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path: root/sys/kern/kern_umtx.c
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* Make UMTX_OP_WAIT_UINT actually wait for an unsigned integer on 64-bitsDavid Xu2009-04-131-1/+1
* 1) Check NULL pointer before calling umtx_pi_adjust_locked(), this avoidsDavid Xu2009-03-131-24/+26
* Add two commands to _umtx_op system call to allow a simple mutex to beDavid Xu2008-06-241-35/+142
* Use a seperated hash table for mutex and rwlock, avoid wasting some timeDavid Xu2008-05-301-17/+21
* Introduce command UMTX_OP_WAIT_UINT_PRIVATE and UMTX_OP_WAKE_PRIVATEDavid Xu2008-04-291-12/+62
* let umtxq_busy() only spin on mp machine. make function nameDavid Xu2008-04-031-10/+14
* Fix compiling problem for amd64.David Xu2008-04-021-2/+2
* Er, don't restart a timeout version.David Xu2008-04-021-2/+4
* Introduce kernel based userland rwlock. Each umtx chain now has two lists,David Xu2008-04-021-45/+487
* Check NULL pointer.David Xu2007-12-171-1/+10
* Add missing changes for fixing LOR of umtx lock and thread lock, followDavid Xu2007-12-171-11/+24
* Add function UMTX_OP_WAIT_UINT, the function causes thread to wait forDavid Xu2007-11-211-2/+24
* Backout experimental adaptive-spin umtx code.David Xu2007-06-061-67/+0
* Commit 8/14 of sched_lock decomposition.Jeff Roberson2007-06-041-33/+52
* Further system call comment cleanup:Robert Watson2007-03-051-1/+0
* Add a lwpid field into per-cpu structure, the lwpid represents currentDavid Xu2006-12-201-0/+70
* Threading cleanup.. part 2 of several.Julian Elischer2006-12-061-6/+0
* if a thread blocked on userland condition variable isDavid Xu2006-12-041-5/+10
* Introduce userspace condition variable, since we have already POSIXDavid Xu2006-12-031-4/+200
* Sweep kernel replacing suser(9) calls with priv(9) calls, assigningRobert Watson2006-11-061-2/+3
* Make KSE a kernel option, turned on by default in all GENERICJohn Birrell2006-10-261-0/+6
* Optimize umtx_lock_pi() a bit by moving some heavy code out of the loop,David Xu2006-10-261-32/+27
* In order to eliminate a branch, convert opcode to unsigned integer.David Xu2006-10-251-2/+2
* Eliminate an unnecessary `if' statement.David Xu2006-10-251-1/+2
* o Add keyword volatile for user mutex owner field.David Xu2006-10-171-29/+23
* Implement 32bit umtx_lock and umtx_unlock system calls, these two systemDavid Xu2006-10-061-0/+14
* Fix umtx command order error for freebsd 32bit.David Xu2006-09-221-1/+1
* Add umtx support for 32bit process on AMD64 machine.David Xu2006-09-221-82/+440
* Merge all code of do_lock_normal, do_lock_pi and do_lock_pp intoDavid Xu2006-09-051-120/+52
* Check if it is root user in do_unlock_pp.David Xu2006-09-031-2/+4
* Make sure we get new m_owner value if we can not unlock it inDavid Xu2006-09-021-8/+12
* Reorder some statments. Fix typo and remove stale comments.David Xu2006-08-301-20/+16
* Update comments about interrupted mutex locking.David Xu2006-08-281-12/+5
* This is initial version of POSIX priority mutex support, a new userlandDavid Xu2006-08-281-187/+1710
* Add user priority loaning code to support priority propagation forDavid Xu2006-08-251-0/+5
* Move flag TDF_UMTXQ into structure umtxq, this eliminates the requirementDavid Xu2006-05-181-15/+12
* Use wakeup_one to avoid thundering herd.David Xu2006-05-091-6/+6
* Change msleep() and tsleep() to not alter the calling thread's priorityJohn Baldwin2006-04-171-6/+4
* Axe unused code.David Xu2006-02-041-96/+0
* do umtx_wake at userland thread exit address, so that others userlandDavid Xu2005-10-261-3/+3
* Allocate umtx_q from heap instead of stack, this avoidsDavid Xu2005-03-051-34/+46
* Revert my previous errno hack, that is certainly an issue,David Xu2005-01-181-2/+1
* make umtx timeout relative so userland can select different clock type,David Xu2005-01-141-46/+51
* Comment out debugging printf which doesn't compile on amd64.Poul-Henning Kamp2005-01-121-0/+2
* Let _umtx_op directly return error code rather than from errno becauseDavid Xu2005-01-121-12/+23
* Break out of loop earlier if it is not timeout.David Xu2005-01-081-1/+1
* /* -> /*- for copyright notices, minor format tweaks as necessaryWarner Losh2005-01-061-1/+1
* Return ETIMEDOUT when thread is timeouted since POSIX threadDavid Xu2005-01-061-5/+7
* Make umtx_wait and umtx_wake more like linux futex does, it isDavid Xu2004-12-301-41/+9
* Make _umtx_op() as more general interface, the final parameter needn't beDavid Xu2004-12-251-4/+4