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fix inverted POLL_ directions.

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This commit is contained in:
yamt 2009-01-20 14:51:43 +00:00
parent 62bd2e85ef
commit e80f4e9ccb
1 changed files with 5 additions and 5 deletions
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10
sys/kern/sys_pipe.c
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@ -1,4 +1,4 @@
/* $NetBSD: sys_pipe.c,v 1.104 2009/01/20 14:50:22 yamt Exp $ */
/* $NetBSD: sys_pipe.c,v 1.105 2009/01/20 14:51:43 yamt Exp $ */
/*-
* Copyright (c) 2003, 2007, 2008 The NetBSD Foundation, Inc.
@ -76,7 +76,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sys_pipe.c,v 1.104 2009/01/20 14:50:22 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: sys_pipe.c,v 1.105 2009/01/20 14:51:43 yamt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -554,7 +554,7 @@ again:
/*
* We want to read more, wake up select/poll.
*/
pipeselwakeup(rpipe, rpipe->pipe_peer, POLL_IN);
pipeselwakeup(rpipe, rpipe->pipe_peer, POLL_OUT);
/*
* If the "write-side" is blocked, wake it up now.
@ -983,7 +983,7 @@ pipe_write(struct file *fp, off_t *offset, struct uio *uio, kauth_cred_t cred,
* wake up select/poll.
*/
if (bp->cnt)
pipeselwakeup(wpipe, wpipe, POLL_OUT);
pipeselwakeup(wpipe, wpipe, POLL_IN);
pipeunlock(wpipe);
error = cv_wait_sig(&wpipe->pipe_wcv, lock);
@ -1024,7 +1024,7 @@ pipe_write(struct file *fp, off_t *offset, struct uio *uio, kauth_cred_t cred,
* is only done synchronously), so check only wpipe->pipe_buffer.cnt
*/
if (bp->cnt)
pipeselwakeup(wpipe, wpipe, POLL_OUT);
pipeselwakeup(wpipe, wpipe, POLL_IN);
/*
* Arrange for next read(2) to do a signal.