PERFORCE change 230148 for review
John Baldwin
jhb at FreeBSD.org
Tue Jun 25 20:29:33 UTC 2013
http://p4web.freebsd.org/@@230148?ac=10
Change 230148 by jhb at jhb_jhbbsd on 2013/06/25 20:29:15
IFC @230145
Affected files ...
.. //depot/projects/smpng/sys/kern/kern_lock.c#93 integrate
.. //depot/projects/smpng/sys/kern/kern_mutex.c#167 integrate
.. //depot/projects/smpng/sys/kern/kern_rwlock.c#39 integrate
.. //depot/projects/smpng/sys/kern/kern_sx.c#72 integrate
Differences ...
==== //depot/projects/smpng/sys/kern/kern_lock.c#93 (text+ko) ====
@@ -32,7 +32,7 @@
#include "opt_kdtrace.h"
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: head/sys/kern/kern_lock.c 251326 2013-06-03 17:41:11Z jhb $");
+__FBSDID("$FreeBSD: head/sys/kern/kern_lock.c 252212 2013-06-25 20:23:08Z jhb $");
#include <sys/param.h>
#include <sys/kdb.h>
@@ -238,8 +238,6 @@
u_int realexslp;
int queue, wakeup_swapper;
- TD_LOCKS_DEC(curthread);
- TD_SLOCKS_DEC(curthread);
WITNESS_UNLOCK(&lk->lock_object, 0, file, line);
LOCK_LOG_LOCK("SUNLOCK", &lk->lock_object, 0, 0, file, line);
@@ -339,6 +337,8 @@
}
lock_profile_release_lock(&lk->lock_object);
+ TD_LOCKS_DEC(curthread);
+ TD_SLOCKS_DEC(curthread);
return (wakeup_swapper);
}
@@ -397,12 +397,12 @@
iflags |= LO_IS_VNODE;
iflags |= flags & (LK_ADAPTIVE | LK_NOSHARE);
+ lock_init(&lk->lock_object, &lock_class_lockmgr, wmesg, NULL, iflags);
lk->lk_lock = LK_UNLOCKED;
lk->lk_recurse = 0;
lk->lk_exslpfail = 0;
lk->lk_timo = timo;
lk->lk_pri = pri;
- lock_init(&lk->lock_object, &lock_class_lockmgr, wmesg, NULL, iflags);
STACK_ZERO(lk);
}
==== //depot/projects/smpng/sys/kern/kern_mutex.c#167 (text+ko) ====
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: head/sys/kern/kern_mutex.c 244582 2012-12-22 09:37:34Z attilio $");
+__FBSDID("$FreeBSD: head/sys/kern/kern_mutex.c 252212 2013-06-25 20:23:08Z jhb $");
#include "opt_adaptive_mutexes.h"
#include "opt_ddb.h"
@@ -243,7 +243,6 @@
KASSERT(LOCK_CLASS(&m->lock_object) == &lock_class_mtx_sleep,
("mtx_unlock() of spin mutex %s @ %s:%d", m->lock_object.lo_name,
file, line));
- curthread->td_locks--;
WITNESS_UNLOCK(&m->lock_object, opts | LOP_EXCLUSIVE, file, line);
LOCK_LOG_LOCK("UNLOCK", &m->lock_object, opts, m->mtx_recurse, file,
line);
@@ -252,6 +251,7 @@
if (m->mtx_recurse == 0)
LOCKSTAT_PROFILE_RELEASE_LOCK(LS_MTX_UNLOCK_RELEASE, m);
__mtx_unlock(m, curthread, opts, file, line);
+ curthread->td_locks--;
}
void
@@ -894,10 +894,10 @@
flags |= LO_NOPROFILE;
/* Initialize mutex. */
+ lock_init(&m->lock_object, class, name, type, flags);
+
m->mtx_lock = MTX_UNOWNED;
m->mtx_recurse = 0;
-
- lock_init(&m->lock_object, class, name, type, flags);
}
/*
==== //depot/projects/smpng/sys/kern/kern_rwlock.c#39 (text+ko) ====
@@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 251323 2013-06-03 17:38:57Z jhb $");
+__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 252212 2013-06-25 20:23:08Z jhb $");
#include "opt_ddb.h"
#include "opt_hwpmc_hooks.h"
@@ -207,9 +207,9 @@
if (opts & RW_QUIET)
flags |= LO_QUIET;
+ lock_init(&rw->lock_object, &lock_class_rw, name, NULL, flags);
rw->rw_lock = RW_UNLOCKED;
rw->rw_recurse = 0;
- lock_init(&rw->lock_object, &lock_class_rw, name, NULL, flags);
}
void
@@ -319,13 +319,13 @@
KASSERT(rw->rw_lock != RW_DESTROYED,
("rw_wunlock() of destroyed rwlock @ %s:%d", file, line));
__rw_assert(c, RA_WLOCKED, file, line);
- curthread->td_locks--;
WITNESS_UNLOCK(&rw->lock_object, LOP_EXCLUSIVE, file, line);
LOCK_LOG_LOCK("WUNLOCK", &rw->lock_object, 0, rw->rw_recurse, file,
line);
if (!rw_recursed(rw))
LOCKSTAT_PROFILE_RELEASE_LOCK(LS_RW_WUNLOCK_RELEASE, rw);
__rw_wunlock(rw, curthread, file, line);
+ curthread->td_locks--;
}
/*
* Determines whether a new reader can acquire a lock. Succeeds if the
@@ -598,8 +598,6 @@
KASSERT(rw->rw_lock != RW_DESTROYED,
("rw_runlock() of destroyed rwlock @ %s:%d", file, line));
__rw_assert(c, RA_RLOCKED, file, line);
- curthread->td_locks--;
- curthread->td_rw_rlocks--;
WITNESS_UNLOCK(&rw->lock_object, 0, file, line);
LOCK_LOG_LOCK("RUNLOCK", &rw->lock_object, 0, 0, file, line);
@@ -693,6 +691,8 @@
break;
}
LOCKSTAT_PROFILE_RELEASE_LOCK(LS_RW_RUNLOCK_RELEASE, rw);
+ curthread->td_locks--;
+ curthread->td_rw_rlocks--;
}
/*
==== //depot/projects/smpng/sys/kern/kern_sx.c#72 (text+ko) ====
@@ -42,7 +42,7 @@
#include "opt_no_adaptive_sx.h"
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: head/sys/kern/kern_sx.c 244582 2012-12-22 09:37:34Z attilio $");
+__FBSDID("$FreeBSD: head/sys/kern/kern_sx.c 252212 2013-06-25 20:23:08Z jhb $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -228,9 +228,9 @@
flags |= LO_QUIET;
flags |= opts & SX_NOADAPTIVE;
+ lock_init(&sx->lock_object, &lock_class_sx, description, NULL, flags);
sx->sx_lock = SX_LOCK_UNLOCKED;
sx->sx_recurse = 0;
- lock_init(&sx->lock_object, &lock_class_sx, description, NULL, flags);
}
void
@@ -362,11 +362,11 @@
KASSERT(sx->sx_lock != SX_LOCK_DESTROYED,
("sx_sunlock() of destroyed sx @ %s:%d", file, line));
_sx_assert(sx, SA_SLOCKED, file, line);
- curthread->td_locks--;
WITNESS_UNLOCK(&sx->lock_object, 0, file, line);
LOCK_LOG_LOCK("SUNLOCK", &sx->lock_object, 0, 0, file, line);
__sx_sunlock(sx, file, line);
LOCKSTAT_PROFILE_RELEASE_LOCK(LS_SX_SUNLOCK_RELEASE, sx);
+ curthread->td_locks--;
}
void
@@ -378,13 +378,13 @@
KASSERT(sx->sx_lock != SX_LOCK_DESTROYED,
("sx_xunlock() of destroyed sx @ %s:%d", file, line));
_sx_assert(sx, SA_XLOCKED, file, line);
- curthread->td_locks--;
WITNESS_UNLOCK(&sx->lock_object, LOP_EXCLUSIVE, file, line);
LOCK_LOG_LOCK("XUNLOCK", &sx->lock_object, 0, sx->sx_recurse, file,
line);
if (!sx_recursed(sx))
LOCKSTAT_PROFILE_RELEASE_LOCK(LS_SX_XUNLOCK_RELEASE, sx);
__sx_xunlock(sx, curthread, file, line);
+ curthread->td_locks--;
}
/*
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