Messages in this thread | | | Date | Sun, 17 Sep 2006 16:00:09 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 0/11] LTTng-core (basic tracing infrastructure) 0.5.108 |
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* Frederik Deweerdt <deweerdt@free.fr> wrote:
> On Sat, Sep 16, 2006 at 09:37:45PM +0200, Ingo Molnar wrote: > > ---------------> > > Subject: [patch] kprobes: speed INT3 trap handling up on i386 > > From: Ingo Molnar <mingo@elte.hu> > > > > speed up kprobes trap handling by special-casing kernel-space > > INT3 traps (which do not occur otherwise) and doing a kprobes > > handler check - instead of redirecting over the i386-die-notifier > > chain. > > > Hi Ingo, > > Not that it would make any difference to the actual kprobe > performance, but I think that not using the die-notifier chain makes > the DIE_INT3 handling in kprobe_exceptions_notify() useless.
yeah, indeed - i'll add your patch to the kprobes patchset.
Ingo
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