about summary refs log tree commit diff
diff options
context:
space:
mode:
Diffstat
-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-pink 1.4.1 (git 2.36.1) at 2024-07-14 05:30:19 +0000