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authorAnton Blanchard <anton@samba.org>2014-11-27 08:11:28 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2014-11-27 09:42:12 +1100
commit152d44a853e42952f6c8a504fb1f8eefd21fd5fd (patch)
treec899d6e29dd07166468e92bdd2ab0070b94afadf /arch
parent360d88a9e3fba596a12520b242fbab1c45b983e1 (diff)
downloadlinux-152d44a853e42952f6c8a504fb1f8eefd21fd5fd.tar.bz2
powerpc: 32 bit getcpu VDSO function uses 64 bit instructions
I used some 64 bit instructions when adding the 32 bit getcpu VDSO function. Fix it. Fixes: 18ad51dd342a ("powerpc: Add VDSO version of getcpu") Cc: stable@vger.kernel.org Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/vdso32/getcpu.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/vdso32/getcpu.S b/arch/powerpc/kernel/vdso32/getcpu.S
index 23eb9a9441bd..c62be60c7274 100644
--- a/arch/powerpc/kernel/vdso32/getcpu.S
+++ b/arch/powerpc/kernel/vdso32/getcpu.S
@@ -30,8 +30,8 @@
V_FUNCTION_BEGIN(__kernel_getcpu)
.cfi_startproc
mfspr r5,SPRN_SPRG_VDSO_READ
- cmpdi cr0,r3,0
- cmpdi cr1,r4,0
+ cmpwi cr0,r3,0
+ cmpwi cr1,r4,0
clrlwi r6,r5,16
rlwinm r7,r5,16,31-15,31-0
beq cr0,1f