From 167d5acc0d83877cb8651571fd27d8367281a5b9 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 20 Mar 2005 22:25:59 +0000 Subject: [BZ #786] 2005-03-15 Jakub Jelinek [BZ #786] * sysdeps/generic/dl-tls.c (_dl_next_tls_modid): Handle GL(dl_tls_static_nelem) == GL(dl_tls_max_dtv_idx). * elf/Makefile: Add rules to build and run tst-tls15. * elf/tst-tls15.c: New test. * elf/tst-tlsmod15a.c: New file. * elf/tst-tlsmod15b.c: New file. 2005-03-20 Ulrich Drepper * elf/rtld.c (dl_main): Always call init_tls if we have audit modules. --- elf/Makefile | 11 ++++++++--- elf/rtld.c | 3 +-- elf/tst-tls15.c | 32 ++++++++++++++++++++++++++++++++ elf/tst-tlsmod15a.c | 6 ++++++ elf/tst-tlsmod15b.c | 17 +++++++++++++++++ 5 files changed, 64 insertions(+), 5 deletions(-) create mode 100644 elf/tst-tls15.c create mode 100644 elf/tst-tlsmod15a.c create mode 100644 elf/tst-tlsmod15b.c (limited to 'elf') diff --git a/elf/Makefile b/elf/Makefile index 80a3f6cb19..c034b2ba6e 100644 --- a/elf/Makefile +++ b/elf/Makefile @@ -159,7 +159,7 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \ neededtest3 neededtest4 unload2 lateglobal initfirst global \ restest2 next dblload dblunload reldep5 reldep6 reldep7 reldep8 \ circleload1 tst-tls3 tst-tls4 tst-tls5 tst-tls6 tst-tls7 tst-tls8 \ - tst-tls10 tst-tls11 tst-tls12 tst-tls13 tst-tls14 tst-align \ + tst-tls10 tst-tls11 tst-tls12 tst-tls13 tst-tls14 tst-tls15 tst-align \ tst-align2 $(tests-execstack-$(have-z-execstack)) tst-dlmodcount \ tst-dlopenrpath tst-deep1 tst-dlmopen1 tst-dlmopen2 tst-dlmopen3 \ unload3 unload4 unload5 tst-audit1 tst-global1 order2 @@ -190,6 +190,7 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \ tst-tlsmod5 tst-tlsmod6 tst-tlsmod7 tst-tlsmod8 \ tst-tlsmod9 tst-tlsmod10 tst-tlsmod11 tst-tlsmod12 \ tst-tlsmod13 tst-tlsmod13a tst-tlsmod14a tst-tlsmod14b \ + tst-tlsmod15a tst-tlsmod15b \ circlemod1 circlemod1a circlemod2 circlemod2a \ circlemod3 circlemod3a \ reldep8mod1 reldep8mod2 reldep8mod3 \ @@ -471,6 +472,7 @@ tst-tlsmod10.so-no-z-defs = yes tst-tlsmod12.so-no-z-defs = yes tst-tlsmod14a.so-no-z-defs = yes tst-tlsmod14b.so-no-z-defs = yes +tst-tlsmod15a.so-no-z-defs = yes circlemod2.so-no-z-defs = yes circlemod3.so-no-z-defs = yes circlemod3a.so-no-z-defs = yes @@ -683,8 +685,11 @@ $(objpfx)tst-tls12: $(objpfx)tst-tlsmod12.so $(objpfx)tst-tls13: $(libdl) $(objpfx)tst-tls13.out: $(objpfx)tst-tlsmod13a.so -$(objpfx)tst-tls14: $(objpfx)tst-tlsmod14a.so $(libdl) -$(objpfx)tst-tls14.out:$(objpfx)tst-tlsmod14b.so +$(objpfx)tst-tls14: $(objpfx)tst-tlsmod14a.so $(libdl) +$(objpfx)tst-tls14.out: $(objpfx)tst-tlsmod14b.so + +$(objpfx)tst-tls15: $(libdl) +$(objpfx)tst-tls15.out: $(objpfx)tst-tlsmod15a.so $(objpfx)tst-tlsmod15b.so CFLAGS-tst-align.c = $(stack-align-test-flags) CFLAGS-tst-align2.c = $(stack-align-test-flags) diff --git a/elf/rtld.c b/elf/rtld.c index 56cd39f3c6..a2ca24ec59 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1306,8 +1306,7 @@ ld.so does not support TLS, but program uses it!\n"); /* Since we start using the auditing DSOs right away we need to initialize the data structures now. */ - if (!TLS_INIT_TP_EXPENSIVE) - tcbp = init_tls (); + tcbp = init_tls (); #endif struct dlmopen_args dlmargs; dlmargs.fname = al->name; diff --git a/elf/tst-tls15.c b/elf/tst-tls15.c new file mode 100644 index 0000000000..7ac963aa2d --- /dev/null +++ b/elf/tst-tls15.c @@ -0,0 +1,32 @@ +#include +#include + +static int +do_test (void) +{ + void *h = dlopen ("tst-tlsmod15a.so", RTLD_NOW); + if (h != NULL) + { + puts ("unexpectedly succeeded to open tst-tlsmod15a.so"); + exit (1); + } + + h = dlopen ("tst-tlsmod15b.so", RTLD_NOW); + if (h == NULL) + { + puts ("failed to open tst-tlsmod15b.so"); + exit (1); + } + + int (*fp) (void) = (int (*) (void)) dlsym (h, "in_dso"); + if (fp == NULL) + { + puts ("cannot find in_dso"); + exit (1); + } + + return fp (); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/elf/tst-tlsmod15a.c b/elf/tst-tlsmod15a.c new file mode 100644 index 0000000000..66c707129a --- /dev/null +++ b/elf/tst-tlsmod15a.c @@ -0,0 +1,6 @@ +extern int nonexistent_dummy_var; +int * +foo (void) +{ + return &nonexistent_dummy_var; +} diff --git a/elf/tst-tlsmod15b.c b/elf/tst-tlsmod15b.c new file mode 100644 index 0000000000..4f63eab144 --- /dev/null +++ b/elf/tst-tlsmod15b.c @@ -0,0 +1,17 @@ +#include "tst-tls10.h" + +#ifdef USE_TLS__THREAD +__thread int mod15b_var __attribute__((tls_model("initial-exec"))); + +int +in_dso (void) +{ + return mod15b_var; +} +#else +int +in_dso (void) +{ + return 0; +} +#endif -- cgit v1.2.3