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authorKevin Hao <haokexin@gmail.com>2013-05-12 07:26:23 +0800
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-12-02 14:06:55 +1100
commit565c2f249a0cb549d419f4c92fb8642b404d42b5 (patch)
tree566f27f1c34493c8f26c7a91ad0e95d0ac165f48 /arch
parent1e8341ae0c0e117f0626cd6cf6732a0a9c8723f2 (diff)
downloadlinux-565c2f249a0cb549d419f4c92fb8642b404d42b5.tar.bz2
powerpc: Use patch_exception to update the debug exception handler
Signed-off-by: Kevin Hao <haokexin@gmail.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/setup_64.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 4085aaa9478f..5760b9bea936 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -520,9 +520,6 @@ static void __init irqstack_early_init(void)
#ifdef CONFIG_PPC_BOOK3E
static void __init exc_lvl_early_init(void)
{
- extern unsigned int interrupt_base_book3e;
- extern unsigned int exc_debug_debug_book3e;
-
unsigned int i;
for_each_possible_cpu(i) {
@@ -535,8 +532,7 @@ static void __init exc_lvl_early_init(void)
}
if (cpu_has_feature(CPU_FTR_DEBUG_LVL_EXC))
- patch_branch(&interrupt_base_book3e + (0x040 / 4) + 1,
- (unsigned long)&exc_debug_debug_book3e, 0);
+ patch_exception(0x040, exc_debug_debug_book3e);
}
#else
#define exc_lvl_early_init()