diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/setup.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c index e22bf5fc92c..40acac5b833 100644 --- a/arch/sparc64/kernel/setup.c +++ b/arch/sparc64/kernel/setup.c @@ -529,15 +529,19 @@ static void __init per_cpu_patch(void) }; *(unsigned int *) (addr + 0) = insns[0]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 0)); *(unsigned int *) (addr + 4) = insns[1]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 4)); *(unsigned int *) (addr + 8) = insns[2]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 8)); *(unsigned int *) (addr + 12) = insns[3]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 12)); p++; @@ -558,6 +562,7 @@ static void __init gl_patch(void) unsigned long addr = p1->addr; *(unsigned int *) (addr + 0) = p1->insn; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 0)); p1++; @@ -568,9 +573,11 @@ static void __init gl_patch(void) unsigned long addr = p2->addr; *(unsigned int *) (addr + 0) = p2->insns[0]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 0)); *(unsigned int *) (addr + 3) = p2->insns[1]; + wmb(); __asm__ __volatile__("flush %0" : : "r" (addr + 4)); p2++; |