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| author | Joseph Myers <joseph@codesourcery.com> | 2014-07-17 17:49:45 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2014-07-17 17:49:45 +0000 |
| commit | 5be44ea623bf5ccfb06b8ea4f6b1fabdf6021b93 (patch) | |
| tree | ef93cc275fb4993d554b04d017d97bde098e6b35 /sysdeps/unix/sysv/linux/kernel-features.h | |
| parent | d95ffd4cfd1c277779ea960ed851ee667f1f8e96 (diff) | |
| download | glibc-5be44ea623bf5ccfb06b8ea4f6b1fabdf6021b93.tar.gz | |
[PATCH 1/6] Split x86_64 out of main Linux kernel-features.h.
This patch splits x86_64 out of the main Linux kernel-features.h.
Tested x86_64 that there are no changes to disassembly of installed
shared libraries.
* sysdeps/unix/sysv/linux/x86_64/kernel-features.h: New file.
* sysdeps/unix/sysv/linux/kernel-features.h [__x86_64__]
(__ASSUME_ACCEPT4_SYSCALL): Do not define.
[__LINUX_KERNEL_VERSION >= 0x020621 && __x86_64__]
(__ASSUME_RECVMMSG_SYSCALL): Likewise.
[__LINUX_KERNEL_VERSION >= 0x030000 && __x86_64__]
(__ASSUME_SENDMMSG_SYSCALL): Likewise.
[__x86_64__ && __LINUX_KERNEL_VERSION >= 0x030100]
(__ASSUME_GETCPU_SYSCALL): Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/kernel-features.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index 665c348829..359267131f 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -137,7 +137,7 @@ /* The accept4 syscall was added for x86_64 and SPARC in 2.6.28, and for PowerPC and SH in 2.6.37. */ -#if (defined __x86_64__ || defined __sparc__) \ +#if defined __sparc__ \ || (__LINUX_KERNEL_VERSION >= 0x020625 \ && (defined __powerpc__ || defined __sh__)) # define __ASSUME_ACCEPT4_SYSCALL 1 @@ -173,7 +173,7 @@ /* 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__)) \ + && (defined __i386__ || defined __sparc__)) \ || (__LINUX_KERNEL_VERSION >= 0x020625 \ && (defined __powerpc__ || defined __sh__)) # define __ASSUME_RECVMMSG_SYSCALL 1 @@ -210,8 +210,8 @@ /* The sendmmsg syscall was added for i386, x86_64, PowerPC, SH and SPARC in 3.0. */ -#if __LINUX_KERNEL_VERSION >= 0x030000 \ - && (defined __i386__ || defined __x86_64__ || defined __powerpc__ \ +#if __LINUX_KERNEL_VERSION >= 0x030000 \ + && (defined __i386__ || defined __powerpc__ \ || defined __sh__ || defined __sparc__) # define __ASSUME_SENDMMSG_SYSCALL 1 #endif @@ -223,8 +223,3 @@ #if defined __ASSUME_SENDMMSG_SOCKETCALL || defined __ASSUME_SENDMMSG_SYSCALL # define __ASSUME_SENDMMSG 1 #endif - -/* getcpu is a syscall for x86-64 since 3.1. */ -#if defined __x86_64__ && __LINUX_KERNEL_VERSION >= 0x030100 -# define __ASSUME_GETCPU_SYSCALL 1 -#endif |