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Add missing BUFQ_INSERT_HEAD().

This commit is contained in:
thorpej 2000-01-24 03:42:57 +00:00
parent 324dad9e89
commit 53ab3c12d0
1 changed files with 9 additions and 1 deletions
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10
sys/sys/buf.h
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@ -1,4 +1,4 @@
/* $NetBSD: buf.h,v 1.36 2000/01/21 23:20:51 thorpej Exp $ */ /* $NetBSD: buf.h,v 1.37 2000/01/24 03:42:57 thorpej Exp $ */
/*- /*-
* Copyright (c) 1999, 2000 The NetBSD Foundation, Inc. * Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
@ -107,6 +107,14 @@ do { \
(bufq)->bq_barrier = NULL; \ (bufq)->bq_barrier = NULL; \
} while (/*CONSTCOND*/0) } while (/*CONSTCOND*/0)
#define BUFQ_INSERT_HEAD(bufq, bp) \
do { \
TAILQ_INSERT_HEAD(&(bufq)->bq_head, (bp), b_actq); \
if (((bp)->b_flags & B_ORDERED) != 0 && \
(bufq)->bq_barrier == NULL) \
(bufq)->bq_barrier = (bp); \
} while (0)
#define BUFQ_INSERT_TAIL(bufq, bp) \ #define BUFQ_INSERT_TAIL(bufq, bp) \
do { \ do { \
TAILQ_INSERT_TAIL(&(bufq)->bq_head, (bp), b_actq); \ TAILQ_INSERT_TAIL(&(bufq)->bq_head, (bp), b_actq); \