Date: Wed, 15 Apr 2009 21:39:56 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r191125 - head/sys/netinet Message-ID: <200904152139.n3FLduZ3055593@svn.freebsd.org>
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Author: kmacy Date: Wed Apr 15 21:39:56 2009 New Revision: 191125 URL: http://svn.freebsd.org/changeset/base/191125 Log: provide additional convenience macros for inpcb locking (upgrade, downgrade, exclusive) Modified: head/sys/netinet/in_pcb.h Modified: head/sys/netinet/in_pcb.h ============================================================================== --- head/sys/netinet/in_pcb.h Wed Apr 15 21:36:34 2009 (r191124) +++ head/sys/netinet/in_pcb.h Wed Apr 15 21:39:56 2009 (r191125) @@ -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)
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