On Fri, Apr 26, 2013 at 07:20:46AM -0700, tip-bot for Ingo Molnar wrote: > Commit-ID: 5ac2b5c2721501a8f5c5e1cd4116cbc31ace6886 > Gitweb: http://git.kernel.org/tip/5ac2b5c2721501a8f5c5e1cd4116cbc31ace6886 > Author: Ingo Molnar <mingo@xxxxxxxxxx> > AuthorDate: Wed, 24 Apr 2013 09:26:30 +0200 > Committer: Ingo Molnar <mingo@xxxxxxxxxx> > CommitDate: Fri, 26 Apr 2013 09:31:41 +0200 > > perf/x86/intel/P4: Robistify P4 PMU types > > Linus found, while extending integer type extension checks in the > sparse static code checker, various fragile patterns of mixed > signed/unsigned 64-bit/32-bit integer use in perf_events_p4.c. > > The relevant hardware register ABI is 64 bit wide on 32-bit > kernels as well, so clean it all up a bit, remove unnecessary > casts, and make sure we use 64-bit unsigned integers in these > places. > > [ Unfortunately this patch was not tested on real P4 hardware, > those are pretty rare already. If this patch causes any > problems on P4 hardware then please holler ... ] I have a P4 and I turn it on from time to time when it's cold in the room :-). Any particular tests you want me to run on it? processor : 0 vendor_id : GenuineIntel cpu family : 15 model : 2 model name : Intel(R) Pentium(R) 4 CPU 2.60GHz -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. -- -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html