Alan Cox 2b2c7a6b40 The m_ext reference counts are potentially shared and modified ...

asynchronously by different threads.  Thus, declare as volatile the
reference count that is accessed through m_ext's pointer, ref_cnt.
Revert the previous change, revision 1.144, that casts as volatile a
single dereference of ref_cnt.

Reviewed by: bmilekic, dwhite
Problem reported by: kris
MFC after: 3 days

2005-03-06 20:09:00 +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

o Split out kernel part of execve(2) syscall into two parts: one that

2005-01-29 23:12:00 +00:00

imgact_elf32.c

…

imgact_elf64.c

…

imgact_elf.c

o Split out kernel part of execve(2) syscall into two parts: one that

2005-01-29 23:12:00 +00:00

imgact_gzip.c

o Split out kernel part of execve(2) syscall into two parts: one that

2005-01-29 23:12:00 +00:00

imgact_shell.c

o Replace two while {} do loops with more appropriate do {} while loops. This

2005-02-25 10:17:53 +00:00

inflate.c

…

init_main.c

Add /rescue/init to the default init_path, before /stand/sysinstall.

2005-02-17 10:00:10 +00:00

init_sysent.c

regen

2005-03-01 17:44:34 +00:00

kern_acct.c

When mac_check_system_acct() fails, make sure to unlock as well as close

2005-03-01 08:56:13 +00:00

kern_acl.c

Rename suser_cred()'s PRISON_ROOT flag to SUSER_ALLOWJAIL. This is

2004-07-26 07:24:04 +00:00

kern_alq.c

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

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

kern_clock.c

- Define KTR points for KTR_SCHED.

2004-12-26 00:14:21 +00:00

kern_condvar.c

Refine the turnstile and sleep queue interfaces just a bit:

2004-10-12 18:36:20 +00:00

kern_conf.c

Also handle d_maj hints from cloning drivers correctly.

2005-02-27 22:57:32 +00:00

kern_context.c

…

kern_cpu.c

Add locking to handle multiple threads getting/setting frequencies at the

2005-02-27 01:34:08 +00:00

kern_descrip.c

Make some file/filedesc related functions static

2005-02-10 12:27:58 +00:00

kern_environment.c

Teach getenv_quad() to recognize k/m/g/t suffixes in both lower- and

2005-03-05 15:52:12 +00:00

kern_event.c

Use kern_kevent instead of the stackgap for 32bit syscall wrapping.

2005-03-01 17:45:55 +00:00

kern_exec.c

Welcome to the 21st century: increase MAXSHELLCMDLEN from 128 bytes to

2005-02-25 11:49:42 +00:00

kern_exit.c

In 1.276 of kern/subr_trap.c I introduced a mechanism for delaying

2005-01-29 14:03:41 +00:00

kern_fork.c

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

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

kern_idle.c

Set the scheduling class of the idle threads to PRI_IDLE.

2005-02-04 06:16:05 +00:00

kern_intr.c

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

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

kern_jail.c

Add a new sysctl, "security.jail.chflags_allowed", which controls the

2005-02-08 21:31:11 +00:00

kern_kse.c

Drop bzero and shove the responsibility of zeroing the kse upcall

2005-02-24 00:05:50 +00:00

kern_kthread.c

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

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

kern_ktr.c

- Change the ddb paging "support" to use a variable (db_lines_per_page) to

2004-11-01 22:15:15 +00:00

kern_ktrace.c

Make a SYSCTL_NODE static

2005-02-10 12:23:29 +00:00

kern_linker.c

When trying each linker class in turn with a preloaded module, exit

2004-08-27 01:20:26 +00:00

kern_lock.c

- Include LK_INTERLOCK in LK_EXTFLG_MASK so that it makes its way into

2005-01-25 16:06:05 +00:00

kern_lockf.c

- Make lf_print static and move its prototype into kern_lockf.c

2005-01-25 10:15:26 +00:00

kern_mac.c

Bump MAC Framework version to 2 in preparation for the upcoming API/ABI

2004-11-09 11:28:40 +00:00

kern_malloc.c

Bring in MemGuard, a very simple and small replacement allocator

2005-01-21 18:09:17 +00:00

kern_mbuf.c

Well, it seems that I pre-maturely removed the "All rights reserved"

2005-02-16 21:45:59 +00:00

kern_mib.c

Add a sysctl that records the amount of physical memory in the machine.

2005-02-28 21:42:56 +00:00

kern_module.c

Swap the arguments for CP so we copy the correct source and

2005-02-18 22:14:40 +00:00

kern_mtxpool.c

Make a bunch of malloc types static.

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

kern_mutex.c

Rework the optimization for spinlocks on UP to be slightly less drastic and

2005-01-05 21:13:27 +00:00

kern_ntptime.c

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

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

kern_physio.c

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

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

kern_poll.c

Remove recently added note about DEVICE_POLLING not working with SMP.

2005-02-25 22:07:51 +00:00

kern_proc.c

Make a bunch of SYSCTL_NODEs static.

2005-02-10 12:15:49 +00:00

kern_prot.c

In linux emulation layer try to detect attempt to use linux_clone() to

2005-03-03 16:57:55 +00:00

kern_resource.c

Stop explicitly touching td_base_pri outside of the scheduler and simply

2004-12-30 20:29:58 +00:00

kern_sema.c

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

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

kern_shutdown.c

Replace a printf with a KASSERT that we are indeed running on the BSP.

2004-11-30 06:21:38 +00:00

kern_sig.c

The td_waitset is pointing to a stack address when thread is waiting

2005-03-04 22:46:31 +00:00

kern_subr.c

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

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

kern_switch.c

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

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

kern_sx.c

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

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

kern_synch.c

Stop explicitly touching td_base_pri outside of the scheduler and simply

2004-12-30 20:29:58 +00:00

kern_syscalls.c

Do a pass over all modules in the kernel and make them return EOPNOTSUPP

2004-07-15 08:26:07 +00:00

kern_sysctl.c

Make another bunch of SYSCTL_NODEs static

2005-02-10 12:16:08 +00:00

kern_tc.c

Put on my peril sensitive sunglasses and add a flags field to the internal

2004-10-11 22:04:16 +00:00

kern_thr.c

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

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

kern_thread.c

Allocate umtx_q from heap instead of stack, this avoids

2005-03-05 09:15:03 +00:00

kern_time.c

If the pointer to the new itimerval is NULL in kern_setitimer(), just

2005-02-07 21:45:48 +00:00

kern_timeout.c

When processing a timeout() callout and returning it to the free

2005-02-11 00:14:00 +00:00

kern_umtx.c

Allocate umtx_q from heap instead of stack, this avoids

2005-03-05 09:15:03 +00:00

kern_uuid.c

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

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

kern_xxx.c

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

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

ksched.c

/* -> /*- for license, minor formatting changes

2005-01-07 02:29:27 +00:00

link_elf_obj.c

Add support for completing the installation of ELF relocatable

2004-08-29 01:21:51 +00:00

link_elf.c

Normalize the VM wiring done with SPARSE_MAPPING: check for errors, and

2004-08-09 18:46:13 +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

…

makesyscalls.sh

…

md4c.c

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

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

md5c.c

MD5Pad() should never have been exposed.

2005-02-10 12:20:42 +00:00

p1003_1b.c

/* -> /*- for license, minor formatting changes

2005-01-07 02:29:27 +00:00

posix4_mib.c

Back when VOP_* was introduced, we did not have new-style struct

2004-12-01 23:16:38 +00:00

sched_4bsd.c

Rework the interface between priority propagation (lending) and the

2004-12-30 20:52:44 +00:00

sched_ule.c

- A test in sched_switch() is no longer necessary and it is incorrect

2005-02-23 00:50:26 +00:00

subr_acl_posix1e.c

Rename suser_cred()'s PRISON_ROOT flag to SUSER_ALLOWJAIL. This is

2004-07-26 07:24:04 +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

Use dynamic major number allocation.

2005-02-27 22:00:45 +00:00

subr_clist.c

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

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

subr_clock.c

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

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

subr_devstat.c

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

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

subr_disk.c

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

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

subr_eventhandler.c

eliminate potential null deref

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

subr_hints.c

…

subr_kdb.c

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

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

subr_kobj.c

…

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

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

2005-01-06 23:35:40 +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

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

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

subr_pcpu.c

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

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

subr_power.c

…

subr_prf.c

…

subr_prof.c

netchild's mega-patch to isolate compiler dependencies into a central

2005-03-02 21:33:29 +00:00

subr_rman.c

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

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

subr_rtc.c

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

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

subr_sbuf.c

Make a bunch of malloc types static.

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

subr_scanf.c

…

subr_sleepqueue.c

Make a bunch of malloc types static.

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

subr_smp.c

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

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

subr_taskqueue.c

Add taskqueue_drain. This waits for the specified task to finish, if

2004-10-05 04:16:01 +00:00

subr_trap.c

Whitespace fix.

2004-12-30 20:30:58 +00:00

subr_turnstile.c

Make a bunch of malloc types static.

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

subr_unit.c

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

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

subr_witness.c

When DDB is not defined, don't implement witness_thread_has_locks() and

2005-01-22 21:14:21 +00:00

sys_generic.c

Declare "cnt" (a number of bytes to read or write) as an "ssize_t", not

2005-02-10 20:19:17 +00:00

sys_pipe.c

Rearrange the kninit calls for both directions of a pipe so that

2005-01-17 07:56:28 +00:00

sys_process.c

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

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

sys_socket.c

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

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

syscalls.c

regen

2005-03-01 17:44:34 +00:00

syscalls.master

Change the prototype of kevent to remove the const from the changelist.

2005-03-01 17:43:08 +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

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

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

sysv_shm.c

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

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

tty_compat.c

…

tty_conf.c

Preparation commit for the tty cleanups that will follow in the near

2004-07-15 20:47:41 +00:00

tty_cons.c

Use dynamic major number allocation for /dev/console, there is no

2005-02-27 21:52:42 +00:00

tty_pty.c

Use dynamic major number allocation.

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

tty_subr.c

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

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

tty_tty.c

Use dynamic major number allocation.

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

tty.c

Call tty_close() at the very end of ttyclose() since otherwise NULL

2004-12-30 19:24:49 +00:00

uipc_accf.c

Re-style do_setopt_accept_filter() to match uipc_accf.c style, and fix

2005-02-18 19:01:22 +00:00

uipc_cow.c

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

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

uipc_domain.c

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

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

uipc_mbuf2.c

Make a bunch of malloc types static.

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

uipc_mbuf.c

The m_ext reference counts are potentially shared and modified

2005-03-06 20:09:00 +00:00

uipc_proto.c

…

uipc_sem.c

Insert missing increment of (i) when walking the temporary semaphore

2005-02-25 21:00:14 +00:00

uipc_sockbuf.c

Prefer NULL to returning 0 cast to a pointer type.

2005-02-20 15:56:13 +00:00

uipc_socket2.c

Prefer NULL to returning 0 cast to a pointer type.

2005-02-20 15:56:13 +00:00

uipc_socket.c

In the current world order, solisten() implements the state transition of

2005-02-21 21:58:17 +00:00

uipc_syscalls.c

Remove now unused 'int s' from spl().

2005-02-18 21:39:55 +00:00

uipc_usrreq.c

In the current world order, solisten() implements the state transition of

2005-02-21 21:58:17 +00:00

vfs_acl.c

Rename suser_cred()'s PRISON_ROOT flag to SUSER_ALLOWJAIL. This is

2004-07-26 07:24:04 +00:00

vfs_aio.c

Make a SYSCTL_NODE static

2005-02-10 12:23:29 +00:00

vfs_bio.c

Make various vnode related functions static

2005-02-10 12:28:58 +00:00

vfs_cache.c

Make a SYSCTL_NODE and a mutex static

2005-02-10 12:16:42 +00:00

vfs_cluster.c

make cluster_callback() static

2005-02-10 12:17:48 +00:00

vfs_default.c

Remove VFS_START(). Its original purpose involved the mfs filesystem,

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

vfs_export.c

Make various mountpoint related functions static.

2005-02-10 12:25:38 +00:00

vfs_extattr.c

Drag another softupdates tentacle back into FFS: Now that FFS's

2005-02-08 18:09:11 +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

- Tweak kern_msgctl() to return a copy of the requested message queue id

2005-02-07 18:44:55 +00:00

vfs_mount.c

Remove VFS_START(). Its original purpose involved the mfs filesystem,

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

vfs_subr.c

- Enable SMP VFS by default on current. More users are needed to turn up

2005-02-23 10:05:43 +00:00

vfs_syscalls.c

Drag another softupdates tentacle back into FFS: Now that FFS's

2005-02-08 18:09:11 +00:00

vfs_vnops.c

Add locking assertions into vn_extattr_set, vn_extattr_get and

2005-02-24 00:13:16 +00:00

vnode_if.src

VOP_DESTROYVOBJECT() is no more.

2005-02-07 09:26:58 +00:00