On 11/12, Peter Zijlstra wrote:
>
> On Tue, Nov 12, 2013 at 05:21:36PM +0100, Oleg Nesterov wrote:
> > On 11/12, Peter Zijlstra wrote:
> > >
> > > static const char * const task_state_array[] = {
> > > ...
> > > + "I (idle)", /* 1024 */
> > > };
> >
> > but I am not sure about what /
On Tue, Nov 12, 2013 at 05:21:36PM +0100, Oleg Nesterov wrote:
> On 11/12, Peter Zijlstra wrote:
> >
> > On Tue, Nov 12, 2013 at 02:21:39PM -, David Laight wrote:
> > > Shame there isn't a process flag to indicate that the process
> > > will sleep uninterruptibly and that it doesn't matter.
> >
On 11/12, Peter Zijlstra wrote:
>
> On Tue, Nov 12, 2013 at 02:21:39PM -, David Laight wrote:
> >
> > /* Tell scheduler we are going to sleep... */
> > if (signal_pending(current))
> > /* We don't want waking immediately (again) */
> > sleep_state = TASK_UNINTERRUPTIBLE;
On 11/12, Peter Zijlstra wrote:
>
> On Tue, Nov 12, 2013 at 02:21:39PM -, David Laight wrote:
> > Shame there isn't a process flag to indicate that the process
> > will sleep uninterruptibly and that it doesn't matter.
> > So don't count to the load average and don't emit a warning
> > if it ha
On Tue, Nov 12, 2013 at 02:21:39PM -, David Laight wrote:
> Shame there isn't a process flag to indicate that the process
> will sleep uninterruptibly and that it doesn't matter.
> So don't count to the load average and don't emit a warning
> if it has been sleeping for a long time.
A process
> > I've done this in the past so that the code sleeps interruptibly
> > unless there is a signal pending - which would cause it to return
> > early.
> >
> > /* Tell scheduler we are going to sleep... */
> > if (signal_pending(current))
> > /* We don't want waking immediately (again
On Tue, Nov 12, 2013 at 02:21:39PM -, David Laight wrote:
> > > @@ -1637,7 +1637,7 @@ static int sync_thread_master(void *data)
> > > continue;
> > > }
> > > while (ip_vs_send_sync_msg(tinfo->sock, sb->mesg) < 0) {
> > > - int ret = __wait_e
> > @@ -1637,7 +1637,7 @@ static int sync_thread_master(void *data)
> > continue;
> > }
> > while (ip_vs_send_sync_msg(tinfo->sock, sb->mesg) < 0) {
> > - int ret = __wait_event_interruptible(*sk_sleep(sk),
>
> So ideally there's be a c
On Tue, Nov 12, 2013 at 02:53:16PM +0100, Geert Uytterhoeven wrote:
> net/netfilter/ipvs/ip_vs_sync.c: In function 'sync_thread_master':
> net/netfilter/ipvs/ip_vs_sync.c:1640:8: warning: unused variable 'ret'
> [-Wunused-variable]
>
> Introduced by commit 35a2af94c7ce7130ca292c68b1d27fcfdb648f6b
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