise.
	* sysdeps/mach/hurd/fork.c: Likewise.
	* sysdeps/mach/hurd/i386/tls.h: Likewise.
	* sysdeps/powerpc/powerpc32/dl-machine.c: Likwise.
	* sysdeps/powerpc/powerpc32/dl-machine.h: Likewise.
	* sysdeps/powerpc/powerpc64/dl-machine.h: Likewise.
	* sysdeps/s390/libc-tls.c: Likewise.
	* sysdeps/s390/s390-32/dl-machine.h: Likewise.
	* sysdeps/s390/s390-64/dl-machine.h: Likewise.
	* sysdeps/sh/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h: Likewise.
	* sysdeps/sparc/sparc64/dl-machine.h: Likewise.
	* sysdeps/x86_64/dl-machine.h: Likewise.

	[BZ #3426]
	* stdlib/stdlib.h: Adjust comment for canonicalize_file_name to
	reality.

2006-10-27  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-lookup.c (_dl_debug_bindings): Remove unused symbol_scope
	argument.
	(_dl_lookup_symbol_x): Adjust caller.

	* sysdeps/generic/ldsodefs.h (struct link_namespaces): Remove
	_ns_global_scope.
	* elf/rtld.c (dl_main): Don't initialize _ns_global_scope.

	* elf/dl-libc.c: Revert l_scope name changes.
	* elf/dl-load.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/rtld.c: Likewise.
	* elf/dl-close.c (_dl_close): Likewise.
	* elf/dl-open.c (dl_open_worker): Likewise.  If not SINGLE_THREAD_P,
	always use __rtld_mrlock_{change,done}.  Always free old scope list
	here if not l_scope_mem.
	* elf/dl-runtime.c (_dl_fixup, _dl_profile_fixup): Revert l_scope name
	change.  Never free scope list here.  Just __rtld_mrlock_lock before
	the lookup and __rtld_mrlock_unlock it after the lookup.
	* elf/dl-sym.c: Likewise.
	* include/link.h (struct r_scoperec): Remove.
	(struct link_map): Replace l_scoperec with l_scope, l_scoperec_mem
	with l_scope_mem and l_scoperec_lock with l_scope_lock.

2006-10-25  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/gnu/netinet/tcp.h: Define TCP_CONGESTION.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* configure.in: Disable building profile libraries by default.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-lookup.c (_dl_lookup_symbol_x): Add warning to
	_dl_lookup_symbol_x code.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-runtime.c: Include sysdep-cancel.h.
	(_dl_fixup, _dl_profile_fixup): Use __rtld_mrlock_* and
	scoperec->nusers only if !SINGLE_THREAD_P.  Use atomic_*
	instead of catomic_* macros.
	* elf/dl-sym.c: Include sysdep-cancel.h.
	(do_sym): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.
	* elf/dl-close.c: Include sysdep-cancel.h.
	(_dl_close): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.
	* elf/dl-open.c: Include sysdep-cancel.h.
	(dl_open_worker): Use __rtld_mrlock_* and scoperec->nusers only
	if !SINGLE_THREAD_P.  Use atomic_* instead of catomic_* macros.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	[BZ #3313]
	* malloc/malloc.c (malloc_consolidate): Set maxfb to address of last
	fastbin rather than end of fastbin array.

2006-10-18  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/i386/i486/bits/atomic.h (catomic_decrement): Use correct
	body macro.
	* sysdeps/x86_64/bits/atomic.h
	(__arch_c_compare_and_exchange_val_64_acq): Add missing casts.
	(catomic_decrement): Use correct body macro.

2006-10-17  Jakub Jelinek  <jakub@redhat.com>

	* include/atomic.h: Add a unique prefix to all local variables
	in macros.
	* csu/tst-atomic.c (do_test): Test also catomic_* macros.

2006-10-14  Ulrich Drepper  <drepper@redhat.com>

	* resolv/arpa/nameser.h: Document that ns_t_a6 is deprecated.

	[BZ #3313]
	* malloc/malloc.c (malloc_consolidate): Don't use get_fast_max to
	determine highest fast bin to consolidate, always look into all of
	them.
	(do_check_malloc_state): Only require for empty bins for large
	sizes in main arena.

	* libio/stdio.h: Add more __wur attributes.

2006-11-12  Andreas Jaeger  <aj@suse.de>

	[BZ #2510]
	* manual/search.texi (Hash Search Function): Clarify.
	(Array Search Function): Clarify.

2006-11-12  Joseph Myers  <joseph@codesourcery.com>

	[BZ #2830]
	* math/atest-exp.c (main): Cast hex value to mp_limb_t before
	shifting.
	* math/atest-exp2.c (read_mpn_hex): Likewise.
	* math/atest-sincos.c (main): Likewise.

	* sysdeps/unix/sysv/linux/syscalls.list: Add epoll_pwait.
	* sysdeps/unix/sysv/linux/sys/epoll.h: Declare epoll_pwait.
	* sysdeps/unix/sysv/linux/Versions (libc): Add epoll_pwait for
	version GLIBC_2.6.
	* Versions.def: Add GLIBC_2.6 for libc.

	* sysdeps/i386/i486/bits/atomic.h: Add catomic_* support.

2006-10-11  Jakub Jelinek  <jakub@redhat.com>

	* malloc/malloc.c (_int_malloc): Remove unused any_larger variable.

	* nis/nis_defaults.c (__nis_default_access): Don't call getenv twice.

	* nis/nis_subr.c (nis_getnames): Use __secure_getenv instead of getenv.
	* sysdeps/generic/unsecvars.h: Add NIS_PATH.

2006-10-11  Ulrich Drepper  <drepper@redhat.com>

	* include/atomic.c: Define catomic_* operations.
	* sysdeps/x86_64/bits/atomic.h: Likewise.  Fix a few minor problems.
	* stdlib/cxa_finalize.c: Use catomic_* operations instead of atomic_*.
	* malloc/memusage.c: Likewise.
	* gmon/mcount.c: Likewise.
	* elf/dl-close.c: Likewise.
	* elf/dl-open.c: Likewise.
	* elf/dl-profile.c: Likewise.
	* elf/dl-sym.c: Likewise.
	* elf/dl-runtime.c: Likewise.
	* elf/dl-fptr.c: Likewise.
	* resolv/res_libc.c: Likewise.

2006-10-10  Roland McGrath  <roland@frob.com>
	* sysdeps/mach/hurd/utimes.c: Use a union to avoid an improper cast.
	* sysdeps/mach/hurd/futimes.c: Likewise.
	* sysdeps/mach/hurd/lutimes.c: Likewise.

2006-10-09  Ulrich Drepper  <drepper@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	Implement reference counting of scope records.
	* elf/dl-close.c (_dl_close): Remove all scopes from removed objects
	from the list in objects which remain.  Always allocate new scope
	record.
	* elf/dl-open.c (dl_open_worker): When growing array for scopes,
	don't resize, allocate a new one.
	* elf/dl-runtime.c: Update reference counters before using a scope
	array.
	* elf/dl-sym.c: Likewise.
	* elf/dl-libc.c: Adjust for l_scope name change.
	* elf/dl-load.c: Likewise.
	* elf/dl-object.c: Likewise.
	* elf/rtld.c: Likewise.
	* include/link.h: Include <rtld-lowlevel.h>.  Define struct
	r_scoperec.  Replace r_scope with pointer to r_scoperec structure.
	Add l_scoperec_lock.
	* sysdeps/generic/ldsodefs.h: Include <rtld-lowlevel.h>.
	* sysdeps/generic/rtld-lowlevel.h: New file.

	* include/atomic.h: Rename atomic_and to atomic_and_val and
	atomic_or to atomic_or_val.  Define new macros atomic_and and
	atomic_or which do not return values.
	* sysdeps/x86_64/bits/atomic.h: Define atomic_and and atomic_or.
	Various cleanups.
	* sysdeps/i386/i486/bits/atomic.h: Likewise.

	* po/sv.po: Update from translation team.

2006-10-07  Ulrich Drepper  <drepper@redhat.com>

	* Versions.def: Add GLIBC_2.6 to libpthread.

	* include/shlib-compat.h (SHLIB_COMPAT): Expand parameters before use.
	(versioned_symbol): Likewise.
	(compat_symbol): Likewise.

	* po/tr.po: Update from translation team.
	* nis/Banner: Removed.  It's been integral part forever and the
	author info is incomplete anyway.
	* libio/Banner: Likewise.

2006-10-06  Ulrich Drepper  <drepper@redhat.com>

	* version.h (VERSION): Bump to 2.5.90 for new development tree.

16 files changed, 222 insertions, 339 deletions

diff --git a/nscd/Makefile b/nscd/Makefile
index 9c98018217..21657abeb7 100644
--- a/nscd/Makefile
+++ b/nscd/Makefile
@@ -119,9 +119,7 @@ CFLAGS-initgrcache.c += $(nscd-cflags)
 CFLAGS-gai.c += $(nscd-cflags)
 
 ifeq (yesyes,$(have-fpie)$(build-shared))
-ifeq (yes,$(have-z-relro))
 relro-LDFLAGS += -Wl,-z,now
-endif
 
 $(objpfx)nscd: $(addprefix $(objpfx),$(nscd-modules:=.o))
 	$(LINK.o) -pie -Wl,-O1 $(nscd-cflags) \
diff --git a/nscd/cache.c b/nscd/cache.c
index be9be2aa4f..ef986f374a 100644
--- a/nscd/cache.c
+++ b/nscd/cache.c
@@ -125,7 +125,7 @@ cache_add (int type, const void *key, size_t len, struct datahead *packet,
 
       dbg_log (_("add new entry \"%s\" of type %s for %s to cache%s"),
 	       str, serv2str[type], dbnames[table - dbs],
-	       first ? " (first)" : "");
+	       first ? _(" (first)") : "");
     }
 
   unsigned long int hash = __nis_hash (key, len) % table->head->module;
diff --git a/nscd/gai.c b/nscd/gai.c
index 68719d876a..2e706bdfe7 100644
--- a/nscd/gai.c
+++ b/nscd/gai.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 2004.
 
@@ -15,7 +15,6 @@
    along with this program; if not, write to the Free Software Foundation,
    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
-#include <alloca.h>
 /* This file uses the getaddrinfo code but it compiles it without NSCD
    support.  We just need a few symbol renames.  */
 #define __getservbyname_r getservbyname_r
@@ -27,8 +26,6 @@
 #define __sendto sendto
 #define __strchrnul strchrnul
 #define __getline getline
-/* nscd uses 1MB or 2MB thread stacks.  */
-#define __libc_use_alloca(size) (size <= __MAX_ALLOCA_CUTOFF)
 
 #include <getaddrinfo.c>
 
diff --git a/nscd/grpcache.c b/nscd/grpcache.c
index c207492cc0..5a8fba4759 100644
--- a/nscd/grpcache.c
+++ b/nscd/grpcache.c
@@ -1,5 +1,5 @@
 /* Cache handling for group lookup.
-   Copyright (C) 1998-2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 1998-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -279,7 +279,6 @@ cache_addgr (struct database_dyn *db, int fd, request_header *req,
 		  /* Adjust pointers into the memory block.  */
 		  gr_name = (char *) newp + (gr_name - (char *) dataset);
 		  cp = (char *) newp + (cp - (char *) dataset);
-		  key_copy = (char *) newp + (key_copy - (char *) dataset);
 
 		  dataset = memcpy (newp, dataset, total + n);
 		  alloca_used = false;
diff --git a/nscd/nscd-client.h b/nscd/nscd-client.h
index 8946b6315b..0fd2d9f547 100644
--- a/nscd/nscd-client.h
+++ b/nscd/nscd-client.h
@@ -1,4 +1,4 @@
-/* Copyright (c) 1998, 1999, 2000, 2003, 2004, 2005, 2006, 2007
+/* Copyright (c) 1998, 1999, 2000, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998.
@@ -307,10 +307,10 @@ static inline int __nscd_drop_map_ref (struct mapped_database *map,
 
 
 /* Search the mapped database.  */
-extern struct datahead *__nscd_cache_search (request_type type,
-					     const char *key,
-					     size_t keylen,
-					     const struct mapped_database *mapped);
+extern const struct datahead *__nscd_cache_search (request_type type,
+						   const char *key,
+						   size_t keylen,
+						   const struct mapped_database *mapped);
 
 /* Wrappers around read, readv and write that only read/write less than LEN
    bytes on error or EOF.  */
diff --git a/nscd/nscd.c b/nscd/nscd.c
index add4698406..b68ae2f413 100644
--- a/nscd/nscd.c
+++ b/nscd/nscd.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 1998-2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (c) 1998-2006, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998.
 
@@ -402,7 +402,7 @@ print_version (FILE *stream, struct argp_state *state)
 Copyright (C) %s Free Software Foundation, Inc.\n\
 This is free software; see the source for copying conditions.  There is NO\n\
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
-"), "2006");
+"), "2007");
   fprintf (stream, gettext ("Written by %s.\n"),
 	   "Thorsten Kukuk and Ulrich Drepper");
 }
diff --git a/nscd/nscd.init b/nscd/nscd.init
index a0074b99e5..a882da7d8b 100644
--- a/nscd/nscd.init
+++ b/nscd/nscd.init
@@ -49,15 +49,8 @@ prog=nscd
 start () {
     [ -d /var/run/nscd ] || mkdir /var/run/nscd
     [ -d /var/db/nscd ] || mkdir /var/db/nscd
-    secure=""
-#   for table in passwd group hosts
-#   do
-#   	if egrep -q '^'$table':.*nisplus' /etc/nsswitch.conf; then
-#   	    /usr/lib/nscd_nischeck $table || secure="$secure -S $table,yes"
-#   	fi
-#   done
     echo -n $"Starting $prog: "
-    daemon /usr/sbin/nscd $secure
+    daemon /usr/sbin/nscd
     RETVAL=$?
     echo
     [ $RETVAL -eq 0 ] && touch /var/lock/subsys/nscd
diff --git a/nscd/nscd_getai.c b/nscd/nscd_getai.c
index 5df32dc6dc..b59c31ea26 100644
--- a/nscd/nscd_getai.c
+++ b/nscd/nscd_getai.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
 
@@ -42,7 +42,6 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 {
   size_t keylen = strlen (key) + 1;
   int gc_cycle;
-  int nretries = 0;
 
   /* If the mapping is available, try to search there instead of
      communicating with the nscd.  */
@@ -51,53 +50,49 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 			       &gc_cycle);
 
  retry:;
+  const ai_response_header *ai_resp = NULL;
   struct nscd_ai_result *resultbuf = NULL;
   const char *recend = (const char *) ~UINTMAX_C (0);
   char *respdata = NULL;
   int retval = -1;
   int sock = -1;
-  ai_response_header ai_resp;
 
   if (mapped != NO_MAPPING)
     {
-      struct datahead *found = __nscd_cache_search (GETAI, key, keylen,
-						    mapped);
+      const struct datahead *found = __nscd_cache_search (GETAI, key, keylen,
+							  mapped);
       if (found != NULL)
 	{
-	  respdata = (char *) (&found->data[0].aidata + 1);
-	  ai_resp = found->data[0].aidata;
+	  ai_resp = &found->data[0].aidata;
+	  respdata = (char *) (ai_resp + 1);
 	  recend = (const char *) found->data + found->recsize;
-	  /* Now check if we can trust ai_resp fields.  If GC is
-	     in progress, it can contain anything.  */
-	  if (mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out;
-	    }
 	}
     }
 
   /* If we do not have the cache mapped, try to get the data over the
      socket.  */
-  if (respdata == NULL)
+  ai_response_header ai_resp_mem;
+  if (ai_resp == NULL)
     {
-      sock = __nscd_open_socket (key, keylen, GETAI, &ai_resp,
-				 sizeof (ai_resp));
+      sock = __nscd_open_socket (key, keylen, GETAI, &ai_resp_mem,
+				 sizeof (ai_resp_mem));
       if (sock == -1)
 	{
 	  /* nscd not running or wrong version.  */
 	  __nss_not_use_nscd_hosts = 1;
 	  goto out;
 	}
+
+      ai_resp = &ai_resp_mem;
     }
 
-  if (ai_resp.found == 1)
+  if (ai_resp->found == 1)
     {
-      size_t datalen = ai_resp.naddrs + ai_resp.addrslen + ai_resp.canonlen;
+      size_t datalen = ai_resp->naddrs + ai_resp->addrslen + ai_resp->canonlen;
 
-      /* This check really only affects the case where the data
+      /* This check is really only affects the case where the data
 	 comes from the mapped cache.  */
-      if (respdata + datalen > recend)
+      if ((char *) (ai_resp + 1) + datalen > recend)
 	{
 	  assert (sock == -1);
 	  goto out;
@@ -113,10 +108,10 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 	}
 
       /* Set up the data structure, including pointers.  */
-      resultbuf->naddrs = ai_resp.naddrs;
+      resultbuf->naddrs = ai_resp->naddrs;
       resultbuf->addrs = (char *) (resultbuf + 1);
-      resultbuf->family = (uint8_t *) (resultbuf->addrs + ai_resp.addrslen);
-      if (ai_resp.canonlen != 0)
+      resultbuf->family = (uint8_t *) (resultbuf->addrs + ai_resp->addrslen);
+      if (ai_resp->canonlen != 0)
 	resultbuf->canon = (char *) (resultbuf->family + resultbuf->naddrs);
       else
 	resultbuf->canon = NULL;
@@ -142,13 +137,10 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 
 	  /* Try to detect corrupt databases.  */
 	  if (resultbuf->canon != NULL
-	      && resultbuf->canon[ai_resp.canonlen - 1] != '\0')
+	      && resultbuf->canon[ai_resp->canonlen - 1] != '\0')
 	    /* We cannot use the database.  */
 	    {
-	      if (mapped->head->gc_cycle != gc_cycle)
-		retval = -2;
-	      else
-		free (resultbuf);
+	      free (resultbuf);
 	      goto out_close;
 	    }
 
@@ -158,7 +150,7 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
     }
   else
     {
-      if (__builtin_expect (ai_resp.found == -1, 0))
+      if (__builtin_expect (ai_resp->found == -1, 0))
 	{
 	  /* The daemon does not cache this database.  */
 	  __nss_not_use_nscd_hosts = 1;
@@ -166,7 +158,7 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
 	}
 
       /* Store the error number.  */
-      *h_errnop = ai_resp.error;
+      *h_errnop = ai_resp->error;
 
       /* The `errno' to some value != ERANGE.  */
       __set_errno (ENOENT);
@@ -178,25 +170,22 @@ __nscd_getai (const char *key, struct nscd_ai_result **result, int *h_errnop)
   if (sock != -1)
     close_not_cancel_no_status (sock);
  out:
-  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0)
+  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0 && retval != -1)
     {
       /* When we come here this means there has been a GC cycle while we
 	 were looking for the data.  This means the data might have been
 	 inconsistent.  Retry if possible.  */
-      if ((gc_cycle & 1) != 0 || ++nretries == 5 || retval == -1)
+      if ((gc_cycle & 1) != 0)
 	{
 	  /* nscd is just running gc now.  Disable using the mapping.  */
-	  if (atomic_decrement_val (&mapped->counter) == 0)
-	    __nscd_unmap (mapped);
+	  __nscd_unmap (mapped);
 	  mapped = NO_MAPPING;
 	}
 
-      if (retval != -1)
-	{
-	  *result = NULL;
-	  free (resultbuf);
-	  goto retry;
-	}
+      *result = NULL;
+      free (resultbuf);
+
+      goto retry;
     }
 
   return retval;
diff --git a/nscd/nscd_getgr_r.c b/nscd/nscd_getgr_r.c
index fc036f2888..922b906c19 100644
--- a/nscd/nscd_getgr_r.c
+++ b/nscd/nscd_getgr_r.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1998-2000, 2002-2005, 2006, 2007
-   Free Software Foundation, Inc.
+/* Copyright (C) 1998-2000, 2002-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@uni-paderborn.de>, 1998.
 
@@ -89,7 +88,6 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 	      struct group **result)
 {
   int gc_cycle;
-  int nretries = 0;
   const uint32_t *len = NULL;
   size_t lensize = 0;
 
@@ -99,59 +97,55 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 						       &__gr_map_handle,
 						       &gc_cycle);
  retry:;
+  const gr_response_header *gr_resp = NULL;
   const char *gr_name = NULL;
   size_t gr_name_len = 0;
   int retval = -1;
   const char *recend = (const char *) ~UINTMAX_C (0);
-  gr_response_header gr_resp;
 
   if (mapped != NO_MAPPING)
     {
-      struct datahead *found = __nscd_cache_search (type, key, keylen, mapped);
+      const struct datahead *found = __nscd_cache_search (type, key, keylen,
+							  mapped);
       if (found != NULL)
 	{
-	  len = (const uint32_t *) (&found->data[0].grdata + 1);
-	  gr_resp = found->data[0].grdata;
+	  gr_resp = &found->data[0].grdata;
+	  len = (const uint32_t *) (gr_resp + 1);
+	  /* The alignment is always sufficient.  */
+	  assert (((uintptr_t) len & (__alignof__ (*len) - 1)) == 0);
 	  gr_name = ((const char *) len
-		     + gr_resp.gr_mem_cnt * sizeof (uint32_t));
-	  gr_name_len = gr_resp.gr_name_len + gr_resp.gr_passwd_len;
+		     + gr_resp->gr_mem_cnt * sizeof (uint32_t));
+	  gr_name_len = gr_resp->gr_name_len + gr_resp->gr_passwd_len;
 	  recend = (const char *) found->data + found->recsize;
-	  /* Now check if we can trust gr_resp fields.  If GC is
-	     in progress, it can contain anything.  */
-	  if (mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out;
-	    }
-
-	  /* The alignment is always sufficient, unless GC is in progress.  */
-	  assert (((uintptr_t) len & (__alignof__ (*len) - 1)) == 0);
 	}
     }
 
+  gr_response_header gr_resp_mem;
   int sock = -1;
-  if (gr_name == NULL)
+  if (gr_resp == NULL)
     {
-      sock = __nscd_open_socket (key, keylen, type, &gr_resp,
-				 sizeof (gr_resp));
+      sock = __nscd_open_socket (key, keylen, type, &gr_resp_mem,
+				 sizeof (gr_resp_mem));
       if (sock == -1)
 	{
 	  __nss_not_use_nscd_group = 1;
 	  goto out;
 	}
+
+      gr_resp = &gr_resp_mem;
     }
 
   /* No value found so far.  */
   *result = NULL;
 
-  if (__builtin_expect (gr_resp.found == -1, 0))
+  if (__builtin_expect (gr_resp->found == -1, 0))
     {
       /* The daemon does not cache this database.  */
       __nss_not_use_nscd_group = 1;
       goto out_close;
     }
 
-  if (gr_resp.found == 1)
+  if (gr_resp->found == 1)
     {
       struct iovec vec[2];
       char *p = buffer;
@@ -163,8 +157,8 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 	 align the pointer.  */
       align = ((__alignof__ (char *) - (p - ((char *) 0)))
 	       & (__alignof__ (char *) - 1));
-      total_len = (align + (1 + gr_resp.gr_mem_cnt) * sizeof (char *)
-		   + gr_resp.gr_name_len + gr_resp.gr_passwd_len);
+      total_len = (align + (1 + gr_resp->gr_mem_cnt) * sizeof (char *)
+		   + gr_resp->gr_name_len + gr_resp->gr_passwd_len);
       if (__builtin_expect (buflen < total_len, 0))
 	{
 	no_room:
@@ -176,16 +170,16 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 
       p += align;
       resultbuf->gr_mem = (char **) p;
-      p += (1 + gr_resp.gr_mem_cnt) * sizeof (char *);
+      p += (1 + gr_resp->gr_mem_cnt) * sizeof (char *);
 
       /* Set pointers for strings.  */
       resultbuf->gr_name = p;
-      p += gr_resp.gr_name_len;
+      p += gr_resp->gr_name_len;
       resultbuf->gr_passwd = p;
-      p += gr_resp.gr_passwd_len;
+      p += gr_resp->gr_passwd_len;
 
       /* Fill in what we know now.  */
-      resultbuf->gr_gid = gr_resp.gr_gid;
+      resultbuf->gr_gid = gr_resp->gr_gid;
 
       /* Read the length information, group name, and password.  */
       if (gr_name == NULL)
@@ -193,17 +187,17 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 	  /* Allocate array to store lengths.  */
 	  if (lensize == 0)
 	    {
-	      lensize = gr_resp.gr_mem_cnt * sizeof (uint32_t);
+	      lensize = gr_resp->gr_mem_cnt * sizeof (uint32_t);
 	      len = (uint32_t *) alloca (lensize);
 	    }
-	  else if (gr_resp.gr_mem_cnt * sizeof (uint32_t) > lensize)
+	  else if (gr_resp->gr_mem_cnt * sizeof (uint32_t) > lensize)
 	    len = extend_alloca (len, lensize,
-				 gr_resp.gr_mem_cnt * sizeof (uint32_t));
+				 gr_resp->gr_mem_cnt * sizeof (uint32_t));
 
 	  vec[0].iov_base = (void *) len;
-	  vec[0].iov_len = gr_resp.gr_mem_cnt * sizeof (uint32_t);
+	  vec[0].iov_len = gr_resp->gr_mem_cnt * sizeof (uint32_t);
 	  vec[1].iov_base = resultbuf->gr_name;
-	  vec[1].iov_len = gr_resp.gr_name_len + gr_resp.gr_passwd_len;
+	  vec[1].iov_len = gr_resp->gr_name_len + gr_resp->gr_passwd_len;
 	  total_len = vec[0].iov_len + vec[1].iov_len;
 
 	  /* Get this data.  */
@@ -215,14 +209,14 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 	/* We already have the data.  Just copy the group name and
 	   password.  */
 	memcpy (resultbuf->gr_name, gr_name,
-		gr_resp.gr_name_len + gr_resp.gr_passwd_len);
+		gr_resp->gr_name_len + gr_resp->gr_passwd_len);
 
       /* Clear the terminating entry.  */
-      resultbuf->gr_mem[gr_resp.gr_mem_cnt] = NULL;
+      resultbuf->gr_mem[gr_resp->gr_mem_cnt] = NULL;
 
       /* Prepare reading the group members.  */
       total_len = 0;
-      for (cnt = 0; cnt < gr_resp.gr_mem_cnt; ++cnt)
+      for (cnt = 0; cnt < gr_resp->gr_mem_cnt; ++cnt)
 	{
 	  resultbuf->gr_mem[cnt] = p;
 	  total_len += len[cnt];
@@ -230,25 +224,9 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 	}
 
       if (__builtin_expect (gr_name + gr_name_len + total_len > recend, 0))
-	{
-	  /* len array might contain garbage during nscd GC cycle,
-	     retry rather than fail in that case.  */
-	  if (gr_name != NULL && mapped->head->gc_cycle != gc_cycle)
-	    retval = -2;
-	  goto out_close;
-	}
+	goto out_close;
       if (__builtin_expect (total_len > buflen, 0))
-	{
-	  /* len array might contain garbage during nscd GC cycle,
-	     retry rather than fail in that case.  */
-	  if (gr_name != NULL && mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out_close;
-	    }
-	  else
-	    goto no_room;
-	}
+	goto no_room;
 
       retval = 0;
       if (gr_name == NULL)
@@ -270,14 +248,14 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
 
 	  /* Try to detect corrupt databases.  */
 	  if (resultbuf->gr_name[gr_name_len - 1] != '\0'
-	      || resultbuf->gr_passwd[gr_resp.gr_passwd_len - 1] != '\0'
-	      || ({for (cnt = 0; cnt < gr_resp.gr_mem_cnt; ++cnt)
+	      || resultbuf->gr_passwd[gr_resp->gr_passwd_len - 1] != '\0'
+	      || ({for (cnt = 0; cnt < gr_resp->gr_mem_cnt; ++cnt)
 		     if (resultbuf->gr_mem[cnt][len[cnt] - 1] != '\0')
 		       break;
-	  	   cnt < gr_resp.gr_mem_cnt; }))
+	  	   cnt < gr_resp->gr_mem_cnt; }))
 	    {
 	      /* We cannot use the database.  */
-	      retval = mapped->head->gc_cycle != gc_cycle ? -2 : -1;
+	      retval = -1;
 	      goto out_close;
 	    }
 
@@ -296,21 +274,19 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
   if (sock != -1)
     close_not_cancel_no_status (sock);
  out:
-  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0)
+  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0 && retval != -1)
     {
       /* When we come here this means there has been a GC cycle while we
 	 were looking for the data.  This means the data might have been
 	 inconsistent.  Retry if possible.  */
-      if ((gc_cycle & 1) != 0 || ++nretries == 5 || retval == -1)
+      if ((gc_cycle & 1) != 0)
 	{
 	  /* nscd is just running gc now.  Disable using the mapping.  */
-	  if (atomic_decrement_val (&mapped->counter) == 0)
-	    __nscd_unmap (mapped);
+	  __nscd_unmap (mapped);
 	  mapped = NO_MAPPING;
 	}
 
-      if (retval != -1)
-	goto retry;
+      goto retry;
     }
 
   return retval;
diff --git a/nscd/nscd_gethst_r.c b/nscd/nscd_gethst_r.c
index 90e1815bdd..516977bcc4 100644
--- a/nscd/nscd_gethst_r.c
+++ b/nscd/nscd_gethst_r.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -118,6 +118,7 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 			       &gc_cycle);
 
  retry:;
+  const hst_response_header *hst_resp = NULL;
   const char *h_name = NULL;
   const uint32_t *aliases_len = NULL;
   const char *addr_list = NULL;
@@ -125,27 +126,18 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
   int retval = -1;
   const char *recend = (const char *) ~UINTMAX_C (0);
   int sock = -1;
-  hst_response_header hst_resp;
   if (mapped != NO_MAPPING)
     {
-      /* No const qualifier, as it can change during garbage collection.  */
-      struct datahead *found = __nscd_cache_search (type, key, keylen, mapped);
+      const struct datahead *found = __nscd_cache_search (type, key, keylen,
+							  mapped);
       if (found != NULL)
 	{
-	  h_name = (char *) (&found->data[0].hstdata + 1);
-	  hst_resp = found->data[0].hstdata;
-	  aliases_len = (uint32_t *) (h_name + hst_resp.h_name_len);
+	  hst_resp = &found->data[0].hstdata;
+	  h_name = (char *) (hst_resp + 1);
+	  aliases_len = (uint32_t *) (h_name + hst_resp->h_name_len);
 	  addr_list = ((char *) aliases_len
-		       + hst_resp.h_aliases_cnt * sizeof (uint32_t));
-	  addr_list_len = hst_resp.h_addr_list_cnt * INADDRSZ;
-	  recend = (const char *) found->data + found->recsize;
-	  /* Now check if we can trust hst_resp fields.  If GC is
-	     in progress, it can contain anything.  */
-	  if (mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out;
-	    }
+		       + hst_resp->h_aliases_cnt * sizeof (uint32_t));
+	  addr_list_len = hst_resp->h_addr_list_cnt * INADDRSZ;
 
 #ifndef _STRING_ARCH_unaligned
 	  /* The aliases_len array in the mapped database might very
@@ -155,47 +147,51 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 	  if (((uintptr_t) aliases_len & (__alignof__ (*aliases_len) - 1))
 	      != 0)
 	    {
-	      uint32_t *tmp = alloca (hst_resp.h_aliases_cnt
+	      uint32_t *tmp = alloca (hst_resp->h_aliases_cnt
 				      * sizeof (uint32_t));
 	      aliases_len = memcpy (tmp, aliases_len,
-				    hst_resp.h_aliases_cnt
+				    hst_resp->h_aliases_cnt
 				    * sizeof (uint32_t));
 	    }
 #endif
 	  if (type != GETHOSTBYADDR && type != GETHOSTBYNAME)
 	    {
-	      if (hst_resp.h_length == INADDRSZ)
+	      if (hst_resp->h_length == INADDRSZ)
 		addr_list += addr_list_len;
-	      addr_list_len = hst_resp.h_addr_list_cnt * IN6ADDRSZ;
+	      addr_list_len = hst_resp->h_addr_list_cnt * IN6ADDRSZ;
 	    }
+	  recend = (const char *) found->data + found->recsize;
 	  if (__builtin_expect ((const char *) addr_list + addr_list_len
 				> recend, 0))
-	    goto out;
+	    goto out_close;
 	}
     }
 
-  if (h_name == NULL)
+  hst_response_header hst_resp_mem;
+  if (hst_resp == NULL)
     {
-      sock = __nscd_open_socket (key, keylen, type, &hst_resp,
-				 sizeof (hst_resp));
+      sock = __nscd_open_socket (key, keylen, type, &hst_resp_mem,
+				 sizeof (hst_resp_mem));
       if (sock == -1)
 	{
 	  __nss_not_use_nscd_hosts = 1;
-	  goto out;
+	  goto out;;
 	}
+
+      hst_resp = &hst_resp_mem;
     }
 
   /* No value found so far.  */
   *result = NULL;
 
-  if (__builtin_expect (hst_resp.found == -1, 0))
+  if (__builtin_expect (hst_resp->found == -1, 0))
     {
       /* The daemon does not cache this database.  */
       __nss_not_use_nscd_hosts = 1;
       goto out_close;
     }
 
-  if (hst_resp.found == 1)
+  if (hst_resp->found == 1)
     {
       struct iovec vec[4];
       char *cp = buffer;
@@ -211,15 +207,15 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 	 align the pointer and the base of the h_addr_list pointers.  */
       align1 = ((__alignof__ (char *) - (cp - ((char *) 0)))
 		& (__alignof__ (char *) - 1));
-      align2 = ((__alignof__ (char *) - ((cp + align1 + hst_resp.h_name_len)
+      align2 = ((__alignof__ (char *) - ((cp + align1 + hst_resp->h_name_len)
 					 - ((char *) 0)))
 		& (__alignof__ (char *) - 1));
-      if (buflen < (align1 + hst_resp.h_name_len + align2
-		    + ((hst_resp.h_aliases_cnt + hst_resp.h_addr_list_cnt
+      if (buflen < (align1 + hst_resp->h_name_len + align2
+		    + ((hst_resp->h_aliases_cnt + hst_resp->h_addr_list_cnt
 			+ 2)
 		       * sizeof (char *))
-		    + hst_resp.h_addr_list_cnt * (type == AF_INET
-						  ? INADDRSZ : IN6ADDRSZ)))
+		    + hst_resp->h_addr_list_cnt * (type == AF_INET
+						   ? INADDRSZ : IN6ADDRSZ)))
 	{
 	no_room:
 	  *h_errnop = NETDB_INTERNAL;
@@ -231,12 +227,12 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 
       /* Prepare the result as far as we can.  */
       resultbuf->h_aliases = (char **) cp;
-      cp += (hst_resp.h_aliases_cnt + 1) * sizeof (char *);
+      cp += (hst_resp->h_aliases_cnt + 1) * sizeof (char *);
       resultbuf->h_addr_list = (char **) cp;
-      cp += (hst_resp.h_addr_list_cnt + 1) * sizeof (char *);
+      cp += (hst_resp->h_addr_list_cnt + 1) * sizeof (char *);
 
       resultbuf->h_name = cp;
-      cp += hst_resp.h_name_len + align2;
+      cp += hst_resp->h_name_len + align2;
 
       if (type == GETHOSTBYADDR || type == GETHOSTBYNAME)
 	{
@@ -248,7 +244,7 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 	  resultbuf->h_addrtype = AF_INET6;
 	  resultbuf->h_length = IN6ADDRSZ;
 	}
-      for (cnt = 0; cnt < hst_resp.h_addr_list_cnt; ++cnt)
+      for (cnt = 0; cnt < hst_resp->h_addr_list_cnt; ++cnt)
 	{
 	  resultbuf->h_addr_list[cnt] = cp;
 	  cp += resultbuf->h_length;
@@ -258,47 +254,47 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
       if (h_name == NULL)
 	{
 	  vec[0].iov_base = resultbuf->h_name;
-	  vec[0].iov_len = hst_resp.h_name_len;
-	  total_len = hst_resp.h_name_len;
+	  vec[0].iov_len = hst_resp->h_name_len;
+	  total_len = hst_resp->h_name_len;
 	  n = 1;
 
-	  if (hst_resp.h_aliases_cnt > 0)
+	  if (hst_resp->h_aliases_cnt > 0)
 	    {
-	      aliases_len = alloca (hst_resp.h_aliases_cnt
+	      aliases_len = alloca (hst_resp->h_aliases_cnt
 				    * sizeof (uint32_t));
 	      vec[n].iov_base = (void *) aliases_len;
-	      vec[n].iov_len = hst_resp.h_aliases_cnt * sizeof (uint32_t);
+	      vec[n].iov_len = hst_resp->h_aliases_cnt * sizeof (uint32_t);
 
-	      total_len += hst_resp.h_aliases_cnt * sizeof (uint32_t);
+	      total_len += hst_resp->h_aliases_cnt * sizeof (uint32_t);
 	      ++n;
 	    }
 
 	  if (type == GETHOSTBYADDR || type == GETHOSTBYNAME)
 	    {
 	      vec[n].iov_base = resultbuf->h_addr_list[0];
-	      vec[n].iov_len = hst_resp.h_addr_list_cnt * INADDRSZ;
+	      vec[n].iov_len = hst_resp->h_addr_list_cnt * INADDRSZ;
 
-	      total_len += hst_resp.h_addr_list_cnt * INADDRSZ;
+	      total_len += hst_resp->h_addr_list_cnt * INADDRSZ;
 
 	      ++n;
 	    }
 	  else
 	    {
-	      if (hst_resp.h_length == INADDRSZ)
+	      if (hst_resp->h_length == INADDRSZ)
 		{
-		  ignore = alloca (hst_resp.h_addr_list_cnt * INADDRSZ);
+		  ignore = alloca (hst_resp->h_addr_list_cnt * INADDRSZ);
 		  vec[n].iov_base = ignore;
-		  vec[n].iov_len = hst_resp.h_addr_list_cnt * INADDRSZ;
+		  vec[n].iov_len = hst_resp->h_addr_list_cnt * INADDRSZ;
 
-		  total_len += hst_resp.h_addr_list_cnt * INADDRSZ;
+		  total_len += hst_resp->h_addr_list_cnt * INADDRSZ;
 
 		  ++n;
 		}
 
 	      vec[n].iov_base = resultbuf->h_addr_list[0];
-	      vec[n].iov_len = hst_resp.h_addr_list_cnt * IN6ADDRSZ;
+	      vec[n].iov_len = hst_resp->h_addr_list_cnt * IN6ADDRSZ;
 
-	      total_len += hst_resp.h_addr_list_cnt * IN6ADDRSZ;
+	      total_len += hst_resp->h_addr_list_cnt * IN6ADDRSZ;
 
 	      ++n;
 	    }
@@ -308,13 +304,13 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 	}
       else
 	{
-	  memcpy (resultbuf->h_name, h_name, hst_resp.h_name_len);
+	  memcpy (resultbuf->h_name, h_name, hst_resp->h_name_len);
 	  memcpy (resultbuf->h_addr_list[0], addr_list, addr_list_len);
 	}
 
       /*  Now we also can read the aliases.  */
       total_len = 0;
-      for (cnt = 0; cnt < hst_resp.h_aliases_cnt; ++cnt)
+      for (cnt = 0; cnt < hst_resp->h_aliases_cnt; ++cnt)
 	{
 	  resultbuf->h_aliases[cnt] = cp;
 	  cp += aliases_len[cnt];
@@ -324,25 +320,10 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 
       if (__builtin_expect ((const char *) addr_list + addr_list_len
 			    + total_len > recend, 0))
-	{
-	  /* aliases_len array might contain garbage during nscd GC cycle,
-	     retry rather than fail in that case.  */
-	  if (addr_list != NULL && mapped->head->gc_cycle != gc_cycle)
-	    retval = -2;
-	  goto out_close;
-	}
+	goto out_close;
       /* See whether this would exceed the buffer capacity.  */
       if (__builtin_expect (cp > buffer + buflen, 0))
-	{
-	  /* aliases_len array might contain garbage during nscd GC cycle,
-	     retry rather than fail in that case.  */
-	  if (addr_list != NULL && mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out_close;
-	    }
-	  goto no_room;
-	}
+	goto no_room;
 
       /* And finally read the aliases.  */
       if (addr_list == NULL)
@@ -361,18 +342,14 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
 		  (const char *) addr_list + addr_list_len, total_len);
 
 	  /* Try to detect corrupt databases.  */
-	  if (resultbuf->h_name[hst_resp.h_name_len - 1] != '\0'
-	      || ({for (cnt = 0; cnt < hst_resp.h_aliases_cnt; ++cnt)
+	  if (resultbuf->h_name[hst_resp->h_name_len - 1] != '\0'
+	      || ({for (cnt = 0; cnt < hst_resp->h_aliases_cnt; ++cnt)
 		     if (resultbuf->h_aliases[cnt][aliases_len[cnt] - 1]
 			 != '\0')
 		       break;
-		   cnt < hst_resp.h_aliases_cnt; }))
-	    {
-	      /* We cannot use the database.  */
-	      if (mapped->head->gc_cycle != gc_cycle)
-		retval = -2;
-	      goto out_close;
-	    }
+		   cnt < hst_resp->h_aliases_cnt; }))
+	    /* We cannot use the database.  */
+	    goto out_close;
 
 	  retval = 0;
 	  *result = resultbuf;
@@ -381,7 +358,7 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
   else
     {
       /* Store the error number.  */
-      *h_errnop = hst_resp.error;
+      *h_errnop = hst_resp->error;
 
       /* The `errno' to some value != ERANGE.  */
       __set_errno (ENOENT);
@@ -393,21 +370,19 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
   if (sock != -1)
     close_not_cancel_no_status (sock);
  out:
-  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0)
+  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0 && retval != -1)
     {
       /* When we come here this means there has been a GC cycle while we
 	 were looking for the data.  This means the data might have been
 	 inconsistent.  Retry if possible.  */
-      if ((gc_cycle & 1) != 0 || ++nretries == 5 || retval == -1)
+      if ((gc_cycle & 1) != 0 || ++nretries == 5)
 	{
 	  /* nscd is just running gc now.  Disable using the mapping.  */
-	  if (atomic_decrement_val (&mapped->counter) == 0)
-	    __nscd_unmap (mapped);
+	  __nscd_unmap (mapped);
 	  mapped = NO_MAPPING;
 	}
 
-      if (retval != -1)
-	goto retry;
+      goto retry;
     }
 
   return retval;
diff --git a/nscd/nscd_getpw_r.c b/nscd/nscd_getpw_r.c
index b84baa1a66..e8e4d7364f 100644
--- a/nscd/nscd_getpw_r.c
+++ b/nscd/nscd_getpw_r.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1998, 1999, 2003, 2004, 2005, 2007
-   Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2003, 2004, 2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@uni-paderborn.de>, 1998.
 
@@ -89,81 +88,76 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type,
 	      struct passwd **result)
 {
   int gc_cycle;
-  int nretries = 0;
-
   /* If the mapping is available, try to search there instead of
      communicating with the nscd.  */
   struct mapped_database *mapped;
   mapped = __nscd_get_map_ref (GETFDPW, "passwd", &map_handle, &gc_cycle);
 
  retry:;
+  const pw_response_header *pw_resp = NULL;
   const char *pw_name = NULL;
   int retval = -1;
   const char *recend = (const char *) ~UINTMAX_C (0);
-  pw_response_header pw_resp;
 
   if (mapped != NO_MAPPING)
     {
-      struct datahead *found = __nscd_cache_search (type, key, keylen, mapped);
+      const struct datahead *found = __nscd_cache_search (type, key, keylen,
+							  mapped);
       if (found != NULL)
 	{
-	  pw_name = (const char *) (&found->data[0].pwdata + 1);
-	  pw_resp = found->data[0].pwdata;
+	  pw_resp = &found->data[0].pwdata;
+	  pw_name = (const char *) (pw_resp + 1);
 	  recend = (const char *) found->data + found->recsize;
-	  /* Now check if we can trust pw_resp fields.  If GC is
-	     in progress, it can contain anything.  */
-	  if (mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out;
-	    }
 	}
     }
 
+  pw_response_header pw_resp_mem;
   int sock = -1;
-  if (pw_name == NULL)
+  if (pw_resp == NULL)
     {
-      sock = __nscd_open_socket (key, keylen, type, &pw_resp,
-				 sizeof (pw_resp));
+      sock = __nscd_open_socket (key, keylen, type, &pw_resp_mem,
+				 sizeof (pw_resp_mem));
       if (sock == -1)
 	{
 	  __nss_not_use_nscd_passwd = 1;
 	  goto out;
 	}
+
+      pw_resp = &pw_resp_mem;
     }
 
   /* No value found so far.  */
   *result = NULL;
 
-  if (__builtin_expect (pw_resp.found == -1, 0))
+  if (__builtin_expect (pw_resp->found == -1, 0))
     {
       /* The daemon does not cache this database.  */
       __nss_not_use_nscd_passwd = 1;
       goto out_close;
     }
 
-  if (pw_resp.found == 1)
+  if (pw_resp->found == 1)
     {
       /* Set the information we already have.  */
-      resultbuf->pw_uid = pw_resp.pw_uid;
-      resultbuf->pw_gid = pw_resp.pw_gid;
+      resultbuf->pw_uid = pw_resp->pw_uid;
+      resultbuf->pw_gid = pw_resp->pw_gid;
 
       char *p = buffer;
       /* get pw_name */
       resultbuf->pw_name = p;
-      p += pw_resp.pw_name_len;
+      p += pw_resp->pw_name_len;
       /* get pw_passwd */
       resultbuf->pw_passwd = p;
-      p += pw_resp.pw_passwd_len;
+      p += pw_resp->pw_passwd_len;
       /* get pw_gecos */
       resultbuf->pw_gecos = p;
-      p += pw_resp.pw_gecos_len;
+      p += pw_resp->pw_gecos_len;
       /* get pw_dir */
       resultbuf->pw_dir = p;
-      p += pw_resp.pw_dir_len;
+      p += pw_resp->pw_dir_len;
       /* get pw_pshell */
       resultbuf->pw_shell = p;
-      p += pw_resp.pw_shell_len;
+      p += pw_resp->pw_shell_len;
 
       ssize_t total = p - buffer;
       if (__builtin_expect (pw_name + total > recend, 0))
@@ -195,14 +189,14 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type,
 	  memcpy (resultbuf->pw_name, pw_name, total);
 
 	  /* Try to detect corrupt databases.  */
-	  if (resultbuf->pw_name[pw_resp.pw_name_len - 1] != '\0'
-	      || resultbuf->pw_passwd[pw_resp.pw_passwd_len - 1] != '\0'
-	      || resultbuf->pw_gecos[pw_resp.pw_gecos_len - 1] != '\0'
-	      || resultbuf->pw_dir[pw_resp.pw_dir_len - 1] != '\0'
-	      || resultbuf->pw_shell[pw_resp.pw_shell_len - 1] != '\0')
+	  if (resultbuf->pw_name[pw_resp->pw_name_len - 1] != '\0'
+	      || resultbuf->pw_passwd[pw_resp->pw_passwd_len - 1] != '\0'
+	      || resultbuf->pw_gecos[pw_resp->pw_gecos_len - 1] != '\0'
+	      || resultbuf->pw_dir[pw_resp->pw_dir_len - 1] != '\0'
+	      || resultbuf->pw_shell[pw_resp->pw_shell_len - 1] != '\0')
 	    {
 	      /* We cannot use the database.  */
-	      retval = mapped->head->gc_cycle != gc_cycle ? -2 : -1;
+	      retval = -1;
 	      goto out_close;
 	    }
 
@@ -221,21 +215,19 @@ nscd_getpw_r (const char *key, size_t keylen, request_type type,
   if (sock != -1)
     close_not_cancel_no_status (sock);
  out:
-  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0)
+  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0 && retval != -1)
     {
       /* When we come here this means there has been a GC cycle while we
 	 were looking for the data.  This means the data might have been
 	 inconsistent.  Retry if possible.  */
-      if ((gc_cycle & 1) != 0 || ++nretries == 5 || retval == -1)
+      if ((gc_cycle & 1) != 0)
 	{
 	  /* nscd is just running gc now.  Disable using the mapping.  */
-	  if (atomic_decrement_val (&mapped->counter) == 0)
-	    __nscd_unmap (mapped);
+	  __nscd_unmap (mapped);
 	  mapped = NO_MAPPING;
 	}
 
-      if (retval != -1)
-	goto retry;
+      goto retry;
     }
 
   return retval;
diff --git a/nscd/nscd_helper.c b/nscd/nscd_helper.c
index 71ea53e19d..7c45981586 100644
--- a/nscd/nscd_helper.c
+++ b/nscd/nscd_helper.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1998-2002,2003,2004,2005,2006,2007
-   Free Software Foundation, Inc.
+/* Copyright (C) 1998-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -22,7 +21,6 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <stdbool.h>
-#include <string.h>
 #include <time.h>
 #include <unistd.h>
 #include <sys/mman.h>
@@ -188,7 +186,6 @@ get_mapping (request_type type, const char *key,
     request_header req;
     char key[keylen];
   } reqdata;
-  size_t real_sizeof_reqdata = sizeof (request_header) + keylen;
 
   int sock = open_socket ();
   if (sock < 0)
@@ -203,9 +200,9 @@ get_mapping (request_type type, const char *key,
 #  define MSG_NOSIGNAL 0
 # endif
   if (__builtin_expect (TEMP_FAILURE_RETRY (__send (sock, &reqdata,
-						    real_sizeof_reqdata,
+						    sizeof (reqdata),
 						    MSG_NOSIGNAL))
-			!= real_sizeof_reqdata, 0))
+			!= sizeof (reqdata), 0))
     /* We cannot even write the request.  */
     goto out_close2;
 
@@ -243,13 +240,12 @@ get_mapping (request_type type, const char *key,
 			!= keylen, 0))
     goto out_close2;
 
-  if (__builtin_expect (CMSG_FIRSTHDR (&msg) == NULL
-			|| (CMSG_FIRSTHDR (&msg)->cmsg_len
-			    != CMSG_LEN (sizeof (int))), 0))
-    goto out_close2;
-
   mapfd = *(int *) CMSG_DATA (cmsg);
 
+  if (__builtin_expect (CMSG_FIRSTHDR (&msg)->cmsg_len
+			!= CMSG_LEN (sizeof (int)), 0))
+    goto out_close;
+
   struct stat64 st;
   if (__builtin_expect (strcmp (resdata, key) != 0, 0)
       || __builtin_expect (fstat64 (mapfd, &st) != 0, 0)
@@ -366,10 +362,7 @@ __nscd_get_map_ref (request_type type, const char *name,
 }
 
 
-/* Don't return const struct datahead *, as eventhough the record
-   is normally constant, it can change arbitrarily during nscd
-   garbage collection.  */
-struct datahead *
+const struct datahead *
 __nscd_cache_search (request_type type, const char *key, size_t keylen,
 		     const struct mapped_database *mapped)
 {
@@ -381,32 +374,16 @@ __nscd_cache_search (request_type type, const char *key, size_t keylen,
     {
       struct hashentry *here = (struct hashentry *) (mapped->data + work);
 
-#ifndef _STRING_ARCH_unaligned
-      /* Although during garbage collection when moving struct hashentry
-	 records around we first copy from old to new location and then
-	 adjust pointer from previous hashentry to it, there is no barrier
-	 between those memory writes.  It is very unlikely to hit it,
-	 so check alignment only if a misaligned load can crash the
-	 application.  */
-      if ((uintptr_t) here & (__alignof__ (*here) - 1))
-	return NULL;
-#endif
-
       if (type == here->type
 	  && keylen == here->len
-	  && here->key + keylen <= datasize
+	  && here->key + here->len <= datasize
 	  && memcmp (key, mapped->data + here->key, keylen) == 0
 	  && here->packet + sizeof (struct datahead) <= datasize)
 	{
 	  /* We found the entry.  Increment the appropriate counter.  */
-	  struct datahead *dh
+	  const struct datahead *dh
 	    = (struct datahead *) (mapped->data + here->packet);
 
-#ifndef _STRING_ARCH_unaligned
-	  if ((uintptr_t) dh & (__alignof__ (*dh) - 1))
-	    return NULL;
-#endif
-
 	  /* See whether we must ignore the entry or whether something
 	     is wrong because garbage collection is in progress.  */
 	  if (dh->usable && here->packet + dh->allocsize <= datasize)
diff --git a/nscd/nscd_initgroups.c b/nscd/nscd_initgroups.c
index 866455a96c..97a037d4a9 100644
--- a/nscd/nscd_initgroups.c
+++ b/nscd/nscd_initgroups.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
 
@@ -39,7 +39,6 @@ __nscd_getgrouplist (const char *user, gid_t group, long int *size,
 {
   size_t userlen = strlen (user) + 1;
   int gc_cycle;
-  int nretries = 0;
 
   /* If the mapping is available, try to search there instead of
      communicating with the nscd.  */
@@ -47,49 +46,44 @@ __nscd_getgrouplist (const char *user, gid_t group, long int *size,
   mapped = __nscd_get_map_ref (GETFDGR, "group", &__gr_map_handle, &gc_cycle);
 
  retry:;
+  const initgr_response_header *initgr_resp = NULL;
   char *respdata = NULL;
   int retval = -1;
   int sock = -1;
-  initgr_response_header initgr_resp;
 
   if (mapped != NO_MAPPING)
     {
-      struct datahead *found = __nscd_cache_search (INITGROUPS, user,
-						    userlen, mapped);
+      const struct datahead *found = __nscd_cache_search (INITGROUPS, user,
+							  userlen, mapped);
       if (found != NULL)
 	{
-	  respdata = (char *) (&found->data[0].initgrdata + 1);
-	  initgr_resp = found->data[0].initgrdata;
+	  initgr_resp = &found->data[0].initgrdata;
+	  respdata = (char *) (initgr_resp + 1);
 	  char *recend = (char *) found->data + found->recsize;
 
-	  /* Now check if we can trust initgr_resp fields.  If GC is
-	     in progress, it can contain anything.  */
-	  if (mapped->head->gc_cycle != gc_cycle)
-	    {
-	      retval = -2;
-	      goto out;
-	    }
-
-	  if (respdata + initgr_resp.ngrps * sizeof (int32_t) > recend)
+	  if (respdata + initgr_resp->ngrps * sizeof (int32_t) > recend)
 	    goto out;
 	}
     }
 
   /* If we do not have the cache mapped, try to get the data over the
      socket.  */
-  if (respdata == NULL)
+  initgr_response_header initgr_resp_mem;
+  if (initgr_resp == NULL)
     {
-      sock = __nscd_open_socket (user, userlen, INITGROUPS, &initgr_resp,
-				 sizeof (initgr_resp));
+      sock = __nscd_open_socket (user, userlen, INITGROUPS, &initgr_resp_mem,
+				 sizeof (initgr_resp_mem));
       if (sock == -1)
 	{
 	  /* nscd not running or wrong version.  */
 	  __nss_not_use_nscd_group = 1;
 	  goto out;
 	}
+
+      initgr_resp = &initgr_resp_mem;
     }
 
-  if (initgr_resp.found == 1)
+  if (initgr_resp->found == 1)
     {
       /* The following code assumes that gid_t and int32_t are the
 	 same size.  This is the case for al existing implementation.
@@ -97,40 +91,40 @@ __nscd_getgrouplist (const char *user, gid_t group, long int *size,
 	 doesn't use memcpy but instead copies each array element one
 	 by one.  */
       assert (sizeof (int32_t) == sizeof (gid_t));
-      assert (initgr_resp.ngrps >= 0);
+      assert (initgr_resp->ngrps >= 0);
 
       /* Make sure we have enough room.  We always count GROUP in even
 	 though we might not end up adding it.  */
-      if (*size < initgr_resp.ngrps + 1)
+      if (*size < initgr_resp->ngrps + 1)
 	{
 	  gid_t *newp = realloc (*groupsp,
-				 (initgr_resp.ngrps + 1) * sizeof (gid_t));
+				 (initgr_resp->ngrps + 1) * sizeof (gid_t));
 	  if (newp == NULL)
 	    /* We cannot increase the buffer size.  */
 	    goto out_close;
 
 	  *groupsp = newp;
-	  *size = initgr_resp.ngrps + 1;
+	  *size = initgr_resp->ngrps + 1;
 	}
 
       if (respdata == NULL)
 	{
 	  /* Read the data from the socket.  */
-	  if ((size_t) __readall (sock, *groupsp, initgr_resp.ngrps
+	  if ((size_t) __readall (sock, *groupsp, initgr_resp->ngrps
 						  * sizeof (gid_t))
-	      == initgr_resp.ngrps * sizeof (gid_t))
-	    retval = initgr_resp.ngrps;
+	      == initgr_resp->ngrps * sizeof (gid_t))
+	    retval = initgr_resp->ngrps;
 	}
       else
 	{
 	  /* Just copy the data.  */
-	  retval = initgr_resp.ngrps;
+	  retval = initgr_resp->ngrps;
 	  memcpy (*groupsp, respdata, retval * sizeof (gid_t));
 	}
     }
   else
     {
-      if (__builtin_expect (initgr_resp.found == -1, 0))
+      if (__builtin_expect (initgr_resp->found == -1, 0))
 	{
 	  /* The daemon does not cache this database.  */
 	  __nss_not_use_nscd_group = 1;
@@ -159,21 +153,19 @@ __nscd_getgrouplist (const char *user, gid_t group, long int *size,
   if (sock != -1)
     close_not_cancel_no_status (sock);
  out:
-  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0)
+  if (__nscd_drop_map_ref (mapped, &gc_cycle) != 0 && retval != -1)
     {
       /* When we come here this means there has been a GC cycle while we
 	 were looking for the data.  This means the data might have been
 	 inconsistent.  Retry if possible.  */
-      if ((gc_cycle & 1) != 0 || ++nretries == 5 || retval == -1)
+      if ((gc_cycle & 1) != 0)
 	{
 	  /* nscd is just running gc now.  Disable using the mapping.  */
-	  if (atomic_decrement_val (&mapped->counter) == 0)
-	    __nscd_unmap (mapped);
+	  __nscd_unmap (mapped);
 	  mapped = NO_MAPPING;
 	}
 
-      if (retval != -1)
-	goto retry;
+      goto retry;
     }
 
   return retval;
diff --git a/nscd/pwdcache.c b/nscd/pwdcache.c
index ae579df510..01c223add5 100644
--- a/nscd/pwdcache.c
+++ b/nscd/pwdcache.c
@@ -1,5 +1,5 @@
 /* Cache handling for passwd lookup.
-   Copyright (C) 1998-2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 1998-2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -274,7 +274,6 @@ cache_addpw (struct database_dyn *db, int fd, request_header *req,
 		{
 		  /* Adjust pointer into the memory block.  */
 		  cp = (char *) newp + (cp - (char *) dataset);
-		  key_copy = (char *) newp + (key_copy - (char *) dataset);
 
 		  dataset = memcpy (newp, dataset, total + n);
 		  alloca_used = false;
diff --git a/nscd/selinux.c b/nscd/selinux.c
index b826031150..f0620d1012 100644
--- a/nscd/selinux.c
+++ b/nscd/selinux.c
@@ -1,5 +1,5 @@
 /* SELinux access controls for nscd.
-   Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Matthew Rickard <mjricka@epoch.ncsc.mil>, 2004.
 
@@ -182,22 +182,18 @@ preserve_capabilities (void)
   if (tmp_caps == NULL || new_caps == NULL)
     {
       if (tmp_caps != NULL)
-	cap_free (tmp_caps);
+	free_caps (tmp_caps);
 
       dbg_log (_("Failed to initialize drop of capabilities"));
       error (EXIT_FAILURE, 0, _("cap_init failed"));
     }
 
   /* There is no reason why these should not work.  */
-  cap_set_flag (new_caps, CAP_PERMITTED, nnew_cap_list,
-		(cap_value_t *) new_cap_list, CAP_SET);
-  cap_set_flag (new_caps, CAP_EFFECTIVE, nnew_cap_list,
-		(cap_value_t *) new_cap_list, CAP_SET);
+  cap_set_flag (new_caps, CAP_PERMITTED, nnew_cap_list, new_cap_list, CAP_SET);
+  cap_set_flag (new_caps, CAP_EFFECTIVE, nnew_cap_list, new_cap_list, CAP_SET);
 
-  cap_set_flag (tmp_caps, CAP_PERMITTED, ntmp_cap_list,
-		(cap_value_t *) tmp_cap_list, CAP_SET);
-  cap_set_flag (tmp_caps, CAP_EFFECTIVE, ntmp_cap_list,
-		(cap_value_t *) tmp_cap_list, CAP_SET);
+  cap_set_flag (tmp_caps, CAP_PERMITTED, ntmp_cap_list, tmp_cap_list, CAP_SET);
+  cap_set_flag (tmp_caps, CAP_EFFECTIVE, ntmp_cap_list, tmp_cap_list, CAP_SET);
 
   int res = cap_set_proc (tmp_caps);
 
@@ -206,7 +202,7 @@ preserve_capabilities (void)
   if (__builtin_expect (res != 0, 0))
     {
       cap_free (new_caps);
-      dbg_log (_("Failed to drop capabilities\n"));
+      dbg_log (_("Failed to drop capabilities"));
       error (EXIT_FAILURE, 0, _("cap_set_proc failed"));
     }
 
diff --git a/nscd/selinux.h b/nscd/selinux.h
index 27afcd6e86..9ce0628486 100644
--- a/nscd/selinux.h
+++ b/nscd/selinux.h
@@ -1,5 +1,5 @@
 /* Header for nscd SELinux access controls.
-   Copyright (C) 2004, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Matthew Rickard <mjricka@epoch.ncsc.mil>, 2004.
 
@@ -23,7 +23,7 @@
 
 #include "nscd.h"
 #ifdef HAVE_LIBCAP
-# include <sys/capability.h>
+# include <sys/capabilities.h>
 #endif
 
 #ifdef HAVE_SELINUX