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-rw-r--r--arch/powerpc/kernel/vdso64/cacheflush.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/vdso64/cacheflush.S b/arch/powerpc/kernel/vdso64/cacheflush.S
index d4a0ad28d53..cb4ae0a5edd 100644
--- a/arch/powerpc/kernel/vdso64/cacheflush.S
+++ b/arch/powerpc/kernel/vdso64/cacheflush.S
@@ -35,6 +35,7 @@ V_FUNCTION_BEGIN(__kernel_sync_dicache)
subf r8,r6,r4 /* compute length */
add r8,r8,r5 /* ensure we get enough */
srwi. r8,r8,7 /* compute line count */
+ crclr cr0*4+so
beqlr /* nothing to do? */
mtctr r8
mr r3,r6
@@ -58,6 +59,7 @@ V_FUNCTION_END(__kernel_sync_dicache)
*/
V_FUNCTION_BEGIN(__kernel_sync_dicache_p5)
.cfi_startproc
+ crclr cr0*4+so
sync
isync
li r3,0