Re: [perfmon2] perfmon2 interrupt type?

2015-03-24 Thread Sun, Yongjie
Can I make it work well without NMI? -Original Message- From: Stephane Eranian [mailto:eran...@googlemail.com] Sent: Wednesday, March 18, 2015 11:53 PM To: Sun, Yongjie Cc: perfmon2-devel Subject: Re: [perfmon2] perfmon2 interrupt type? Hi, On Tue, Mar 17, 2015 at 6:19 AM, Sun, Yongjie

Re: [perfmon2] perfmon2 interrupt type?

2015-03-24 Thread Stephane Eranian
On Tue, Mar 24, 2015 at 8:25 AM, Sun, Yongjie wrote: > Can I make it work well without NMI? >\NMI buys you profiling of kernel critical sections where interrupts are off. >It buys you nothing for user level code. So yes, you can use another interrupt. If you are talking about the NMI watchdog, th