[lkml]   [2007]   [Aug]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] SLUB use cmpxchg_local
    On Tue, 21 Aug 2007, Mathieu Desnoyers wrote:

    > Using cmpxchg_local vs cmpxchg has a clear impact on the fast paths, as
    > shown below: it saves about 60 to 70 cycles for kmalloc and 200 cycles
    > for the kmalloc/kfree pair (test 2).

    Hmmmm.. I wonder if the AMD processors simply do the same in either
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2007-08-22 01:43    [W:0.021 / U:153.564 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site