Messages in this thread Patch in this message | | | From | Masami Hiramatsu <> | Subject | [PATCH -tip 2/2] kprobes: Add mcount in kprobes blacklist | Date | Fri, 05 Feb 2010 01:24:34 -0500 |
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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: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Ingo Molnar <mingo@elte.hu> ---
kernel/kprobes.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/kprobes.c b/kernel/kprobes.c index c3340e8..ccec774 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -94,6 +94,7 @@ static struct kprobe_blackpoint kprobe_blacklist[] = { {"native_get_debugreg",}, {"irq_entries_start",}, {"common_interrupt",}, + {"mcount",}, /* mcount can be called from everywhere */ {NULL} /* Terminator */ };
-- Masami Hiramatsu
Software Engineer Hitachi Computer Products (America), Inc. Software Solutions Division
e-mail: mhiramat@redhat.com
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