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authorAnton Blanchard <anton@samba.org>2010-02-10 02:07:19 +0100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-02-17 04:03:15 +0100
commit53eae2281ad2607fa66a8ad1cb06186c8900da56 (patch)
treee487f6c139bfc8efa075aa8da60967621f0d79d3 /arch/powerpc/lib/feature-fixups.c
parentpowerpc: Rename LWSYNC_ON_SMP to PPC_RELEASE_BARRIER, ISYNC_ON_SMP to PPC_ACQ... (diff)
downloadlinux-53eae2281ad2607fa66a8ad1cb06186c8900da56.tar.xz
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powerpc: Fix lwsync patching code on 64bit
do_lwsync_fixups doesn't work on 64bit, we end up writing lwsyncs to the wrong addresses: 0:mon> di c0000001000bfacc c0000001000bfacc 7c2004ac lwsync Since the lwsync section has negative offsets we need to use a signed int pointer so we sign extend the value. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/lib/feature-fixups.c')
-rw-r--r--arch/powerpc/lib/feature-fixups.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c
index 7e8865bcd683..4dee652dfcad 100644
--- a/arch/powerpc/lib/feature-fixups.c
+++ b/arch/powerpc/lib/feature-fixups.c
@@ -112,7 +112,7 @@ void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end)
void do_lwsync_fixups(unsigned long value, void *fixup_start, void *fixup_end)
{
- unsigned int *start, *end, *dest;
+ int *start, *end, *dest;
if (!(value & CPU_FTR_LWSYNC))
return ;