Alan Cox 39a4cd0cec Reduce the scope of the VM object locking in brelse(). In my tests, this ...

change reduced the total number of VM object lock acquisitions by brelse()
by 74%.

Sponsored by:	EMC / Isilon Storage Division

2013-06-02 16:18:03 +00:00

..

bus_if.m

Add a BUS_CHILD_DELETED() method that a bus can hook to allow it to cleanup

2012-08-21 18:13:09 +00:00

capabilities.conf

Add pipe2() system call.

2013-05-01 22:42:42 +00:00

clock_if.m

…

cpufreq_if.m

…

device_if.m

Revert r239178 and implement two new functions, namely

2012-08-15 15:42:57 +00:00

dtio_kdtrace.c

Change the module name for the I/O provider to "kernel" from

2012-09-25 19:16:28 +00:00

genassym.sh

…

imgact_aout.c

Cosmetics: define FREEBSD32_MINUSER and AOUT32_MINUSER for struct

2012-07-22 13:41:45 +00:00

imgact_elf32.c

…

imgact_elf64.c

…

imgact_elf.c

Introduce a constant, ELF_NOTE_ROUNDSIZE, which evidently declare our

2013-05-01 14:59:16 +00:00

imgact_gzip.c

- Correct mispellings of the word necessary

2013-04-17 11:42:40 +00:00

imgact_shell.c

…

inflate.c

…

init_main.c

MFP4 change 210763

2013-04-03 22:24:36 +00:00

init_sysent.c

Regenerate.

2013-05-21 11:41:08 +00:00

kern_acct.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

kern_alq.c

Ensure alq's shutdown_pre_sync event handler is deregistered on module unload to

2013-05-24 00:49:12 +00:00

kern_clock.c

Add a generic way to call per event allocate / release function.

2013-03-05 10:18:48 +00:00

kern_clocksource.c

- Make callout(9) tickless, relying on eventtimers(4) as backend for

2013-03-04 11:09:56 +00:00

kern_condvar.c

MFcalloutng:

2013-03-04 12:20:48 +00:00

kern_conf.c

Reject spaces and double quotation marks in device names. devctl(4)

2012-12-22 13:33:28 +00:00

kern_cons.c

cngetc: use cpu_spinwait to ease the cncheckc loop a tiny bit

2012-10-06 19:50:23 +00:00

kern_context.c

In order to maximize the re-usability of kernel code in user space this

2011-09-16 13:58:51 +00:00

kern_cpu.c

Revert r175376 and tune cpufreq(4) frequency comparison logic instead.

2012-03-10 18:56:16 +00:00

kern_cpuset.c

Post r222812 KTR_CPUMASK started being initialized only as a tunable

2012-08-30 21:22:47 +00:00

kern_ctf.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

kern_descrip.c

Similar to 233760 and 236717, export some more useful info about the

2013-05-03 21:11:57 +00:00

kern_dtrace.c

Mark MALLOC_DEFINEs static that have no corresponding MALLOC_DECLAREs.

2011-11-07 06:44:47 +00:00

kern_environment.c

r249408 and r249436 cause a NULL pointer dereference on the CUBIEBOARD

2013-04-16 22:09:08 +00:00

kern_et.c

Fix incorrect assertion that caused panic when periodic-only timers used.

2013-03-13 06:42:01 +00:00

kern_event.c

Rework overflow checks of r247898 to not let too "intelligent" compiler to

2013-03-09 09:07:13 +00:00

kern_exec.c

Switch the vm_object mutex to be a rwlock. This will enable in the

2013-03-09 02:32:23 +00:00

kern_exit.c

Merge Capsicum overhaul:

2013-03-02 00:53:12 +00:00

kern_fail.c

Mark MALLOC_DEFINEs static that have no corresponding MALLOC_DECLAREs.

2011-11-07 06:44:47 +00:00

kern_ffclock.c

Revise the sysctl handling code and restructure the hierarchy of sysctls

2011-12-01 07:19:13 +00:00

kern_fork.c

Include PID in the error message which is printed when the maxproc limit

2013-04-19 15:19:29 +00:00

kern_gzio.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

kern_hhook.c

…

kern_idle.c

…

kern_intr.c

If filter of the interrupt event is not null, print it, in addition to

2013-04-05 14:30:51 +00:00

kern_jail.c

Refine the "nojail" rc keyword, adding "nojailvnet" for files that don't

2013-05-19 04:10:34 +00:00

kern_khelp.c

…

kern_kthread.c

Stop treating td_sigmask specially for the purposes of new thread

2012-05-26 20:03:47 +00:00

kern_ktr.c

ktr: correctly handle possible wrap-around in the boot buffer

2013-02-08 07:29:07 +00:00

kern_ktrace.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

kern_linker.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

kern_lock.c

Add option WITNESS_NO_VNODE to suppress printing LORs between VNODE

2013-05-09 16:28:18 +00:00

kern_lockf.c

Mark MALLOC_DEFINEs static that have no corresponding MALLOC_DECLAREs.

2011-11-07 06:44:47 +00:00

kern_lockstat.c

…

kern_loginclass.c

In order to maximize the re-usability of kernel code in user space this

2011-09-16 13:58:51 +00:00

kern_malloc.c

Try to improve r242655 take III: move these SYSCTLs describing the kernel

2013-02-04 09:35:48 +00:00

kern_mbuf.c

Initialising the new fibnum field to a known value turns out to

2013-05-24 02:18:37 +00:00

kern_mib.c

fix some fat-fingering in r246246

2013-02-02 14:19:50 +00:00

kern_module.c

Fix a typo.

2012-08-22 20:01:57 +00:00

kern_mtxpool.c

…

kern_mutex.c

Fixup r240424: On entering KDB backends, the hijacked thread to run

2012-12-22 09:37:34 +00:00

kern_ntptime.c

Limit popcorn limit to something sane (either 2ns or 2 ticks if that's

2012-08-16 02:35:44 +00:00

kern_osd.c

…

kern_physio.c

Add dev_strategy_csw() function, which is similar to dev_strategy()

2013-03-27 11:34:27 +00:00

kern_pmc.c

Add software PMC support.

2012-03-28 20:58:30 +00:00

kern_poll.c

Increase the (arbitrary) limit for the number of packets per tick

2013-05-22 16:32:18 +00:00

kern_priv.c

Style nits.

2013-05-19 23:30:24 +00:00

kern_proc.c

Similarly to proc_getargv() and proc_getenvv(), export proc_getauxv()

2013-04-14 20:03:48 +00:00

kern_prot.c

Style fix

2012-11-14 10:33:12 +00:00

kern_racct.c

Accessing td_state requires thread lock to be held.

2013-03-14 23:20:18 +00:00

kern_rangelock.c

Add a rangelock implementation, intended to be used to range-locking

2012-05-30 16:06:38 +00:00

kern_rctl.c

Add CPU percentage limit enforcement to RCTL. The resouce name is "pcpu".

2012-10-26 16:01:08 +00:00

kern_resource.c

Call sched_prio() to immediately change the priority of the thread in

2013-03-07 02:53:29 +00:00

kern_rmlock.c

Fixup r240424: On entering KDB backends, the hijacked thread to run

2012-12-22 09:37:34 +00:00

kern_rwlock.c

Fixup r240424: On entering KDB backends, the hijacked thread to run

2012-12-22 09:37:34 +00:00

kern_sdt.c

Instead of only iterating over the set of known SDT probes when sdt.ko is

2012-03-27 15:07:43 +00:00

kern_sema.c

…

kern_sharedpage.c

Switch the vm_object mutex to be a rwlock. This will enable in the

2013-03-09 02:32:23 +00:00

kern_shutdown.c

Switch the vm_object mutex to be a rwlock. This will enable in the

2013-03-09 02:32:23 +00:00

kern_sig.c

Fix memory leak in coredump().

2013-04-05 20:24:51 +00:00

kern_switch.c

Add a comment on why inlining critical_enter() may not be a good idea

2012-12-09 04:54:22 +00:00

kern_sx.c

Fixup r240424: On entering KDB backends, the hijacked thread to run

2012-12-22 09:37:34 +00:00

kern_synch.c

Partially revert r195702. Deferring stops is now implemented via a set of

2013-03-18 17:23:58 +00:00

kern_syscalls.c

…

kern_sysctl.c

- Use strdup(9) instead of reimplementing it.

2013-03-01 18:49:14 +00:00

kern_tc.c

- Make callout(9) tickless, relying on eventtimers(4) as backend for

2013-03-04 11:09:56 +00:00

kern_thr.c

Stop treating td_sigmask specially for the purposes of new thread

2012-05-26 20:03:47 +00:00

kern_thread.c

Another NFS SIGSTOP related fix: Ignore thread suspend requests due to

2013-03-21 14:06:27 +00:00

kern_time.c

Make kern_nanosleep() and pause_sbt() to use per-CPU sleep queues.

2013-03-12 06:58:49 +00:00

kern_timeout.c

Cache the callout precision argument as part of the informations required

2013-03-25 09:43:50 +00:00

kern_umtx.c

sem: Restart the POSIX sem_* calls after signals with SA_RESTART set.

2013-04-19 10:16:00 +00:00

kern_uuid.c

Convert all users of IF_ADDR_LOCK to use new locking macros that specify

2012-01-05 19:00:36 +00:00

kern_xxx.c

…

ksched.c

sched_rr_interval() seems always returned period in hz ticks, but same

2012-08-10 18:19:57 +00:00

link_elf_obj.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

link_elf.c

Remove the support for using non-mpsafe filesystem modules.

2012-10-22 17:50:54 +00:00

linker_if.m

…

Make.tags.inc

Disconnect non-MPSAFE SMBFS from the build in preparation for dropping

2012-10-18 12:04:56 +00:00

Makefile

…

makesyscalls.sh

- Add the ffclock_getcounter(), ffclock_getestimate() and ffclock_setestimate()

2011-11-21 01:26:10 +00:00

md4c.c

…

md5c.c

…

p1003_1b.c

In order to maximize the re-usability of kernel code in user space this

2011-09-16 13:58:51 +00:00

posix4_mib.c

Define two new sysctl node flags: CTLFLAG_CAPRD and CTLFLAG_CAPRW, which

2011-07-17 23:05:24 +00:00

sched_4bsd.c

Add CPU percentage limit enforcement to RCTL. The resouce name is "pcpu".

2012-10-26 16:01:08 +00:00

sched_ule.c

Point args[0] not at the thread that is ending but at the one that

2013-04-15 17:21:02 +00:00

serdev_if.m

…

stack_protector.c

…

subr_acl_nfs4.c

Fix bug where NFSv4 ACL enforcement code wouldn't unconditionally

2012-04-17 14:54:00 +00:00

subr_acl_posix1e.c

Add module load/unload stubs.

2012-03-13 20:27:48 +00:00

subr_autoconf.c

…

subr_blist.c

Remove reference to the rlist code from comments, and fix a typo visible

2013-02-05 20:08:33 +00:00

subr_bufring.c

…

subr_bus_dma.c

Move an assertion to the right spot; only bus_dmamap_load_mbuf(9)

2013-06-01 11:42:47 +00:00

subr_bus.c

Fix a typo.

2013-01-23 14:37:05 +00:00

subr_busdma_bufalloc.c

Create an architecture-agnostic buffer pool manager that uses uma(9) to

2012-12-20 00:34:54 +00:00

subr_clock.c

…

subr_counter.c

On non-ACPI i386 mp_ncpus is initialized at SI_SUB_CPU, and this

2013-04-17 18:43:33 +00:00

subr_devstat.c

Fix build for kernels with dtrace hooks.

2012-07-11 18:50:50 +00:00

subr_disk.c

…

subr_dummy_vdso_tc.c

Implement mechanism to export some kernel timekeeping data to

2012-06-22 07:06:40 +00:00

subr_eventhandler.c

…

subr_fattime.c

…

subr_firmware.c

Correct sizeof usage

2012-06-25 05:41:16 +00:00

subr_hash.c

Convert panic()s to KASSERT()s. This is an optimisation for

2012-01-23 16:31:46 +00:00

subr_hints.c

Style fixes.

2012-09-04 23:16:55 +00:00

subr_kdb.c

- Extend the KDB interface to add a per-debugger callback to print a

2012-04-12 17:43:59 +00:00

subr_kobj.c

As it turns out, r186347 actually is insufficient to avoid the use of the

2011-11-15 20:11:03 +00:00

subr_lock.c

- Implement run-time expansion of the KTR buffer via sysctl.

2012-11-15 00:51:57 +00:00

subr_log.c

MFcalloutng (r244255 by mav, with minor changes):

2013-03-04 16:07:55 +00:00

subr_mbpool.c

…

subr_mchain.c

Mechanically substitute flags from historic mbuf allocator with

2012-12-05 08:04:20 +00:00

subr_module.c

…

subr_msgbuf.c

- Clean up timestamps in msgbuf code. The timestamps should now be

2012-03-19 00:36:32 +00:00

subr_param.c

Implement the concept of the unmapped VMIO buffers, i.e. buffers which

2013-03-19 14:13:12 +00:00

subr_pcpu.c

Mark MALLOC_DEFINEs static that have no corresponding MALLOC_DECLAREs.

2011-11-07 06:44:47 +00:00

subr_pctrie.c

- Add a new general purpose path-compressed radix trie which can be used

2013-05-12 04:05:01 +00:00

subr_power.c

…

subr_prf.c

Fix double vision syndrome (read: double output) when in the

2011-10-16 14:16:46 +00:00

subr_prof.c

Mark all SYSCTL_NODEs static that have no corresponding SYSCTL_DECLs.

2011-11-07 15:43:11 +00:00

subr_rman.c

Unlock in the error path to prevent a lock leak.

2012-05-31 17:27:05 +00:00

subr_rtc.c

Core structure and functions to support a feed-forward clock within the kernel.

2011-11-19 14:10:16 +00:00

subr_sbuf.c

A library function shall not set errno to 0.

2013-05-16 18:13:10 +00:00

subr_scanf.c

Xen netback driver rewrite.

2012-01-26 16:35:09 +00:00

subr_sglist.c

…

subr_sleepqueue.c

Partially revert r195702. Deferring stops is now implemented via a set of

2013-03-18 17:23:58 +00:00

subr_smp.c

- Correctly handle EWOULDBLOCK in quiesce_cpus

2012-12-19 20:08:06 +00:00

subr_stack.c

Constify stack argument for functions that don't modify it.

2011-11-16 19:06:55 +00:00

subr_syscall.c

Fix build on ARM (and probably other platforms)

2012-12-28 06:52:53 +00:00

subr_taskqueue.c

Extend taskqueue(9) to enable per-taskqueue callbacks.

2013-03-23 15:11:53 +00:00

subr_trap.c

Partially revert r195702. Deferring stops is now implemented via a set of

2013-03-18 17:23:58 +00:00

subr_turnstile.c

Update the comment: we do show the backtrace of misbehaving thread.

2013-02-17 21:37:32 +00:00

subr_uio.c

Switch the vm_object mutex to be a rwlock. This will enable in the

2013-03-09 02:32:23 +00:00

subr_unit.c

Correct double "the the"

2012-09-14 21:28:56 +00:00

subr_witness.c

Add option WITNESS_NO_VNODE to suppress printing LORs between VNODE

2013-05-09 16:28:18 +00:00

sys_capability.c

Use proper malloc type for ioctls white-list.

2013-05-23 21:07:26 +00:00

sys_generic.c

Rework overflow checks of r247898 to not let too "intelligent" compiler to

2013-03-09 09:07:13 +00:00

sys_pipe.c

Add pipe2() system call.

2013-05-01 22:42:42 +00:00

sys_procdesc.c

Add the wait6(2) system call. It takes POSIX waitid()-like process

2012-11-13 12:52:31 +00:00

sys_process.c

Switch some "low-hanging fruit" to acquire read lock on vmobjects

2013-04-08 19:58:32 +00:00

sys_socket.c

Add the fo_chown and fo_chmod methods to struct fileops and use them

2011-08-16 20:07:47 +00:00

syscalls.c

Regenerate.

2013-05-21 11:41:08 +00:00

syscalls.master

Fix the wait6(2) on 32bit architectures and for the compat32, by using

2013-05-21 11:40:16 +00:00

systrace_args.c

Regenerate.

2013-05-21 11:41:08 +00:00

sysv_ipc.c

…

sysv_msg.c

In order to maximize the re-usability of kernel code in user space this

2011-09-16 13:58:51 +00:00

sysv_sem.c

In order to maximize the re-usability of kernel code in user space this

2011-09-16 13:58:51 +00:00

sysv_shm.c

Switch the vm_object mutex to be a rwlock. This will enable in the

2013-03-09 02:32:23 +00:00

tty_compat.c

…

tty_info.c

Fix whitespace inconsistencies in TTY code.

2012-02-06 18:15:46 +00:00

tty_inq.c

Use strchr() and strrchr().

2012-01-02 12:12:10 +00:00

tty_outq.c

Fix whitespace inconsistencies in the TTY layer and its drivers owned by me.

2011-06-26 18:26:20 +00:00

tty_pts.c

Allow O_CLOEXEC in posix_openpt() flags.

2013-03-21 21:39:15 +00:00

tty_tty.c

…

tty_ttydisc.c

Correct SIGTTIN handling.

2012-10-25 09:05:21 +00:00

tty.c

Merge Capsicum overhaul:

2013-03-02 00:53:12 +00:00

uipc_accf.c

…

uipc_cow.c

…

uipc_debug.c

…

uipc_domain.c

- Implement two new system calls:

2013-03-02 21:11:30 +00:00

uipc_mbuf2.c

Mechanically substitute flags from historic mbuf allocator with

2012-12-05 08:04:20 +00:00

uipc_mbuf.c

Fix bug in m_split() in a case when split len matches len of the

2013-03-29 14:10:40 +00:00

uipc_mqueue.c

mqueue,ksem,shm: Fix race condition with setting UF_EXCLOSE.

2013-04-07 15:26:09 +00:00

uipc_sem.c

Similar to 233760 and 236717, export some more useful info about the

2013-05-03 21:11:57 +00:00

uipc_shm.c

mqueue,ksem,shm: Fix race condition with setting UF_EXCLOSE.

2013-04-07 15:26:09 +00:00

uipc_sockbuf.c

Once ng_ksocket(4) is fixed, re-apply r194662. See this revision for

2013-03-29 14:06:04 +00:00

uipc_socket.c

When the accept queue is full print the number of already pending

2013-05-08 14:13:14 +00:00

uipc_syscalls.c

Item 1 in r248830 causes earlier exits from the sendfile(2), before

2013-05-09 16:05:51 +00:00

uipc_usrreq.c

passing fd over unix socket: fix a corner case where caller

2013-05-21 21:58:00 +00:00

vfs_acl.c

Prezero the acl structure which is to be copied to usermode, to avoid

2013-02-06 15:18:46 +00:00

vfs_aio.c

Fix a race with the vnode reclamation in the aio_qphysio(). Obtain

2013-03-27 11:47:52 +00:00

vfs_bio.c

Reduce the scope of the VM object locking in brelse(). In my tests, this

2013-06-02 16:18:03 +00:00

vfs_cache.c

When renaming a directory from one parent directory to another,

2013-03-20 17:57:00 +00:00

vfs_cluster.c

- Convert the bufobj lock to rwlock.

2013-05-31 00:43:41 +00:00

vfs_default.c

- Convert the bufobj lock to rwlock.

2013-05-31 00:43:41 +00:00

vfs_export.c

Further refine the handling of stop signals in the NFS client. The

2013-02-21 19:02:50 +00:00

vfs_extattr.c

Use a shared lock for VOP_GETEXTATTR, as it is a read-like operation.

2013-03-30 15:09:04 +00:00

vfs_hash.c

Add exported vfs_hash_index() function, which calculates the canonical

2013-01-14 05:41:40 +00:00

vfs_init.c

Don't worry if a module is already loaded when looking for a fstype to mount

2013-02-21 02:41:37 +00:00

vfs_lookup.c

Do not call the VOP_LOOKUP() for the doomed directory vnode. The

2013-04-01 09:59:38 +00:00

vfs_mount.c

- Correct mispellings of the word occurrence

2013-04-17 11:40:10 +00:00

vfs_mountroot.c

post mountroot event after a real/final root is mounted

2013-03-23 08:59:34 +00:00

vfs_subr.c

- Convert the bufobj lock to rwlock.

2013-05-31 00:43:41 +00:00

vfs_syscalls.c

- Fix nullfs vnode reference leak in nullfs_reclaim_lowervp(). The

2013-05-11 11:17:44 +00:00

vfs_vnops.c

Style fixes to vn_ioctl().

2013-05-31 16:15:22 +00:00

vnode_if.src

remove vop_lookup_pre and vop_lookup_post

2012-11-22 10:36:10 +00:00