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authorLinus Torvalds <torvalds@linux-foundation.org>2013-05-01 07:21:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-01 07:21:43 -0700
commit08d76760832993050ad8c25e63b56773ef2ca303 (patch)
treeabdcf148dfe43cd49f30f204f1dac6978107a508 /arch/mips/include/asm/linkage.h
parentMerge branch 'akpm' (incoming from Andrew) (diff)
parentsyscalls.h: slightly reduce the jungles of macros (diff)
downloadlinux-dev-08d76760832993050ad8c25e63b56773ef2ca303.tar.xz
linux-dev-08d76760832993050ad8c25e63b56773ef2ca303.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal
Pull compat cleanup from Al Viro: "Mostly about syscall wrappers this time; there will be another pile with patches in the same general area from various people, but I'd rather push those after both that and vfs.git pile are in." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/signal: syscalls.h: slightly reduce the jungles of macros get rid of union semop in sys_semctl(2) arguments make do_mremap() static sparc: no need to sign-extend in sync_file_range() wrapper ppc compat wrappers for add_key(2) and request_key(2) are pointless x86: trim sys_ia32.h x86: sys32_kill and sys32_mprotect are pointless get rid of compat_sys_semctl() and friends in case of ARCH_WANT_OLD_COMPAT_IPC merge compat sys_ipc instances consolidate compat lookup_dcookie() convert vmsplice to COMPAT_SYSCALL_DEFINE switch getrusage() to COMPAT_SYSCALL_DEFINE switch epoll_pwait to COMPAT_SYSCALL_DEFINE convert sendfile{,64} to COMPAT_SYSCALL_DEFINE switch signalfd{,4}() to COMPAT_SYSCALL_DEFINE make SYSCALL_DEFINE<n>-generated wrappers do asmlinkage_protect make HAVE_SYSCALL_WRAPPERS unconditional consolidate cond_syscall and SYSCALL_ALIAS declarations teach SYSCALL_DEFINE<n> how to deal with long long/unsigned long long get rid of duplicate logics in __SC_....[1-6] definitions
Diffstat (limited to 'arch/mips/include/asm/linkage.h')
-rw-r--r--arch/mips/include/asm/linkage.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/include/asm/linkage.h b/arch/mips/include/asm/linkage.h
index e9a940d1b0c6..2767dda9e309 100644
--- a/arch/mips/include/asm/linkage.h
+++ b/arch/mips/include/asm/linkage.h
@@ -6,5 +6,8 @@
#endif
#define __weak __attribute__((weak))
+#define cond_syscall(x) asm(".weak\t" #x "\n" #x "\t=\tsys_ni_syscall")
+#define SYSCALL_ALIAS(alias, name) \
+ asm ( #alias " = " #name "\n\t.globl " #alias)
#endif