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authorMasami Hiramatsu2010-02-05 01:24:34 -0500
committerIngo Molnar2010-02-15 05:45:49 +0100
commit8b833c506c05c498d4215e2c260be44225daf6de (patch)
treed9fe3e26919826ecfabad064be6aba83d15153c9 /kernel
parenta9bb18f36c8056f0712fb28c52c0f85d98438dfb (diff)
kprobes: Add mcount to the kprobes blacklist
Since mcount function can be called from everywhere, it should be blacklisted. Moreover, the "mcount" symbol is a special symbol name. So, it is better to put it in the generic blacklist. Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20100205062433.3745.36726.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/kprobes.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index b7df302a0204..c4b43430d393 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -93,6 +93,7 @@ static struct kprobe_blackpoint kprobe_blacklist[] = {
{"native_get_debugreg",},
{"irq_entries_start",},
{"common_interrupt",},
+ {"mcount",}, /* mcount can be called from everywhere */
{NULL} /* Terminator */
};