Messages in this thread | | | Date | Sat, 22 May 2010 10:58:59 +0300 | From | Pekka Paalanen <> | Subject | Re: [PATCH] x86/mmiotrace: remove redundant instruction prefix checks |
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On Tue, 18 May 2010 08:48:30 +0900 Akinobu Mita <akinobu.mita@gmail.com> wrote:
> Get rid of the duplicated entries in prefix_codes[] to eliminate > redundant checks by skip_prefix(). > > Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Ingo Molnar <mingo@redhat.com> > Cc: "H. Peter Anvin" <hpa@zytor.com> > Cc: x86@kernel.org
Acked-by: Pekka Paalanen <pq@iki.fi>
> --- > arch/x86/mm/pf_in.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/x86/mm/pf_in.c b/arch/x86/mm/pf_in.c > index df3d5c8..308e325 100644 > --- a/arch/x86/mm/pf_in.c > +++ b/arch/x86/mm/pf_in.c > @@ -34,7 +34,7 @@ > /* IA32 Manual 3, 2-1 */ > static unsigned char prefix_codes[] = { > 0xF0, 0xF2, 0xF3, 0x2E, 0x36, 0x3E, 0x26, 0x64, > - 0x65, 0x2E, 0x3E, 0x66, 0x67 > + 0x65, 0x66, 0x67 > }; > /* IA32 Manual 3, 3-432*/ > static unsigned int reg_rop[] = { > -- > 1.6.0.6 > > -- > To unsubscribe from this list: send the line "unsubscribe > linux-kernel" in the body of a message to > majordomo@vger.kernel.org More majordomo info at > http://vger.kernel.org/majordomo-info.html Please read the FAQ > at http://www.tux.org/lkml/ >
-- Pekka Paalanen http://www.iki.fi/pq/
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