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29 Commits

Author SHA1 Message Date
ad
ac85866313 simple_lock_only_held() is gone. 2008-01-05 12:31:39 +00:00
xtraeme
9bb6b94d89 sys/lock.h is required now. ok ad 2008-01-04 21:31:06 +00:00
ad
0664a0459b Start detangling lock.h from intr.h. This is likely to cause short term 
breakage, but the mess of dependencies has been regularly breaking the
build recently anyhow.
 2008-01-04 21:17:40 +00:00
ad
ce6680f888 Add back mutex_owner() for Solaris compat. 2007-12-24 14:57:56 +00:00
ad
f2fb0b3870 mutex_init: use 'if' instead of 'switch' to avoid complaints from the 
compiler.
 2007-12-06 01:18:46 +00:00
ad
b21038696d mutex_init: make MUTEX_DEFAULT + IPL_SOFT* return an adaptive mutex. 2007-12-05 06:50:07 +00:00
ad
b470ab628d Use membar_*(). 2007-11-30 23:05:43 +00:00
yamt
38d5e34116 make kmutex_t and krwlock_t smaller by killing lock id. 
ok'ed by Andrew Doran.
 2007-11-21 10:19:06 +00:00
ad
d18c6ca4de Merge from vmlocking: 
- pool_cache changes.
- Debugger/procfs locking fixes.
- Other minor changes.
 2007-11-07 00:23:13 +00:00
pooka
c71057099f fix typo in comment (greetings to ad, someone read your longwinded 
prattling dissertation)
 2007-11-04 17:26:02 +00:00
ad
a2a3828545 machine/{bus,cpu,intr}.h -> sys/{bus,cpu,intr}.h 2007-10-19 11:59:34 +00:00
ad
11dc639958 Merge from vmlocking: 
- G/C spinlockmgr() and simple_lock debugging.
- Always include the kernel_lock functions, for LKMs.
- Slightly improved subr_lockdebug code.
- Keep sizeof(struct lock) the same if LOCKDEBUG.
 2007-10-11 19:45:24 +00:00
dsl
0ca3d21b5b Include sys/cdefs.h first. 2007-09-21 19:14:12 +00:00
ad
5b3ae27b0d __FUNCTION__ -> __func__ 2007-09-17 21:33:34 +00:00
skrll
9fdaf800d9 Merge nick-csl-alignment. 2007-09-10 11:34:05 +00:00
ad
88ab7da936 Merge some of the less invasive changes from the vmlocking branch: 
- kthread, callout, devsw API changes
- select()/poll() improvements
- miscellaneous MT safety improvements
 2007-07-09 20:51:58 +00:00
yamt
f03010953f merge yamt-idlelwp branch. asked by core@. some ports still needs work. 
from doc/BRANCHES:

	idle lwp, and some changes depending on it.

	1. separate context switching and thread scheduling.
	   (cf. gmcgarry_ctxsw)
	2. implement idle lwp.
	3. clean up related MD/MI interfaces.
	4. make scheduler(s) modular.
 2007-05-17 14:51:11 +00:00
ad
bf8c3c1d7b mutex_vector_enter: put a read memory barrier between the final check that 
(1) the holder is no longer running and (2) the waiters bit is set. Needed
to ensure that the operations happen in the correct order.
 2007-03-12 22:34:08 +00:00
matt
57257364a0 Define/use MUTEX_COUNT_BIAS for those implementations that need one (like 
vax).
 2007-03-12 02:19:14 +00:00
ad
b1da576054 Add a MUTEX_NODEBUG type that avoids allocating debugging resources for 
the lock. To be used for e.g. struct vm_page until a better way is found.
 2007-03-10 16:01:13 +00:00
ad
50a8df5d23 mutex_onproc: remove unnecessary memory barriers. 2007-03-09 14:08:26 +00:00
mrg
3a04ec414c change an error message from: 
Mutex error: sched_unlock_idle: sched_unlock_idle
to
	Mutex error: sched_unlock_idle: sched_mutex not locked
 2007-03-04 21:06:13 +00:00
itohy
d2585a8c91 Remove extra space so that symbol renaming works properly. 2007-03-03 10:08:18 +00:00
itohy
cdbe0f0296 kern_mutex.c:190: macro `MUTEX_RECEIVE' used without args 
kern_mutex.c:199: macro `MUTEX_RECEIVE' used without args
kern_mutex.c:206: macro `MUTEX_GIVE' used without args
 2007-03-02 13:14:12 +00:00
ad
cbe547e6a7 - Nuke mutex_owner() 
- mutex_getowner() -> mutex_owner()
 2007-02-26 19:11:28 +00:00
yamt
e781af39bd implement priority inheritance. 2007-02-26 09:20:52 +00:00
ad
10a11a26b3 - Add a mutex_wakeup() which clears the waiters flag and wakes all waiters. 
Will be needed to fix a problem with mutexes on sparc.
- mutex_tryenter(): fix a false "locking against myself" error.
 2007-02-15 15:49:27 +00:00
ad
6bcf70b518 - Add/correct comments. 
- Print correct function name when an assertion triggers.
 2007-02-10 21:07:52 +00:00
ad
b07ec3fc38 Merge newlock2 to head. 2007-02-09 21:55:00 +00:00