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reorganize MGET and MGETHDR slightly so MBUFLOCK only needs to be taken once

This commit is contained in:
dbj 2005-05-23 17:34:07 +00:00
parent 5350b653c5
commit 6e4d2dfb39
1 changed files with 13 additions and 13 deletions
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26
sys/sys/mbuf.h
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@ -1,4 +1,4 @@
/* $NetBSD: mbuf.h,v 1.106 2005/04/23 14:05:28 manu Exp $ */
/* $NetBSD: mbuf.h,v 1.107 2005/05/23 17:34:07 dbj Exp $ */
/*-
* Copyright (c) 1996, 1997, 1999, 2001 The NetBSD Foundation, Inc.
@ -419,27 +419,27 @@ do { \
* are guaranteed to return successfully.
*/
#define MGET(m, how, type) \
do { \
MBUFLOCK((m) = pool_cache_get(&mbpool_cache, \
(how) == M_WAIT ? PR_WAITOK|PR_LIMITFAIL : 0);); \
MBUFLOCK( \
(m) = pool_cache_get(&mbpool_cache, \
(how) == M_WAIT ? PR_WAITOK|PR_LIMITFAIL : 0); \
if (m) { \
MBUFLOCK(mbstat.m_mtypes[type]++; \
_MOWNERINIT((m), (type)); ); \
mbstat.m_mtypes[type]++; \
_MOWNERINIT((m), (type)); \
(m)->m_type = (type); \
(m)->m_next = (struct mbuf *)NULL; \
(m)->m_nextpkt = (struct mbuf *)NULL; \
(m)->m_data = (m)->m_dat; \
(m)->m_flags = 0; \
} \
} while (/* CONSTCOND */ 0)
)
#define MGETHDR(m, how, type) \
do { \
MBUFLOCK((m) = pool_cache_get(&mbpool_cache, \
(how) == M_WAIT ? PR_WAITOK|PR_LIMITFAIL : 0);); \
MBUFLOCK( \
(m) = pool_cache_get(&mbpool_cache, \
(how) == M_WAIT ? PR_WAITOK|PR_LIMITFAIL : 0); \
if (m) { \
MBUFLOCK(mbstat.m_mtypes[type]++; \
_MOWNERINIT((m), (type)); ); \
mbstat.m_mtypes[type]++; \
_MOWNERINIT((m), (type)); \
(m)->m_type = (type); \
(m)->m_next = (struct mbuf *)NULL; \
(m)->m_nextpkt = (struct mbuf *)NULL; \
@ -450,7 +450,7 @@ do { \
(m)->m_pkthdr.csum_data = 0; \
SLIST_INIT(&(m)->m_pkthdr.tags); \
} \
} while (/* CONSTCOND */ 0)
)
#if defined(_KERNEL)
#define _M_