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authorMasami Hiramatsu <mhiramat@redhat.com>2010-02-05 01:24:34 -0500
committerIngo Molnar <mingo@elte.hu>2010-02-05 02:13:57 -0500
commit5ecaafdbf44b1ba400b746c60c401d54c7ee0863 (patch)
treea781d78f30a618cbb734dc18dad8c5cb6271a832 /kernel/kprobes.c
parent2161db969313cb94ffd9377a525fb75c3fee9eeb (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/kprobes.c')
-rw-r--r--kernel/kprobes.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index c3340e836c37..ccec774c716d 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -94,6 +94,7 @@ static struct kprobe_blackpoint kprobe_blacklist[] = {
94 {"native_get_debugreg",}, 94 {"native_get_debugreg",},
95 {"irq_entries_start",}, 95 {"irq_entries_start",},
96 {"common_interrupt",}, 96 {"common_interrupt",},
97 {"mcount",}, /* mcount can be called from everywhere */
97 {NULL} /* Terminator */ 98 {NULL} /* Terminator */
98}; 99};
99 100