lkml.org 
[lkml]   [2010]   [Feb]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: [PATCH] failslab: add abitily to filter slab caches
    Date
    Akinobu Mita <akinobu.mita@gmail.com> writes:

    > 2010/2/23 Dmitry Monakhov <dmonakhov@openvz.org>:
    >> Example:
    >> echo 1 > /sys/kernel/slab/skbuff_head_cache/failslab
    >> echo 1 > /sys/kernel/debug/failslab/cache-filter
    >
    > Looks good.
    >
    > .Should we also support clearing the flag by
    > "echo 0 > /sys/kernel/slab/skbuff_head_cache/failslab" ?
    But it already does this, any output except "1" treated as '0'
    I've snipped this from trace option.
    >
    >> +static ssize_t failslab_store(struct kmem_cache *s, const char *buf,
    >> +                                                       size_t length)
    >> +{
    >> +       s->flags &= ~SLAB_FAILSLAB;
    >> +       if (buf[0] == '1')
    >> +               s->flags |= SLAB_FAILSLAB;
    >> +       return length;
    >> +}
    >> +SLAB_ATTR(failslab);
    --
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2010-02-23 15:05    [W:0.020 / U:180.288 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site