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-rw-r--r--ChangeLog43
-rw-r--r--NEWS2
-rw-r--r--ports/ChangeLog.hppa5
-rw-r--r--ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h3
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/kernel-features.h1
-rw-r--r--sysdeps/unix/sysv/linux/alpha/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/arm/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/ia64/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/internal_recvmmsg.S12
-rw-r--r--sysdeps/unix/sysv/linux/kernel-features.h21
-rw-r--r--sysdeps/unix/sysv/linux/microblaze/kernel-features.h4
-rw-r--r--sysdeps/unix/sysv/linux/mips/kernel-features.h5
-rw-r--r--sysdeps/unix/sysv/linux/recvmmsg.c13
-rw-r--r--sysdeps/unix/sysv/linux/tile/kernel-features.h1
14 files changed, 117 insertions, 8 deletions
diff --git a/ChangeLog b/ChangeLog
index a7b2fd938a..73f614b64a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,48 @@
2014-02-20 Joseph Myers <joseph@codesourcery.com>
+ [BZ #16610]
+ * sysdeps/unix/sysv/linux/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621 && __ASSUME_SOCKETCALL]
+ (__ASSUME_RECVMMSG_SOCKETCALL): Define.
+ [(__LINUX_KERNEL_VERSION >= 0x020621 && (__i386__ || __x86_64__ ||
+ __sparc__)) || (__LINUX_KERNEL_VERSION >= 0x020625 && (__powerpc__
+ || __sh__))] (__ASSUME_RECVMMSG_SYSCALL): Likewise.
+ [__i386__ || __sparc__]
+ (__ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL): Likewise.
+ [__ASSUME_RECVMMSG_SOCKETCALL || __ASSUME_RECVMMSG_SYSCALL]
+ (__ASSUME_RECVMMSG): Define instead of using previous
+ [__LINUX_KERNEL_VERSION >= 0x020621] condition.
+ * sysdeps/unix/sysv/linux/aarch64/kernel-features.h
+ (__ASSUME_RECVMMSG_SYSCALL): Define.
+ * sysdeps/unix/sysv/linux/alpha/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621] (__ASSUME_RECVMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/arm/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621] (__ASSUME_RECVMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/ia64/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621] (__ASSUME_RECVMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/internal_recvmmsg.S [__ASSUME_SOCKETCALL
+ && !__ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL &&
+ !__ASSUME_RECVMMSG_SYSCALL] (__NR_recvmmsg): Undefine.
+ [__ASSUME_RECVMMSG]: Change condition to
+ [__ASSUME_RECVMMSG_SOCKETCALL].
+ * sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621] (__ASSUME_RECVMMSG_SYSCALL):
+ Define.
+ (__ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL): Likewise.
+ * sysdeps/unix/sysv/linux/mips/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020621] (__ASSUME_RECVMMSG_SYSCALL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/recvmmsg.c [__ASSUME_SOCKETCALL &&
+ !__ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL &&
+ !__ASSUME_RECVMMSG_SYSCALL] (__NR_recvmmsg): Undefine.
+ [!__ASSUME_RECVMMSG]: Change condition to
+ [!__ASSUME_RECVMMSG_SOCKETCALL].
+ * sysdeps/unix/sysv/linux/tile/kernel-features.h
+ (__ASSUME_RECVMMSG_SYSCALL): Define.
+
[BZ #16609]
* sysdeps/unix/sysv/linux/kernel-features.h [__i386__ ||
__powerpc__ || __s390__ || __sh__ || __sparc__]
diff --git a/NEWS b/NEWS
index 381315580f..35da791fd6 100644
--- a/NEWS
+++ b/NEWS
@@ -9,7 +9,7 @@ Version 2.20
* The following bugs are resolved with this release:
- 15894, 16447, 16545, 16574, 16609.
+ 15894, 16447, 16545, 16574, 16609, 16610.
* The am33 port, which had not worked for several years, has been removed
from ports.
diff --git a/ports/ChangeLog.hppa b/ports/ChangeLog.hppa
index bd415aa12d..5829e55c71 100644
--- a/ports/ChangeLog.hppa
+++ b/ports/ChangeLog.hppa
@@ -1,5 +1,10 @@
2014-02-20 Joseph Myers <joseph@codesourcery.com>
+ [BZ #16610]
+ * sysdeps/unix/sysv/linux/hppa/kernel-features.h
+ [__LINUX_KERNEL_VERSION >= 0x020622] (__ASSUME_RECVMMSG_SYSCALL):
+ Define.
+
[BZ #16609]
* sysdeps/unix/sysv/linux/hppa/kernel-features.h
[__LINUX_KERNEL_VERSION >= 0x020622] (__ASSUME_ACCEPT4_SYSCALL):
diff --git a/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h b/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
index b8abd08138..75e1999d81 100644
--- a/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
+++ b/ports/sysdeps/unix/sysv/linux/hppa/kernel-features.h
@@ -30,9 +30,10 @@
/* PA-RISC 2.6.9 kernels had the first LWS CAS support */
#define __ASSUME_LWS_CAS 1
-/* Support for the accept4 syscall was added in 2.6.34. */
+/* Support for the accept4 and recvmmsg syscalls was added in 2.6.34. */
#if __LINUX_KERNEL_VERSION >= 0x020622
# define __ASSUME_ACCEPT4_SYSCALL 1
+# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
index 222b61c02c..3f9cd049e9 100644
--- a/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/aarch64/kernel-features.h
@@ -30,6 +30,7 @@
#define __ASSUME_IN_NONBLOCK 1
#define __ASSUME_O_CLOEXEC 1
#define __ASSUME_PIPE2 1
+#define __ASSUME_RECVMMSG_SYSCALL 1
#define __ASSUME_SIGNALFD4 1
#define __ASSUME_SOCK_CLOEXEC 1
#define __ASSUME_UTIMES 1
diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
index 8cceb34592..6e4a515749 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
@@ -42,6 +42,11 @@
# define __ASSUME_SIGNALFD4 1
#endif
+/* Support for recvmmsg was added for alpha in 2.6.33. */
+#if __LINUX_KERNEL_VERSION >= 0x020621
+# define __ASSUME_RECVMMSG_SYSCALL 1
+#endif
+
/* Support for accept4 was added for alpha in 3.2. */
#if __LINUX_KERNEL_VERSION >= 0x030200
# define __ASSUME_ACCEPT4_SYSCALL 1
diff --git a/sysdeps/unix/sysv/linux/arm/kernel-features.h b/sysdeps/unix/sysv/linux/arm/kernel-features.h
index 304f88d4a6..7b43e365e6 100644
--- a/sysdeps/unix/sysv/linux/arm/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/arm/kernel-features.h
@@ -31,6 +31,11 @@
# define __ASSUME_SIGNALFD4 1
#endif
+/* Support for the recvmmsg syscall was added in 2.6.33. */
+#if __LINUX_KERNEL_VERSION >= 0x020621
+# define __ASSUME_RECVMMSG_SYSCALL 1
+#endif
+
/* Support for the accept4 syscall was added in 2.6.36. */
#if __LINUX_KERNEL_VERSION >= 0x020624
# define __ASSUME_ACCEPT4_SYSCALL 1
diff --git a/sysdeps/unix/sysv/linux/ia64/kernel-features.h b/sysdeps/unix/sysv/linux/ia64/kernel-features.h
index 5c7c4eb8a5..b4955d9b1d 100644
--- a/sysdeps/unix/sysv/linux/ia64/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/ia64/kernel-features.h
@@ -47,6 +47,11 @@
# define __ASSUME_DUP3 1
#endif
+/* Support for the recvmmsg syscall was added in 2.6.33. */
+#if __LINUX_KERNEL_VERSION >= 0x020621
+# define __ASSUME_RECVMMSG_SYSCALL 1
+#endif
+
/* Support for the accept4 syscall was added in 3.3. */
#if __LINUX_KERNEL_VERSION >= 0x030300
# define __ASSUME_ACCEPT4_SYSCALL 1
diff --git a/sysdeps/unix/sysv/linux/internal_recvmmsg.S b/sysdeps/unix/sysv/linux/internal_recvmmsg.S
index 66c1357940..6b776b9d6a 100644
--- a/sysdeps/unix/sysv/linux/internal_recvmmsg.S
+++ b/sysdeps/unix/sysv/linux/internal_recvmmsg.S
@@ -1,8 +1,18 @@
#include <kernel-features.h>
#include <sys/syscall.h>
+
+/* Do not use the recvmmsg syscall on socketcall architectures unless
+ it was added at the same time as the socketcall support or can be
+ assumed to be present. */
+#if defined __ASSUME_SOCKETCALL \
+ && !defined __ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL \
+ && !defined __ASSUME_RECVMMSG_SYSCALL
+# undef __NR_recvmmsg
+#endif
+
#if !defined __NR_recvmmsg && defined __NR_socketcall
# define socket recvmmsg
-# ifdef __ASSUME_RECVMMSG
+# ifdef __ASSUME_RECVMMSG_SOCKETCALL
# define __socket recvmmsg
# else
# define __socket __internal_recvmmsg
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index b6d7714073..034257edfa 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -233,8 +233,25 @@
# define __ASSUME_F_GETOWN_EX 1
#endif
-/* Support for the recvmmsg syscall was added in 2.6.33. */
-#if __LINUX_KERNEL_VERSION >= 0x020621
+/* Support for recvmmsg functionality was added in 2.6.33. The macros
+ defined correspond to those for accept4. */
+#if __LINUX_KERNEL_VERSION >= 0x020621 && defined __ASSUME_SOCKETCALL
+# define __ASSUME_RECVMMSG_SOCKETCALL 1
+#endif
+
+/* The recvmmsg syscall was added for i386, x86_64 and SPARC in
+ 2.6.33, and for PowerPC and SH in 2.6.37. */
+#if (__LINUX_KERNEL_VERSION >= 0x020621 \
+ && (defined __i386__ || defined __x86_64__ || defined __sparc__)) \
+ || (__LINUX_KERNEL_VERSION >= 0x020625 \
+ && (defined __powerpc__ || defined __sh__))
+# define __ASSUME_RECVMMSG_SYSCALL 1
+#endif
+#if defined __i386__ || defined __sparc__
+# define __ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL 1
+#endif
+
+#if defined __ASSUME_RECVMMSG_SOCKETCALL || defined __ASSUME_RECVMMSG_SYSCALL
# define __ASSUME_RECVMMSG 1
#endif
diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
index 413b4a0b90..7266e96495 100644
--- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
@@ -29,9 +29,11 @@
#define __ASSUME_SIGNALFD4 1
#define __ASSUME_DUP3 1
-/* Support for the accept4 syscall was added in 2.6.33. */
+/* Support for the accept4 and recvmmsg syscalls was added in 2.6.33. */
#if __LINUX_KERNEL_VERSION >= 0x020621
# define __ASSUME_ACCEPT4_SYSCALL 1
+# define __ASSUME_RECVMMSG_SYSCALL 1
#endif
+#define __ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL 1
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/mips/kernel-features.h b/sysdeps/unix/sysv/linux/mips/kernel-features.h
index 94deaf9205..22064d9bd3 100644
--- a/sysdeps/unix/sysv/linux/mips/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/mips/kernel-features.h
@@ -36,6 +36,11 @@
# define __ASSUME_ACCEPT4_SYSCALL 1
#endif
+/* Support for the recvmmsg syscall was added in 2.6.33. */
+#if __LINUX_KERNEL_VERSION >= 0x020621
+# define __ASSUME_RECVMMSG_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
/* The n32 syscall ABI did not have a getdents64 syscall until
diff --git a/sysdeps/unix/sysv/linux/recvmmsg.c b/sysdeps/unix/sysv/linux/recvmmsg.c
index 04ff42ee72..57ddf3152a 100644
--- a/sysdeps/unix/sysv/linux/recvmmsg.c
+++ b/sysdeps/unix/sysv/linux/recvmmsg.c
@@ -23,6 +23,14 @@
#include <sys/syscall.h>
#include <kernel-features.h>
+/* Do not use the recvmmsg syscall on socketcall architectures unless
+ it was added at the same time as the socketcall support or can be
+ assumed to be present. */
+#if defined __ASSUME_SOCKETCALL \
+ && !defined __ASSUME_RECVMMSG_SYSCALL_WITH_SOCKETCALL \
+ && !defined __ASSUME_RECVMMSG_SYSCALL
+# undef __NR_recvmmsg
+#endif
#ifdef __NR_recvmmsg
int
@@ -41,7 +49,7 @@ recvmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags,
return result;
}
#elif defined __NR_socketcall
-# ifndef __ASSUME_RECVMMSG
+# ifndef __ASSUME_RECVMMSG_SOCKETCALL
extern int __internal_recvmmsg (int fd, struct mmsghdr *vmessages,
unsigned int vlen, int flags,
const struct timespec *tmo)
@@ -85,7 +93,8 @@ recvmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags,
return -1;
}
# else
-/* When __ASSUME_RECVMMSG recvmmsg is defined in internal_recvmmsg.S. */
+/* When __ASSUME_RECVMMSG_SOCKETCALL recvmmsg is defined in
+ internal_recvmmsg.S. */
# endif
#else
# include <socket/recvmmsg.c>
diff --git a/sysdeps/unix/sysv/linux/tile/kernel-features.h b/sysdeps/unix/sysv/linux/tile/kernel-features.h
index e339e7a5b2..b415d8f10f 100644
--- a/sysdeps/unix/sysv/linux/tile/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/tile/kernel-features.h
@@ -27,6 +27,7 @@
#define __ASSUME_SIGNALFD4 1
#define __ASSUME_ACCEPT4_SYSCALL 1
#define __ASSUME_DUP3 1
+#define __ASSUME_RECVMMSG_SYSCALL 1
#include_next <kernel-features.h>
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 07:36:25 +0000