lkml.org 
[lkml]   [2007]   [Jun]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: And now for something _totally_ different: Linux v2.6.22-rc5
    On Sun, 17 Jun 2007, Nicholas Miell wrote:

    > On Sun, 2007-06-17 at 10:01 -0700, Davide Libenzi wrote:
    > > On Sun, 17 Jun 2007, Nicholas Miell wrote:
    > >
    > > > On Sat, 2007-06-16 at 20:33 -0700, Linus Torvalds wrote:
    > > > > In a stunning turn of events, I've actually been able to make another -rc
    > > > > release despite all the discussion (*cough*flaming*cough*) about other
    > > > > issues, and we now have a brand-spanking-new Linux 2.6.22-rc5 release
    > > > > out there!
    > > > >
    > > >
    > > > signalfd still has the broken behavior w.r.t. signal delivery to
    > > > threads.
    > > >
    > > > Is this going to get fixed before 2.6.22 proper is released, or should
    > > > it just be disabled entirely so no userspace apps grow to depend on
    > > > current wrong behavior?
    > >
    > > At the moment, with Ben's patch applied, signalfd can see all group-sent
    > > signals, and locally-directed thread signals.
    >
    > But there's still no way for multiple threads to read from a single
    > signalfd and get their own thread-specific signals in addition to
    > process-wide signals, right? I think this was agreed to be the least
    > surprising behavior.

    Multiple threads can wait on the signalfd. Each one will dequeue either
    its own private signals (tsk->pending) or the process shared ones
    (tsk->signal->shared_pending). This will be the behaviour once Ben's patch
    is applied.



    - Davide


    -
    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: 2007-06-18 01:53    [W:0.021 / U:3.604 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site