Hi, I will submit some performance testing result.
Thanks! Seiji > -----Original Message----- > From: H. Peter Anvin [mailto:[email protected]] > Sent: Wednesday, September 12, 2012 12:18 AM > To: Seiji Aguchi > Cc: Thomas Gleixner ([email protected]); [email protected]; > [email protected]; '[email protected]' ([email protected]); > [email protected]; [email protected]; Satoru Moriya > Subject: Re: [Resend][PATCH V3] trace,x86: add x86 irq vector tracepoints > > On 09/11/2012 05:00 PM, Seiji Aguchi wrote: > > Thomas, > > > > Please review my patch as we talked in Plumbers. > > > > Is there any measurable latency added here? These are some of the most > performance- (or at least latency-)critical paths in the kernel. > > -hpa > > -- > H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I > don't speak on their behalf.

