diff options
Diffstat (limited to 'meta/recipes-kernel/sysprof/files/rmb-arm.patch')
| -rw-r--r-- | meta/recipes-kernel/sysprof/files/rmb-arm.patch | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/meta/recipes-kernel/sysprof/files/rmb-arm.patch b/meta/recipes-kernel/sysprof/files/rmb-arm.patch new file mode 100644 index 0000000000..60e7f707a3 --- /dev/null +++ b/meta/recipes-kernel/sysprof/files/rmb-arm.patch @@ -0,0 +1,18 @@ +Index: git/util.h +=================================================================== +--- git.orig/util.h 2010-12-07 22:41:57.156243001 -0600 ++++ git/util.h 2010-12-07 22:43:47.616243002 -0600 +@@ -37,4 +37,13 @@ + #define cpu_relax() asm volatile("" ::: "memory"); + #endif + ++#ifdef __arm__ ++/* ++ * Use the __kuser_memory_barrier helper in the CPU helper page. See ++ * arch/arm/kernel/entry-armv.S in the kernel source for details. ++ */ ++#define rmb() ((void(*)(void))0xffff0fa0)() ++#define cpu_relax() asm volatile("":::"memory") ++#endif ++ + #endif |