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-rw-r--r--arch/powerpc/kernel/vdso64/cacheflush.S2
-rw-r--r--arch/powerpc/kernel/vdso64/datapage.S3
-rw-r--r--arch/powerpc/kernel/vdso64/gettimeofday.S4
3 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/vdso64/cacheflush.S b/arch/powerpc/kernel/vdso64/cacheflush.S
index d4a0ad28d534..cb4ae0a5edd0 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
diff --git a/arch/powerpc/kernel/vdso64/datapage.S b/arch/powerpc/kernel/vdso64/datapage.S
index 6393e4137bc7..3b2dd7d0c1eb 100644
--- a/arch/powerpc/kernel/vdso64/datapage.S
+++ b/arch/powerpc/kernel/vdso64/datapage.S
@@ -54,12 +54,12 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
.cfi_startproc
mflr r12
.cfi_register lr,r12
-
mr r4,r3
bl V_LOCAL_FUNC(__get_datapage)
mtlr r12
addi r3,r3,CFG_SYSCALL_MAP64
cmpli cr0,r4,0
+ crclr cr0*4+so
beqlr
li r0,__NR_syscalls
stw r0,0(r4)
@@ -80,6 +80,7 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
bl V_LOCAL_FUNC(__get_datapage)
ld r3,CFG_TB_TICKS_PER_SEC(r3)
mtlr r12
+ crclr cr0*4+so
blr
.cfi_endproc
V_FUNCTION_END(__kernel_get_tbfreq)
diff --git a/arch/powerpc/kernel/vdso64/gettimeofday.S b/arch/powerpc/kernel/vdso64/gettimeofday.S
index 1a89094715cc..ccaeda5136d1 100644
--- a/arch/powerpc/kernel/vdso64/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso64/gettimeofday.S
@@ -52,6 +52,7 @@ V_FUNCTION_BEGIN(__kernel_gettimeofday)
stw r4,TZONE_TZ_MINWEST(r10)
stw r5,TZONE_TZ_DSTTIME(r10)
1: mtlr r12
+ crclr cr0*4+so
li r3,0 /* always success */
blr
.cfi_endproc
@@ -99,6 +100,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
std r0,TSPC64_TV_NSEC(r11) /* store nsec in tp */
mtlr r12
+ crclr cr0*4+so
li r3,0
blr
@@ -159,6 +161,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
std r7,TSPC64_TV_NSEC(r11)
mtlr r12
+ crclr cr0*4+so
li r3,0
blr
@@ -193,6 +196,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres)
li r3,0
cmpli cr0,r4,0
+ crclr cr0*4+so
beqlr
lis r5,CLOCK_REALTIME_RES@h
ori r5,r5,CLOCK_REALTIME_RES@l