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server: Do not signal write bits if there are write asyncs alerted. 

Asyncs which are alerted but not "waiting" may still fill the pipe, and we
shouldn't signal AFD_POLL_WRITE in that case.

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2022-05-05 00:43:29 -05:00 committed by Alexandre Julliard
parent c5541f8a08
commit bff228c198
1 changed files with 6 additions and 3 deletions
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9
server/sock.c
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@ -1011,10 +1011,13 @@ static int sock_dispatch_asyncs( struct sock *sock, int event, int error )
event &= ~(POLLIN | POLLPRI);
}
if (event & POLLOUT && async_waiting( &sock->write_q ))
if ((event & POLLOUT) && async_queued( &sock->write_q ))
{
if (debug_level) fprintf( stderr, "activating write queue for socket %p\n", sock );
async_wake_up( &sock->write_q, STATUS_ALERTED );
if (async_waiting( &sock->write_q ))
{
if (debug_level) fprintf( stderr, "activating write queue for socket %p\n", sock );
async_wake_up( &sock->write_q, STATUS_ALERTED );
}
event &= ~POLLOUT;
}