lkml.org 
[lkml]   [2010]   [Jul]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [PATCH repost] sched: export sched_set/getaffinity to modules
    From
    Date
    On Thu, 2010-07-01 at 14:07 +0300, Michael S. Tsirkin wrote:
    > Author: Sridhar Samudrala <sri@us.ibm.com>
    >
    > sched: export sched_set/getaffinity to modules
    >
    > vhost-net driver wants to copy the affinity from the
    > owner thread to thread it creates. Export
    > sched_set/get affinity to modules to make this possible
    > when vhost is built as a module.
    >
    > Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
    > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
    >
    > ---
    >
    > I'm not sure the previous time made it clear what exactly is the
    > proposed change, so reposting. Info, Peter, could you ack merging the
    > following through the net-next tree please?
    >
    > diff --git a/kernel/sched.c b/kernel/sched.c
    > index d484081..3759391 100644
    > --- a/kernel/sched.c
    > +++ b/kernel/sched.c
    > @@ -4744,6 +4744,7 @@ out_put_task:
    > put_online_cpus();
    > return retval;
    > }
    > +EXPORT_SYMBOL_GPL(sched_setaffinity);
    >
    > static int get_user_cpu_mask(unsigned long __user *user_mask_ptr, unsigned len,
    > struct cpumask *new_mask)
    > @@ -4807,6 +4808,7 @@ out_unlock:
    >
    > return retval;
    > }
    > +EXPORT_SYMBOL_GPL(sched_getaffinity);
    >
    > /**
    > * sys_sched_getaffinity - get the cpu affinity of a process

    Urgh,.. so why again is that a good idea?


    \
     
     \ /
      Last update: 2010-07-01 13:23    [W:0.037 / U:0.784 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site