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authorMichael Ellerman <mpe@ellerman.id.au>2015-09-16 21:21:50 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2015-09-21 17:27:08 +1000
commit793b8bf9ca17aee3b995c095058e6c4e7bd72e02 (patch)
tree2a41a91eb56d7993880f8a54d6823b4501569b4f /arch
parentLinux 4.3-rc2 (diff)
downloadlinux-dev-793b8bf9ca17aee3b995c095058e6c4e7bd72e02.tar.xz
linux-dev-793b8bf9ca17aee3b995c095058e6c4e7bd72e02.zip
powerpc: Wire up sys_membarrier()
The selftest passes on 64-bit LE & BE, and 32-bit. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/systbl.h1
-rw-r--r--arch/powerpc/include/asm/unistd.h2
-rw-r--r--arch/powerpc/include/uapi/asm/unistd.h1
3 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index 4d65499ee1c1..126d0c4f9b7d 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -369,3 +369,4 @@ SYSCALL_SPU(bpf)
COMPAT_SYS(execveat)
PPC64ONLY(switch_endian)
SYSCALL_SPU(userfaultfd)
+SYSCALL_SPU(membarrier)
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index 4a055b6c2a64..13411be86041 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -12,7 +12,7 @@
#include <uapi/asm/unistd.h>
-#define __NR_syscalls 365
+#define __NR_syscalls 366
#define __NR__exit __NR_exit
#define NR_syscalls __NR_syscalls
diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h
index 6ad58d4c879b..6337738018aa 100644
--- a/arch/powerpc/include/uapi/asm/unistd.h
+++ b/arch/powerpc/include/uapi/asm/unistd.h
@@ -387,5 +387,6 @@
#define __NR_execveat 362
#define __NR_switch_endian 363
#define __NR_userfaultfd 364
+#define __NR_membarrier 365
#endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */