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authorAnton Blanchard <anton@samba.org>2011-11-14 12:54:47 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-11-16 14:47:54 +1100
commitd715e433b7ad19c02fc4becf0d5e9a59f97925de (patch)
tree6c5ba4c3b21c4070b82a184f5eca26c9e6c8edf1 /arch/powerpc/kernel/setup_32.c
parent6d1e2c6c1a0b800473db4df8595c95745be548ea (diff)
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powerpc: Copy down exception vectors after feature fixups
kdump fails because we try to execute an HV only instruction. Feature fixups are being applied after we copy the exception vectors down to 0 so they miss out on any updates. We have always had this issue but it only became critical in v3.0 when we added CFAR support (breaks POWER5) and v3.1 when we added POWERNV (breaks everyone). Signed-off-by: Anton Blanchard <anton@samba.org> Cc: <stable@kernel.org> [v3.0+] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/setup_32.c')
-rw-r--r--arch/powerpc/kernel/setup_32.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index c1ce86357ecb..ac7610815113 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -107,6 +107,8 @@ notrace unsigned long __init early_init(unsigned long dt_ptr)
PTRRELOC(&__start___lwsync_fixup),
PTRRELOC(&__stop___lwsync_fixup));
+ do_final_fixups();
+
return KERNELBASE + offset;
}