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Ack! Fix excessive cut/paste blunder during poll mods. Who had the

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pointy hat last? :-]

When one is selecting (or polling) for write, it helps if we use the
write side of the pipe when requesting wakeups instead of the read side.
This broke ghostview (at least) - I'm suprised it wasn't noticed for
so long.

Reviewed by:  Greg Lehey <grog@lemis.com>
This commit is contained in:
peter 1997-10-06 08:30:08 +00:00
parent 7d210499f8
commit 6e1045926c
1 changed files with 3 additions and 3 deletions
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6
sys/kern/sys_pipe.c
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@ -16,7 +16,7 @@
* 4. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: sys_pipe.c,v 1.32 1997/09/02 20:05:53 bde Exp $
* $Id: sys_pipe.c,v 1.33 1997/09/14 02:43:25 peter Exp $
*/
/*
@ -1002,8 +1002,8 @@ pipe_poll(fp, events, cred, p)
}
if (events & (POLLOUT | POLLWRNORM)) {
selrecord(p, &rpipe->pipe_sel);
rpipe->pipe_state |= PIPE_SEL;
selrecord(p, &wpipe->pipe_sel);
wpipe->pipe_state |= PIPE_SEL;
}
}