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bufq_alloc: fix BUFQ_STRAT_ANY. pointed by Juan RP.

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This commit is contained in:
yamt 2005-10-17 12:28:21 +00:00
parent e7bb12271d
commit 450531ecb3
1 changed files with 6 additions and 6 deletions
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12
sys/kern/subr_bufq.c
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@ -1,4 +1,4 @@
/* $NetBSD: subr_bufq.c,v 1.8 2005/10/17 12:25:15 yamt Exp $ */
/* $NetBSD: subr_bufq.c,v 1.9 2005/10/17 12:28:21 yamt Exp $ */
/* NetBSD: subr_disk.c,v 1.70 2005/08/20 12:00:01 yamt Exp $ */
/*-
@ -75,7 +75,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: subr_bufq.c,v 1.8 2005/10/17 12:25:15 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: subr_bufq.c,v 1.9 2005/10/17 12:28:21 yamt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -87,8 +87,7 @@ __KERNEL_RCSID(0, "$NetBSD: subr_bufq.c,v 1.8 2005/10/17 12:25:15 yamt Exp $");
BUFQ_DEFINE(dummy, 0, NULL); /* so that bufq_strats won't be empty */
#define STRAT_MATCH(id, bs) \
((id) == BUFQ_STRAT_ANY || strcmp((id), (bs)->bs_name) == 0)
#define STRAT_MATCH(id, bs) (strcmp((id), (bs)->bs_name) == 0)
/*
* Create a device buffer queue.
@ -128,7 +127,8 @@ bufq_alloc(struct bufq_state **bufqp, const char *strategy, int flags)
__link_set_foreach(it, bufq_strats) {
if ((*it) == &bufq_strat_dummy)
continue;
if (STRAT_MATCH(strategy, (*it))) {
if (strategy != BUFQ_STRAT_ANY &&
STRAT_MATCH(strategy, (*it))) {
bsp = *it;
break;
}
@ -139,7 +139,7 @@ bufq_alloc(struct bufq_state **bufqp, const char *strategy, int flags)
if (bsp == NULL) {
panic("bufq_alloc: no strategy");
}
if (!STRAT_MATCH(strategy, bsp)) {
if (strategy != BUFQ_STRAT_ANY && !STRAT_MATCH(strategy, bsp)) {
if ((flags & BUFQ_EXACT)) {
error = ENOENT;
goto out;