Messages in this thread |  | | | From | "Luck, Tony" <> | | Date | Mon, 13 Sep 2010 13:57:17 -0700 | | Subject | RE: [perfmon2] [PATCH] perf_events: improve DS/BTS/PEBS buffer allocation |
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> I am not aware of any real technical issues, except that > it needs to be done for both 32bit and 64bit.
Some good documentation on when you need vmalloc_sync_all(), and why most places don't need it would help to avoid a surge of patches spraying calls to it all over the kernel.
-Tony
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