jake 33e85623fa Implement mwakeup, mwakeup_one, cv_signal_drop and cv_broadcast_drop. ...

These take an additional mutex argument, which is dropped before any
processes are made runnable.  This can avoid contention on the mutex
if the processes would immediately acquire it, and is done in such a
way that wakeups will not be lost.

Reviewed by:	jhb

2001-07-04 00:32:50 +00:00

..

bus_if.m

…

device_if.m

…

genassym.sh

…

imgact_aout.c

Introduce a global lock for the vm subsystem (vm_mtx).

2001-05-19 01:28:09 +00:00

imgact_elf.c

Lock the VM while twiddling the vmspace.

2001-05-23 22:05:08 +00:00

imgact_gzip.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

imgact_shell.c

…

inflate.c

…

init_main.c

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

init_sysent.c

Regen syscalls that were made mpsafe via vm_mtx

2001-05-19 01:37:12 +00:00

kern_acct.c

o Merge contents of struct pcred into struct ucred. Specifically, add the

2001-05-25 16:59:11 +00:00

kern_acl.c

o As part of the move to not maintaining copies of the vnode owning uid

2001-04-29 19:53:50 +00:00

kern_cap.c

…

kern_clock.c

Remove unneeded includes of sys/ipl.h and machine/ipl.h.

2001-05-15 23:22:29 +00:00

kern_condvar.c

Implement mwakeup, mwakeup_one, cv_signal_drop and cv_broadcast_drop.

2001-07-04 00:32:50 +00:00

kern_conf.c

Create a general facility for making dev_t's depend on another

2001-05-26 08:27:58 +00:00

kern_descrip.c

o Merge contents of struct pcred into struct ucred. Specifically, add the

2001-05-25 16:59:11 +00:00

kern_environment.c

Fix some warnings in kern_environment.c. Make the getenv*() family

2001-06-15 07:29:17 +00:00

kern_event.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

kern_exec.c

Fix some lock order reversals where we called free() while holding a proc

2001-06-20 23:10:06 +00:00

kern_exit.c

- Always use the proc lock of the task leader to protect the peers list of

2001-06-27 06:15:44 +00:00

kern_fork.c

Remove the p_spinlocks spin lock count that was obsoleted by the

2001-06-30 03:35:22 +00:00

kern_idle.c

- Split out the support for per-CPU data from the SMP code. UP kernels

2001-05-10 17:45:49 +00:00

kern_intr.c

Make the schedlock saved critical section state a per-thread property.

2001-06-30 03:11:26 +00:00

kern_jail.c

…

kern_kthread.c

Convert the allproc and proctree locks from lockmgr locks to sx locks.

2001-03-28 11:52:56 +00:00

kern_ktr.c

- Replace the unused KTR_IDLELOOP trace class with a new KTR_WITNESS trace

2001-06-25 23:09:31 +00:00

kern_ktrace.c

o Merge contents of struct pcred into struct ucred. Specifically, add the

2001-05-25 16:59:11 +00:00

kern_linker.c

Constify (silence warnings introduced by last commit to sys/module.h)

2001-06-20 16:08:45 +00:00

kern_lock.c

Instead of asserting that a mutex is not still locked after unlocking it,

2001-04-28 12:11:01 +00:00

kern_lockf.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

kern_malloc.c

Introduce numerous SMP friendly changes to the mbuf allocator. Namely,

2001-06-22 06:35:32 +00:00

kern_mib.c

changed hostid from long to unsigned long to be able to store values > 2GB

2001-06-22 16:03:14 +00:00

kern_module.c

…

kern_mutex.c

Count the context switch when blocking on a mutex as a voluntary context

2001-06-25 18:29:32 +00:00

kern_ntptime.c

Update to the 2001-04-02 version of the nanokernel code from Dave Mills.

2001-04-16 13:05:05 +00:00

kern_physio.c

…

kern_proc.c

Fix some lock order reversals where we called free() while holding a proc

2001-06-20 23:10:06 +00:00

kern_prot.c

Unbreak setregid(2).

2001-06-06 13:58:03 +00:00

kern_random.c

…

kern_resource.c

Introduce a global lock for the vm subsystem (vm_mtx).

2001-05-19 01:28:09 +00:00

kern_shutdown.c

- Sort includes.

2001-06-25 18:30:42 +00:00

kern_sig.c

Grab Giant around postsig() since sendsig() can call into the vm to

2001-07-03 05:27:53 +00:00

kern_subr.c

Remove spl's in uio_yield() that are covered by the sched_lock.

2001-07-03 15:58:37 +00:00

kern_switch.c

Catch up to header include changes:

2001-03-28 09:17:56 +00:00

kern_sx.c

- Add trylock variants of shared and exclusive locks.

2001-06-27 06:39:37 +00:00

kern_synch.c

Implement mwakeup, mwakeup_one, cv_signal_drop and cv_broadcast_drop.

2001-07-04 00:32:50 +00:00

kern_syscalls.c

…

kern_sysctl.c

int -> size_t fix

2001-06-22 19:54:38 +00:00

kern_tc.c

…

kern_time.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

kern_timeout.c

Catch up to header include changes:

2001-03-28 09:17:56 +00:00

kern_xxx.c

This is kind of a hack, but it should work. Currently, world is broken

2001-03-24 04:40:49 +00:00

ksched.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

link_aout.c

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

link_elf_obj.c

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

link_elf.c

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

linker_if.m

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

Make.tags.inc

Remove vestiges of MFS.

2001-06-01 10:07:28 +00:00

Makefile

Remove vestiges of MFS.

2001-06-01 10:07:28 +00:00

makeobjops.pl

Use getopt instead of a home grown one

2001-04-07 20:51:24 +00:00

makesyscalls.sh

…

md4c.c

Import kernel part of SMB/CIFS requester.

2001-04-10 07:59:06 +00:00

md5c.c

…

p1003_1b.c

o Unfold p31b_proc() into the individual posix4 system calls so as to

2001-06-30 07:55:19 +00:00

posix4_mib.c

…

subr_acl_posix1e.c

o As part of the move to not maintaining copies of the vnode owning uid

2001-04-29 19:53:50 +00:00

subr_autoconf.c

…

subr_blist.c

Introduce a global lock for the vm subsystem (vm_mtx).

2001-05-19 01:28:09 +00:00

subr_bus.c

Hints overhaul:

2001-06-12 09:40:04 +00:00

subr_clist.c

Make cblock_alloc_cblocks() spell its own name

2001-03-27 10:21:26 +00:00

subr_devstat.c

…

subr_disk.c

Remove the hack-around for the slice/label code, it didn't

2001-05-29 18:19:57 +00:00

subr_disklabel.c

Create a general facility for making dev_t's depend on another

2001-05-26 08:27:58 +00:00

subr_diskmbr.c

Create a general facility for making dev_t's depend on another

2001-05-26 08:27:58 +00:00

subr_diskslice.c

Create a general facility for making dev_t's depend on another

2001-05-26 08:27:58 +00:00

subr_eventhandler.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

subr_hints.c

Hints overhaul:

2001-06-12 09:40:04 +00:00

subr_kobj.c

…

subr_log.c

syslogd gets kernel log messages only once every 30 seconds or

2001-05-23 19:02:50 +00:00

subr_mbuf.c

Temporary fix at least- define NCPU_PRESENT which will be mp_npcus for

2001-06-22 16:03:23 +00:00

subr_mchain.c

…

subr_module.c

…

subr_param.c

Introduce numerous SMP friendly changes to the mbuf allocator. Namely,

2001-06-22 06:35:32 +00:00

subr_pcpu.c

- Split out the support for per-CPU data from the SMP code. UP kernels

2001-05-10 17:45:49 +00:00

subr_prf.c

Make the code to read the kernel message buffer via sysctl machine-

2001-07-03 19:44:07 +00:00

subr_prof.c

We don't need to hold a lock just to test a flag.

2001-06-06 22:05:48 +00:00

subr_rman.c

Handle NULL struct device *s

2001-05-28 01:00:03 +00:00

subr_sbuf.c

Constify the format string.

2001-07-03 21:46:43 +00:00

subr_scanf.c

…

subr_smp.c

- Split out the support for per-CPU data from the SMP code. UP kernels

2001-05-10 17:45:49 +00:00

subr_taskqueue.c

remove include of ipl.h because it no longer exists

2001-05-16 02:52:06 +00:00

subr_trap.c

Grab Giant around postsig() since sendsig() can call into the vm to

2001-07-03 05:27:53 +00:00

subr_turnstile.c

Count the context switch when blocking on a mutex as a voluntary context

2001-06-25 18:29:32 +00:00

subr_witness.c

Don't check witness assertions if the lock doesn't use witness or witness

2001-06-28 22:22:20 +00:00

subr_xxx.c

…

sys_generic.c

Back out scanning file descriptors with holding a process lock.

2001-05-15 10:19:57 +00:00

sys_pipe.c

Correctly hook up the write kqfilter to pipes.

2001-06-15 20:45:01 +00:00

sys_process.c

- FDESC, FIFO, NULL, PORTAL, PROC, UMAP and UNION file

2001-05-23 09:42:29 +00:00

sys_socket.c

…

syscalls.c

Regen syscalls that were made mpsafe via vm_mtx

2001-05-19 01:37:12 +00:00

syscalls.master

Remove a comment which was past its shelf life.

2001-05-29 09:22:22 +00:00

sysv_ipc.c

…

sysv_msg.c

Export via sysctl:

2001-05-30 03:28:59 +00:00

sysv_sem.c

Export via sysctl:

2001-05-30 03:28:59 +00:00

sysv_shm.c

Export via sysctl:

2001-05-30 03:28:59 +00:00

tty_compat.c

…

tty_conf.c

Unstaticize l_nullioctl; it is needed elsewhere (like in tty_snoop.c).

2001-06-04 23:30:47 +00:00

tty_cons.c

With this commit, I hereby pronounce gensetdefs past its use-by date.

2001-06-13 10:58:39 +00:00

tty_pty.c

Don't remove the SI_CHEAPCLONE for unsupported minors

2001-06-18 09:22:30 +00:00

tty_snoop.c

Add a line discipline close routine which restores some functionality

2001-06-05 05:07:53 +00:00

tty_subr.c

Make cblock_alloc_cblocks() spell its own name

2001-03-27 10:21:26 +00:00

tty_tty.c

Support /dev/ctty again

2001-05-15 18:12:38 +00:00

tty.c

Unifdef DEV_SNP; snp(4) no longer requires these ugly hacks.

2001-05-22 22:16:18 +00:00

uipc_accf.c

Revert the last bits of my bogus move of NMBCLUSTERS

2001-06-01 21:47:34 +00:00

uipc_domain.c

Sync with recent KAME.

2001-06-11 12:39:29 +00:00

uipc_mbuf2.c

Sync with recent KAME.

2001-06-11 12:39:29 +00:00

uipc_mbuf.c

Introduce numerous SMP friendly changes to the mbuf allocator. Namely,

2001-06-22 06:35:32 +00:00

uipc_proto.c

…

uipc_sockbuf.c

Fix up indentation.

2001-06-29 04:01:38 +00:00

uipc_socket2.c

Fix up indentation.

2001-06-29 04:01:38 +00:00

uipc_socket.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

uipc_syscalls.c

Don't dereference a NULL pointer if we fail to get a sendfilebuf.

2001-06-24 12:27:30 +00:00

uipc_usrreq.c

o Merge contents of struct pcred into struct ucred. Specifically, add the

2001-05-25 16:59:11 +00:00

vfs_acl.c

o As part of the move to not maintaining copies of the vnode owning uid

2001-04-29 19:53:50 +00:00

vfs_aio.c

Check validity of signal callback requested via aio routines.

2001-04-18 22:18:39 +00:00

vfs_bio.c

This patch implements O_DIRECT about 80% of the way. It takes a patchset

2001-05-24 07:22:27 +00:00

vfs_cache.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

vfs_cluster.c

This patch implements O_DIRECT about 80% of the way. It takes a patchset

2001-05-24 07:22:27 +00:00

vfs_conf.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

vfs_default.c

Don't release the vm lock just to turn around and grab it again.

2001-05-23 19:51:12 +00:00

vfs_export.c

Since the netexport struct was centralised to 'struct mount',

2001-05-29 17:46:52 +00:00

vfs_extattr.c

Fix an instance of NDINIT in the extattrctl syscall: LOCKLEAF was or'ed

2001-06-06 23:34:38 +00:00

vfs_init.c

Revert consequences of changes to mount.h, part 2.

2001-04-29 02:45:39 +00:00

vfs_lookup.c

After exhaustive discussions and some meandering and confusion, enough

2001-06-24 05:24:41 +00:00

vfs_mount.c

Undo part of the tangle of having sys/lock.h and sys/mutex.h included in

2001-05-01 08:13:21 +00:00

vfs_subr.c

- Fix a mntvnode and vnode interlock reversal.

2001-06-28 04:05:54 +00:00

vfs_syscalls.c

Fix an instance of NDINIT in the extattrctl syscall: LOCKLEAF was or'ed

2001-06-06 23:34:38 +00:00

vfs_vnops.c

This patch implements O_DIRECT about 80% of the way. It takes a patchset

2001-05-24 07:22:27 +00:00

vnode_if.pl

replace calls to non-existant bail() subroutine with calls to

2001-03-23 11:48:50 +00:00

vnode_if.src

VOP_BALLOC was never really a VOP in the first place, so convert it

2001-04-29 12:36:52 +00:00