lkml.org 
[lkml]   [2011]   [Aug]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: Updated direct IO optimization patchkit v2
    Date
    Andi Kleen <andi@firstfloor.org> writes:

    > Various micro optimizations of the block direct IO path.
    >
    > This addresses all review comments and adds an additional prefetch
    > optimization that gives another about 0.3% in a large macro benchmark.
    > Overall the patchkit is worht about 2.2% in the same macro benchmark.
    >
    > I also ported it to current mainline, resolving some conflicts with
    > hch's recent changes to direct-io.

    Hi, Andi,

    If you get rid of the unlikely I pointed out in patch 11 and address my
    question on patch 6 (about always_inline) and repost, I'll ack the
    series. I was hoping hch or Jens would chime in on patch 10, but it
    seems they're busy.

    Cheers,
    Jeff


    \
     
     \ /
      Last update: 2011-08-18 19:55    [W:0.052 / U:1.360 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site