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powerpc/kprobes: Blacklist common exception handlers 

Blacklist all the exception common/OOL handlers as the kernel stack is not yet
setup, which means we can't take a trap at this point.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Naveen N. Rao 2017-04-19 20:59:52 +05:30 committed by Michael Ellerman
parent 7aa5b018bf
commit 9a914aa682
1 changed files with 1 additions and 0 deletions
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arch/powerpc/include/asm/head-64.h
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@ -213,6 +213,7 @@ end_##sname:
USE_TEXT_SECTION(); \
.balign IFETCH_ALIGN_BYTES; \
.global name; \
_ASM_NOKPROBE_SYMBOL(name); \
DEFINE_FIXED_SYMBOL(name); \
name: