lkml.org 
[lkml]   [2005]   [May]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Scheduler: SIGSTOP on multi threaded processes
    On 5/4/05, Daniel Jacobowitz <dan@debian.org> wrote:
    > On Wed, May 04, 2005 at 02:16:24PM -0400, Richard B. Johnson wrote:
    > > The kernel doesn't do SIGSTOP or SIGCONT. Within init, there is
    > > a SIGSTOP and SIGCONT handler. These can be inherited by others
    > > unless changed, perhaps by a 'C' runtime library. Basically,
    > > the SIGSTOP handler executes pause() until the SIGCONT signal
    > > is received.
    > >
    > > Any delay in stopping is the time necessary for the signal to
    > > be delivered. It is possible that the section of code that
    > > contains the STOP/CONT handler was paged out and needs to be
    > > paged in before the signal can be delivered.
    > >
    > > You might quicken this up by installing your own handler for
    > > SIGSTOP and SIGCONT....
    >
    > I don't know what RTOSes you've been working with recently, but none of
    > the above is true for Linux. I don't think it ever has been.
    >

    I don't even think it was true for anything. It's his usual way of
    saying things.
    -
    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: 2005-05-04 23:15    [W:0.022 / U:62.740 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site