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authorIngo Molnar <mingo@elte.hu>2009-03-18 10:37:43 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-18 10:37:43 +0100
commit04dfcfcb54b073133bcca2c8f25b55e904558931 (patch)
tree123d13f9e242751f629924e92fcb297dc669d767 /arch/x86/kernel/kprobes.c
parent0bd5c4f7c874cf48ff7904dcf8a59988c8fea0e8 (diff)
parentee568b25ee9e160b32d1aef73d8b2ee9c05d34db (diff)
Merge branch 'linus' into core/iommu
Diffstat (limited to 'arch/x86/kernel/kprobes.c')
-rw-r--r--arch/x86/kernel/kprobes.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index e948b28a5a9..4558dd3918c 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -193,6 +193,9 @@ static int __kprobes can_boost(kprobe_opcode_t *opcodes)
kprobe_opcode_t opcode;
kprobe_opcode_t *orig_opcodes = opcodes;
+ if (search_exception_tables(opcodes))
+ return 0; /* Page fault may occur on this address. */
+
retry:
if (opcodes - orig_opcodes > MAX_INSN_SIZE - 1)
return 0;