Paul Saab 6befa6ae1b Allow concurrent read(2)/readv(2) access to a file. ...

Lock file offset against multiple read calls.

Submitted by:	ups
Obtained from:	Yahoo!
MFC after:	2 weeks

2006-05-16 07:50:54 +00:00

..

bus_if.m

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

clock_if.m

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

cpufreq_if.m

Introduce a new method, cpufreq_drv_type(), that returns the type of the

2005-02-18 00:23:36 +00:00

device_if.m

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

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

Avoid a vm object reference leak in a rarely used code path.

2006-01-21 20:11:49 +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

Fix a panic which could occur parsing #!-lines in a shell-script. If the

2005-06-19 02:21:03 +00:00

inflate.c

Normalize a significant number of kernel malloc type names:

2005-10-31 15:41:29 +00:00

init_main.c

The VERBOSE_SYSINIT stuff sees the DDB define a lot better if we include

2006-05-14 07:11:28 +00:00

init_sysent.c

Regenerate.

2006-03-23 08:48:37 +00:00

kern_acct.c

Conditionalize locking of Giant for VFS in acct(2). We already

2006-03-28 21:26:59 +00:00

kern_acl.c

Implement new world order in VFS locking for ACLs. This will remove the

2005-09-17 22:01:14 +00:00

kern_alq.c

- Conditionalize Giant around VFS operations for ALQ, ktrace, and

2006-03-28 21:30:22 +00:00

kern_clock.c

Trim trailing whitespace.

2006-04-17 20:14:51 +00:00

kern_condvar.c

Fix a sleep queue race for KSE thread.

2006-02-23 00:13:58 +00:00

kern_conf.c

Novel idea, don't print a string if it is NULL!

2006-01-12 19:15:14 +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

Mark fgetsock() and fputsock() as depcrecated: callers should rely on

2006-04-01 11:09:54 +00:00

kern_environment.c

Fix memory leak introduced in previous revision.

2006-03-15 19:23:08 +00:00

kern_event.c

Drop the kqueue global mutex as soon as we are finished with it rather

2006-04-14 14:27:28 +00:00

kern_exec.c

Temporarily unlock vnode for new image being executed to avoid lock order

2006-05-05 20:25:05 +00:00

kern_exit.c

Kill the last Giant acquisition in the exit(2) code. This Giant acquisition

2006-04-10 14:07:28 +00:00

kern_fork.c

Fix a race between file operations and rfork(RFCFDG) by parking

2006-03-15 23:24:14 +00:00

kern_idle.c

Divorce critical sections from spinlocks. Critical sections as denoted by

2005-04-04 21:53:56 +00:00

kern_intr.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

kern_jail.c

Push Giant down in jails. Pass the MPSAFE flag to NDINIT, and keep track

2005-09-28 00:30:56 +00:00

kern_kse.c

Close some races between procfs/ptrace and exit(2):

2006-02-22 18:57:50 +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

Whitespace.

2006-01-27 23:06:08 +00:00

kern_ktrace.c

- Conditionalize Giant around VFS operations for ALQ, ktrace, and

2006-03-28 21:30:22 +00:00

kern_linker.c

MFP4: Support for profiling dynamically loaded objects.

2006-03-26 12:20:54 +00:00

kern_lock.c

- Remove and unused include.

2005-12-23 21:32:40 +00:00

kern_lockf.c

Print name of device instead of useless major/minor numbers.

2005-03-29 08:13:01 +00:00

kern_mac.c

Don't call vn_finished_write() if vn_start_write() failed.

2006-03-19 20:43:07 +00:00

kern_malloc.c

Fix bug in malloc_uninit():

2006-03-03 22:36:52 +00:00

kern_mbuf.c

Allow for nmbclusters and maxsockets to be increased via sysctl.

2006-04-21 09:25:40 +00:00

kern_mib.c

mp_ncpus is always (properly) initialized, even on UP kernels, so just use it.

2005-08-21 18:03:31 +00:00

kern_module.c

Add a new module_file() function that returns the linker_file_t associated

2006-04-17 19:44:44 +00:00

kern_mtxpool.c

Make a bunch of malloc types static.

2005-02-10 12:02:37 +00:00

kern_mutex.c

Remove various bits of conditional Alpha code and fixup a few comments.

2006-05-12 05:04:46 +00:00

kern_ntptime.c

Explicitly acquire Giant around the ntp_gettime() and assert it in the

2005-05-28 14:34:41 +00:00

kern_physio.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

kern_pmc.c

Fix -Wundef.

2005-12-04 02:12:43 +00:00

kern_poll.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

kern_proc.c

CPU time accounting speedup (step 2)

2006-02-11 09:33:07 +00:00

kern_prot.c

Audit the arguments (user/group IDs) for the system calls that set these IDs.

2006-02-06 00:32:33 +00:00

kern_resource.c

Go over calcru and friends once more.

2006-03-11 10:48:19 +00:00

kern_rwlock.c

Implement rw_try_upgrade() and rw_downgrade(). rw_try_upgrade() makes a

2006-04-19 21:06:52 +00:00

kern_sema.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

kern_shutdown.c

On shutdown try to turn off all swap devices. This way GEOM providers are

2006-04-10 10:03:41 +00:00

kern_sig.c

Remove various bits of conditional Alpha code and fixup a few comments.

2006-05-12 05:04:46 +00:00

kern_subr.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

kern_switch.c

Trim trailing whitespace.

2005-12-28 17:13:31 +00:00

kern_sx.c

Add a new file (kern/subr_lock.c) for holding code related to struct

2006-01-17 16:55:17 +00:00

kern_synch.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

kern_syscalls.c

…

kern_sysctl.c

Make sysctl_msec_to_ticks(SYSCTL_HANDLER_ARGS) generally available instead

2006-02-16 15:40:36 +00:00

kern_tc.c

Disable the "cputick increased..." message now that the dust has settled.

2006-03-15 20:22:32 +00:00

kern_thr.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

kern_thread.c

Rethink it a bit, if there is a STOP flag, don't bother to resume other

2006-03-21 10:05:15 +00:00

kern_time.c

Let kernel POSIX timer code and mqueue code to use integer as a resource

2006-03-01 06:29:34 +00:00

kern_timeout.c

Use the recently added msleep_spin() function to simplify the

2006-02-23 19:13:12 +00:00

kern_umtx.c

Use wakeup_one to avoid thundering herd.

2006-05-09 13:00:46 +00:00

kern_uuid.c

Add parse_uuid() that creates a binary representation of an UUID from

2005-10-07 13:37:10 +00:00

kern_xxx.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

ksched.c

Use proc lock to prevent a thread from exiting, Giant was no longer used to

2006-04-10 04:55:59 +00:00

link_elf_obj.c

Make our ELF64 type definitions match standards. In particular this

2005-12-18 04:52:37 +00:00

link_elf.c

Make our ELF64 type definitions match standards. In particular this

2005-12-18 04:52:37 +00:00

linker_if.m

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

Make.tags.inc

…

Makefile

Add a 'sysent' target that depends on the various files built from

2005-07-13 20:50:17 +00:00

makesyscalls.sh

Introduce a new field in the syscalls.master file format to hold the

2005-05-30 15:09:18 +00:00

md4c.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

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

Use proc lock to prevent a thread from exiting, Giant was no longer used to

2006-04-10 04:55:59 +00:00

posix4_mib.c

…

sched_4bsd.c

back out for now... revert ccpu to being kern.ccpu...

2006-04-27 17:57:59 +00:00

sched_ule.c

Use variable i instead of variable cpus as an index to get correct kseq.

2005-12-27 12:02:03 +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

Implement new world order in VFS locking for ACLs. This will remove the

2005-09-17 22:01:14 +00:00

subr_autoconf.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

subr_blist.c

…

subr_bus.c

const'ify resource_spec to note that we won't be changing anything while

2006-04-20 01:44:16 +00:00

subr_clist.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

subr_clock.c

Remove more straggling CPU_ macro references

2006-05-11 17:53:26 +00:00

subr_devstat.c

- Remove two mtx_asserts that can incorrectly trigger if

2005-05-03 10:58:05 +00:00

subr_disk.c

When calling bioq_first() to see if a queue is empty in bioq_disksort(),

2006-01-13 23:27:12 +00:00

subr_eventhandler.c

eliminate potential null deref

2005-02-23 19:32:29 +00:00

subr_firmware.c

firmware(9) is a subsystem to load binary data into the kernel via a

2006-01-29 02:52:42 +00:00

subr_hints.c

The resource_xxx routines in subr_hints.c are called before and after the

2005-07-31 10:46:55 +00:00

subr_kdb.c

Increment kdb_active after we stopped the other CPUs and decrement

2006-04-04 00:40:20 +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

Add a basic reader/writer lock implementation to the kernel. This

2006-01-27 23:13:26 +00:00

subr_log.c

Use dynamic major number allocation.

2005-02-27 22:02:03 +00:00

subr_mbpool.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

subr_mchain.c

Change API of mb_copy_t in libmchain so that netsmb can handle

2005-07-29 13:22:37 +00:00

subr_module.c

…

subr_msgbuf.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

subr_param.c

Partially revert revision 1.66, which contained a change that did not

2005-10-14 19:15:10 +00:00

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

Implement printf 'X' conversion for both libstand and kernel.

2006-03-09 22:37:34 +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

Remove the puc-specific hacks. The puc(4) driver now properly uses

2006-04-28 21:23:09 +00:00

subr_rtc.c

Remove more straggling CPU_ macro references

2006-05-11 17:53:26 +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

Print td_name instead of p_comm if td_name is non-empty for

2006-04-21 20:40:43 +00:00

subr_smp.c

Rename the KDB_STOP_NMI kernel option to STOP_NMI and make it apply to all

2005-10-24 21:04:19 +00:00

subr_stack.c

Add 'depth' argument to CTRSTACK() macro, which allows to reduce number

2005-08-29 11:34:08 +00:00

subr_taskqueue.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

subr_trap.c

Test before modifying p_sflag to avoid unconditionally cache line

2006-02-10 14:59:16 +00:00

subr_turnstile.c

Add some new commands to hopefully make it easier to diagnose lock-related

2006-04-25 20:28:17 +00:00

subr_unit.c

Remove debugging printfs.

2005-03-14 06:51:29 +00:00

subr_witness.c

Use db_lookup_thread() to lookup the thread for the passed in address

2006-04-25 20:24:23 +00:00

sys_generic.c

Return error from fget_write() rather than hardcoding EBADF now that

2006-01-06 16:34:22 +00:00

sys_pipe.c

- In pipe() return the error returned by pipe_create(), rather then

2006-01-30 08:25:04 +00:00

sys_process.c

Close some races between procfs/ptrace and exit(2):

2006-02-22 18:57:50 +00:00

sys_socket.c

Introduce three additional MAC Framework and MAC Policy entry points to

2005-04-16 18:46:29 +00:00

syscalls.c

Regenerate.

2006-03-23 08:48:37 +00:00

syscalls.master

Revert previous commit at davidxu's insistance. Instead, use __DECONST

2006-03-28 14:32:38 +00:00

sysv_ipc.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

sysv_msg.c

Add much needed descriptions for a number of the IPC related sysctl OIDs.

2005-02-12 01:22:39 +00:00

sysv_sem.c

Gratuitous renaming of four System V Semaphore MAC Framework entry

2005-06-07 05:03:28 +00:00

sysv_shm.c

Properly support for FreeBSD 4 32bit System V shared memory.

2006-03-30 07:42:32 +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

Remove more straggling CPU_ macro references

2006-05-11 17:53:26 +00:00

tty_pts.c

Also check use_pty in the ptmx clone lookup; this means that when ptmx

2006-04-28 21:39:57 +00:00

tty_pty.c

Don't destroy the slave /dev entry until someone figures out why devfs seems

2006-02-02 20:35:45 +00:00

tty_subr.c

/* -> /*- for copyright notices, minor format tweaks as necessary

2005-01-06 23:35:40 +00:00

tty_tty.c

Merge the dev_clone and dev_clone_cred event handlers into a single

2005-08-08 19:55:32 +00:00

tty.c

Move the old BSD4.3 tty compatibility from (!BURN_BRIDGES && COMPAT_43)

2006-01-10 09:19:10 +00:00

uipc_accf.c

o setsockopt(2) cannot remove accept filter. [1]

2005-06-11 11:59:48 +00:00

uipc_cow.c

Previously, nothing prevented the page that was returned by pmap_extract()

2005-10-23 07:41:56 +00:00

uipc_domain.c

Allow for nmbclusters and maxsockets to be increased via sysctl.

2006-04-21 09:25:40 +00:00

uipc_mbuf2.c

Define four constants, MBUF_{,MEM,CLUSTER,PACKET,TAG}_MEM_NAME, which

2005-07-17 14:04:03 +00:00

uipc_mbuf.c

promote fast ipsec's m_clone routine for public use; it is renamed

2006-03-15 21:11:11 +00:00

uipc_mqueue.c

Change msleep() and tsleep() to not alter the calling thread's priority

2006-04-17 18:20:38 +00:00

uipc_proto.c

Remove UNIX domain socket raw socket support. This feature is documented

2006-04-09 16:29:47 +00:00

uipc_sem.c

Convert remaining functions to ANSI C function declarations.

2006-01-22 00:30:46 +00:00

uipc_sockbuf.c

Allow for nmbclusters and maxsockets to be increased via sysctl.

2006-04-21 09:25:40 +00:00

uipc_socket2.c

Allow for nmbclusters and maxsockets to be increased via sysctl.

2006-04-21 09:25:40 +00:00

uipc_socket.c

Assert that sockets passed into soabort() not be SQ_COMP or SQ_INCOMP,

2006-04-23 18:15:54 +00:00

uipc_syscalls.c

Extend getsock() to return the struct file flags read while holding the

2006-04-25 11:48:16 +00:00

uipc_usrreq.c

Inherit LOCAL_CREDS option from listen socket for sockets returned

2006-04-24 19:09:33 +00:00

vfs_acl.c

Implement new world order in VFS locking for ACLs. This will remove the

2005-09-17 22:01:14 +00:00

vfs_aio.c

Use a dedicated mutex to protect aio queues, the movation is to reduce

2006-05-09 00:10:11 +00:00

vfs_bio.c

- Properly check against B_DELWRI and B_NEEDSGIANT. This check was

2006-04-04 06:44:21 +00:00

vfs_cache.c

remove duplicate sizeof vnode entry (debug.sizeof.vnode already existed)...

2006-04-16 18:38:30 +00:00

vfs_cluster.c

Remove unused leaked debug function prototype.

2006-03-21 01:04:24 +00:00

vfs_default.c

- GETWRITEMOUNT now returns a referenced mountpoint to prevent its

2006-03-31 03:52:24 +00:00

vfs_export.c

Normalize a significant number of kernel malloc type names:

2005-10-31 15:41:29 +00:00

vfs_extattr.c

- Release the references acquired by VOP_GETWRITEMOUNT and vfs_getvfs().

2006-03-31 03:54:20 +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 VFS_START(). Its original purpose involved the mfs filesystem,

2005-02-20 23:02:20 +00:00

vfs_lookup.c

Lock giant when assigning ni_vp and keep vfslocked state valid.

2006-04-29 07:13:49 +00:00

vfs_mount.c

Restore the ability to mount procfs and fdescfs filesystems via the

2006-05-15 19:42:10 +00:00

vfs_subr.c

Remove various bits of conditional Alpha code and fixup a few comments.

2006-05-12 05:04:46 +00:00

vfs_syscalls.c

- Release the references acquired by VOP_GETWRITEMOUNT and vfs_getvfs().

2006-03-31 03:54:20 +00:00

vfs_vnops.c

Allow concurrent read(2)/readv(2) access to a file.

2006-05-16 07:50:54 +00:00

vnode_if.src

Eradicate caddr_t from the VFS API.

2005-12-14 00:49:52 +00:00