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Abstract out some functionality into some more Macro's and eliminate

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duplicate code.
Reviwed by: Archie Cobbs <archie@freebsd.org>
This commit is contained in:
julian 1999-10-25 23:20:15 +00:00
parent 77334da099
commit feb9306786
1 changed files with 28 additions and 17 deletions
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45
sys/sys/mbuf.h
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@ -257,13 +257,34 @@ union mcluster {
} \
}
#define MCLFREE1(p) \
do { \
if (--mclrefcnt[mtocl(p)] == 0) { \
((union mcluster *)(p))->mcl_next = mclfree; \
mclfree = (union mcluster *)(p); \
mbstat.m_clfree++; \
} \
} while (0)
#define MCLFREE(p) \
MBUFLOCK ( \
if (--mclrefcnt[mtocl(p)] == 0) { \
((union mcluster *)(p))->mcl_next = mclfree; \
mclfree = (union mcluster *)(p); \
mbstat.m_clfree++; \
} \
MBUFLOCK( \
MCLFREE1(p); \
)
#define MEXTFREE1(m) \
do { \
if ((m)->m_ext.ext_free) \
(*((m)->m_ext.ext_free))((m)->m_ext.ext_buf, \
(m)->m_ext.ext_size); \
else { \
char *p = (m)->m_ext.ext_buf; \
MCLFREE1(p); \
} \
} while (0)
#define MEXTFREE(m) \
MBUFLOCK( \
MCLEXTFREE1(m); \
)
/*
@ -275,17 +296,7 @@ union mcluster {
MBUFLOCK( \
mbstat.m_mtypes[(m)->m_type]--; \
if ((m)->m_flags & M_EXT) { \
if ((m)->m_ext.ext_free) \
(*((m)->m_ext.ext_free))((m)->m_ext.ext_buf, \
(m)->m_ext.ext_size); \
else { \
char *p = (m)->m_ext.ext_buf; \
if (--mclrefcnt[mtocl(p)] == 0) { \
((union mcluster *)(p))->mcl_next = mclfree; \
mclfree = (union mcluster *)(p); \
mbstat.m_clfree++; \
} \
} \
MEXTFREE1(m); \
} \
(n) = (m)->m_next; \
(m)->m_type = MT_FREE; \