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provide additional convenience macros for inpcb locking (upgrade, downgrade, exclusive)

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Kip Macy 2009-04-15 21:39:56 +00:00
parent 8f22a721c2
commit 82c33e73f2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=191125
1 changed files with 4 additions and 1 deletions
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5
sys/netinet/in_pcb.h
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@ -313,7 +313,10 @@ struct inpcbinfo {
#define INP_TRY_WLOCK(inp) rw_try_wlock(&(inp)->inp_lock)
#define INP_RUNLOCK(inp) rw_runlock(&(inp)->inp_lock)
#define INP_WUNLOCK(inp) rw_wunlock(&(inp)->inp_lock)
#define INP_LOCK_ASSERT(inp) rw_assert(&(inp)->inp_lock, RA_LOCKED)
#define INP_TRY_UPGRADE(inp) rw_try_upgrade(&(inp)->inp_lock)
#define INP_DOWNGRADE(inp) rw_downgrade(&(inp)->inp_lock)
#define INP_WLOCKED(inp) rw_wowned(&(inp)->inp_lock)
#define INP_LOCK_ASSERT(inp) rw_assert(&(inp)->inp_lock, RA_LOCKED)
#define INP_RLOCK_ASSERT(inp) rw_assert(&(inp)->inp_lock, RA_RLOCKED)
#define INP_WLOCK_ASSERT(inp) rw_assert(&(inp)->inp_lock, RA_WLOCKED)
#define INP_UNLOCK_ASSERT(inp) rw_assert(&(inp)->inp_lock, RA_UNLOCKED)