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freebsd-dev/sys/kern
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Konstantin Belousov 3b7b5496a7 Resolve two deadlocks that could be caused by busy md device backed 
by vnode. Allow for md thread and the thread that owns lock on vnode
backing the md device to do the write even when runningbufspace is
exhausted.

Tested by:	Peter Holm
Reviewed by:	tegge
MFC after:	2 weeks
2006-12-14 11:34:07 +00:00
..
bus_if.m - Revert making bus_generic_add_child() the default for BUS_ADD_CHILD(). 2006-09-11 22:20:37 +00:00
clock_if.m
cpufreq_if.m
device_if.m
genassym.sh
imgact_aout.c Correct two vm object reference leaks in error cases. 2006-03-16 08:51:59 +00:00
imgact_elf32.c
imgact_elf64.c
imgact_elf.c Add vm map and object locking to each_writable_segment(). 2006-11-19 23:38:59 +00:00
imgact_gzip.c Maintain the lock on the vnode for most of exec_elfN_imgact(). 2005-12-24 04:57:50 +00:00
imgact_shell.c
inflate.c Normalize a significant number of kernel malloc type names: 2005-10-31 15:41:29 +00:00
init_main.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
init_sysent.c This commits the remake in kern/ make sysent to get 2006-11-03 18:57:49 +00:00
kern_acct.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_acl.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
kern_alq.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
kern_clock.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_condvar.c Change sleepq_add(9) argument from 'struct mtx *' to 'struct lock_object *', 2006-11-16 01:02:00 +00:00
kern_conf.c Fix the race between devfs_fp_check and devfs_reclaim. Derefence the 2006-10-20 07:59:50 +00:00
kern_context.c
kern_cpu.c - Print message about cpufreq and timecounter TSC 2006-03-03 02:06:04 +00:00
kern_descrip.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_environment.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_event.c Save exit status of an exiting process in kn_data in the knote. 2006-11-20 22:17:50 +00:00
kern_exec.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_exit.c Move sigqueue_take() call into proc_reparent(), this fixed bugs where 2006-10-25 06:18:04 +00:00
kern_fork.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_idle.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_intr.c Add a function to return the MD interrupt source cookie associated with 2006-12-12 19:20:19 +00:00
kern_jail.c Add a new priv(9) kernel interface for checking the availability of 2006-11-06 13:37:19 +00:00
kern_kse.c Fix a potential point of confusion. Art Ironport we've seen this end up 2006-12-12 08:01:55 +00:00
kern_kthread.c Don't do a PHOLD() in kthread_create() w/o a matching PRELE() in 2006-02-22 17:21:45 +00:00
kern_ktr.c Remove slightly oddly placed suser() call from the KTR/ALQ setup sysctl: 2006-09-09 16:09:01 +00:00
kern_ktrace.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_linker.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_lock.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_lockf.c
kern_mac.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
kern_malloc.c Increase usefulness of "show malloc" by moving from displaying the basic 2006-10-26 10:17:13 +00:00
kern_mbuf.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
kern_mib.c
kern_module.c Address a problem I missed in removing Giant from the kernel linker. Not 2006-06-26 18:34:45 +00:00
kern_mtxpool.c
kern_mutex.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_ntptime.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_physio.c
kern_pmc.c Fix -Wundef. 2005-12-04 02:12:43 +00:00
kern_poll.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_priv.c Add a new priv(9) kernel interface for checking the availability of 2006-11-06 13:37:19 +00:00
kern_proc.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_prot.c Add a new priv(9) kernel interface for checking the availability of 2006-11-06 13:37:19 +00:00
kern_resource.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_rwlock.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_sema.c
kern_shutdown.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_sig.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
kern_subr.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_switch.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_sx.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_synch.c Only grab the sched_lock if we actually need to modify the thread priority. 2006-11-30 08:27:38 +00:00
kern_syscalls.c Make system call modules a bit more robust: 2006-08-01 16:32:20 +00:00
kern_sysctl.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_tc.c Commit the results of the typo hunt by Darren Pilgrim. 2006-08-04 07:56:35 +00:00
kern_thr.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_thread.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_time.c - Remove third parameter of itimer_find, the parameter is always zero. 2006-11-28 03:24:34 +00:00
kern_timeout.c Improve ktr(4) logging for callout(9) subsystem. Log all inserts and 2006-10-11 14:57:03 +00:00
kern_umtx.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_uuid.c Separate functions with a newline. 2006-07-17 21:00:42 +00:00
kern_xxx.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
ksched.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
link_elf_obj.c Linker set support depends on the magic __start_<section> and 2006-11-30 10:50:29 +00:00
link_elf.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
linker_if.m
Make.tags.inc Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
Makefile Add support for the generated file systrace_args.c. 2006-08-05 19:25:14 +00:00
makesyscalls.sh Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
md4c.c
md5c.c Fix a panic on sparc64 related to inproper aligment - we cannot assume, 2006-03-30 18:45:50 +00:00
p1003_1b.c Update #includes list. 2006-11-11 16:19:12 +00:00
posix4_mib.c Fix mispatch of includes list; allows my kernel to build successfully. 2006-11-12 03:34:03 +00:00
sched_4bsd.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
sched_core.c Add user priority loaning code to support priority propagation for 2006-08-25 06:12:53 +00:00
sched_ule.c Changes to try fix sched_ule.c courtesy of David Xu. 2006-12-06 06:55:59 +00:00
serdev_if.m MFp4: Add the ipend() method to the serdev I/F to allow umbrella 2006-04-23 22:12:39 +00:00
subr_acl_posix1e.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
subr_autoconf.c Add a mutex to protect the list of interrupt config hooks. We do assume 2006-07-19 18:53:56 +00:00
subr_blist.c
subr_bus.c Add a default method for BUS_ADD_CHILD() that just calls 2006-09-11 19:41:31 +00:00
subr_clist.c
subr_clock.c Use utc_offset() where applicable, and hide the internals of it 2006-10-02 18:23:37 +00:00
subr_devstat.c
subr_disk.c Add a new I/O request - BIO_FLUSH, which basically tells providers below to 2006-10-31 21:11:21 +00:00
subr_eventhandler.c
subr_fattime.c Better naming of fattime conversion functions, they do convert to timespec 2006-10-24 10:27:23 +00:00
subr_firmware.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
subr_hints.c Use a sleep mutex instead of an sx lock for the kernel environment. This 2006-07-09 21:42:58 +00:00
subr_kdb.c Add a funny sysctl: debug.kdb.trap_code . 2006-06-18 12:27:59 +00:00
subr_kobj.c Increment kobj_lookup_misses on a miss rather than decrementing it. 2005-12-29 18:00:42 +00:00
subr_lock.c Bug fix for obscenely large wait times on uncontested locks 2006-12-04 22:15:50 +00:00
subr_log.c
subr_mbpool.c
subr_mchain.c
subr_module.c
subr_msgbuf.c
subr_param.c
subr_pcpu.c Fix 'show allpcpu' ddb command on non-x86. CPU IDs are in the range 0 .. 2005-11-03 21:06:29 +00:00
subr_power.c General consensus is that it would be even better to run this in a 2005-11-09 16:22:56 +00:00
subr_prf.c Flushing the buffer is conditional on actually using the buffer. Oops. 2006-11-30 07:25:52 +00:00
subr_prof.c Change the addupc_*() functions to use the uintfptr_t type for pc rather 2005-12-16 22:08:32 +00:00
subr_rman.c Fix an edge case in rman_manage_region() where it didn't handle a resource 2006-12-04 16:45:23 +00:00
subr_rtc.c Use utc_offset() where applicable, and hide the internals of it 2006-10-02 18:23:37 +00:00
subr_sbuf.c Make sbuf_copyin() return the number of bytes copied on success. 2005-12-23 11:49:53 +00:00
subr_scanf.c
subr_sleepqueue.c Change sleepq_add(9) argument from 'struct mtx *' to 'struct lock_object *', 2006-11-16 01:02:00 +00:00
subr_smp.c
subr_stack.c Correct typos 2006-05-28 22:15:28 +00:00
subr_taskqueue.c When starting up threads in taskqueue_start_threads create them 2006-05-24 22:11:07 +00:00
subr_trap.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
subr_turnstile.c Add a new 'show sleepchain' ddb command similar to 'show lockchain' except 2006-08-15 18:29:01 +00:00
subr_unit.c
subr_witness.c MUTEX_PROFILING has been generalized to LOCK_PROFILING. We now profile 2006-11-11 03:18:07 +00:00
sys_generic.c Prevent IOC_IN with zero size argument (this is only supported 2006-10-14 19:01:55 +00:00
sys_pipe.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
sys_process.c Make KSE a kernel option, turned on by default in all GENERIC 2006-10-26 21:42:22 +00:00
sys_socket.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
syscalls.c This commits the remake in kern/ make sysent to get 2006-11-03 18:57:49 +00:00
syscalls.master Ok, here it is, we finally add SCTP to current. Note that this 2006-11-03 15:23:16 +00:00
systrace_args.c Ok, here it is, we finally add SCTP to current. Note that this 2006-11-03 15:23:16 +00:00
sysv_ipc.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
sysv_msg.c Fix msgsnd(3)/msgrcv(3) deadlock under heavy resource pressure by timing out 2006-11-17 20:43:01 +00:00
sysv_sem.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
sysv_shm.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
tty_compat.c Move the old BSD4.3 tty compatibility from (!BURN_BRIDGES && COMPAT_43) 2006-01-10 09:19:10 +00:00
tty_conf.c
tty_cons.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
tty_pts.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
tty_pty.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
tty_subr.c
tty_tty.c Use ctty instead of just returning. ctty just has a simple open that 2006-09-27 16:41:15 +00:00
tty.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
uipc_accf.c
uipc_cow.c
uipc_domain.c soreceive_generic(), and sopoll_generic(). Add new functions sosend(), 2006-07-24 15:20:08 +00:00
uipc_mbuf2.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
uipc_mbuf.c Rename m_getm() to m_getm2() and rewrite it to allocate up to page sized 2006-11-02 17:37:22 +00:00
uipc_mqueue.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
uipc_sem.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
uipc_sockbuf.c Use sysctl_handle_long() instead of duplicating it's logic for 2006-09-06 21:59:36 +00:00
uipc_socket2.c Change two XXX's to two notes: the fact that SOCK_LOCK(so) == 2006-08-02 16:23:52 +00:00
uipc_socket.c Fix a race in soclose() where connections could be queued to the 2006-11-22 23:54:29 +00:00
uipc_syscalls.c In kern_sendfile() fix the calculation of sbytes (the total number of bytes 2006-11-12 20:57:00 +00:00
uipc_usrreq.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
vfs_acl.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
vfs_aio.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
vfs_bio.c Resolve two deadlocks that could be caused by busy md device backed 2006-12-14 11:34:07 +00:00
vfs_cache.c Axe Giant from vn_fullpath(9). The vnode -> pathname lookup should be 2006-06-16 05:09:28 +00:00
vfs_cluster.c Replace PG_BUSY with VPO_BUSY. In other words, changes to the page's 2006-10-22 04:28:14 +00:00
vfs_default.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vfs_export.c Use vfs_mount_error() to log mount errors in a few places with human 2006-12-07 02:57:00 +00:00
vfs_extattr.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
vfs_hash.c In vfs_hash_get(): mount point should never be changed 2006-04-18 08:05:08 +00:00
vfs_init.c Remove duplicate security checks already performed in kern_kldload(). 2006-06-26 18:33:32 +00:00
vfs_lookup.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
vfs_mount.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
vfs_subr.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vfs_syscalls.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
vfs_vnops.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vnode_if.src change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00