Messages in this thread | | | Date | Fri, 11 Nov 2011 15:29:35 +0100 | From | Robert Richter <> | Subject | Re: [PATCH] perf_events: fix and improve x86 event scheduling |
| |
On 10.11.11 19:52:47, Peter Zijlstra wrote: > IIRC, Robert's proposal limits the rewind stack to 1, which, if my mind > didn't completely stop working, should end up being something like > O(n^3). Now I don't know if Robert's thing is perfect for AMD F15 or if > there's still some odd fail cases, but since he's from AMD I suspect its > good enough in practice.
Yes, patches are ok for AMD F15.
> In fact, I almost merged his code, my only complaint was a lack of > comments and having had to spend several hours to fully understand the > thing a few months ago, I felt it really could use some since I didn't > want to have to spend that amount of effort every time I'd have to look > at the thing.
Will repost an updated version.
-Robert
-- Advanced Micro Devices, Inc. Operating System Research Center
| |