Jeff Roberson b099db5881 - Solve a race where we could lose a call to VOP_INACTIVE. If vget() waiting ...

on a lock held the last usecount ref on a vnode and the lock failed we
   would not call INACTIVE.  Solve this by only holding a holdcnt to prevent
   the vnode from disappearing while we wait on vn_lock.  Other callers
   may now VOP_INACTIVE while we are waiting on the lock, however this race
   is acceptable, while losing INACTIVE is not.

Discussed with:	kan, pjd
Tested by:	kkenn
Sponsored by:	Isilon Systems, Inc.
MFC After:	1 week

2006-02-01 00:30:05 +00:00

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bus_if.m

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clock_if.m

…

cpufreq_if.m

…

device_if.m

…

genassym.sh

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imgact_aout.c

Maintain the lock on the vnode for most of exec_elfN_imgact().

2005-12-24 04:57:50 +00:00

imgact_elf32.c

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imgact_elf64.c

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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

…

inflate.c

Normalize a significant number of kernel malloc type names:

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

init_main.c

Moderate rewrite of kernel ktrace code to attempt to generally improve

2005-11-13 13:27:44 +00:00

init_sysent.c

Regen.

2006-01-22 06:01:48 +00:00

kern_acct.c

Significant refactoring of the accounting code to improve locking and VFS

2005-11-12 10:45:13 +00:00

kern_acl.c

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kern_alq.c

Grr. Backout previous change. vn_open_cred() will call NDFREE() on failure.

2006-01-27 11:25:06 +00:00

kern_clock.c

Tweak how the MD code calls the fooclock() methods some. Instead of

2005-12-22 22:16:09 +00:00

kern_condvar.c

Contributions from XFS for FreeBSD project:

2005-12-12 00:02:22 +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

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kern_cpu.c

…

kern_descrip.c

Return EBADF rather than EINVAL for FWRITE failure as per POSIX.

2006-01-06 16:30:30 +00:00

kern_environment.c

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kern_event.c

Add in kqueue support to LIO event notification and fix how it handled

2005-10-12 17:51:31 +00:00

kern_exec.c

Remove unneeded calls to pmap_remove_all(). The given page is not mapped.

2005-12-11 22:06:57 +00:00

kern_exit.c

Hopefully fix the "calcru: runtime went backwards from ..." problem by

2006-01-23 19:15:13 +00:00

kern_fork.c

Moderate rewrite of kernel ktrace code to attempt to generally improve

2005-11-13 13:27:44 +00:00

kern_idle.c

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kern_intr.c

Add a swi_remove() function to teardown software interrupt handlers. For

2005-10-26 15:51:05 +00:00

kern_jail.c

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kern_kse.c

Cleanup some signal interfaces. Now the tdsignal function accepts

2005-11-03 04:49:16 +00:00

kern_kthread.c

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kern_ktr.c

Whitespace.

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

kern_ktrace.c

- Lock access to vrele() with VFS_LOCK_GIANT() rather than mtx_lock(&Giant).

2006-01-30 08:19:01 +00:00

kern_linker.c

Fix a bug in the kernel module runtime linker that made it impossible

2005-10-19 20:40:30 +00:00

kern_lock.c

- Remove and unused include.

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

kern_lockf.c

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kern_mac.c

Standard Giant push down operations for the Mandatory Access Control (MAC)

2005-10-04 14:32:58 +00:00

kern_malloc.c

Add buffer corruption protection (RedZone) for kernel's malloc(9).

2006-01-31 11:09:21 +00:00

kern_mbuf.c

Merge the //depot/user/yar/vlan branch into CVS. It contains some collective

2006-01-30 13:45:15 +00:00

kern_mib.c

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kern_module.c

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kern_mtxpool.c

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kern_mutex.c

- Add support for having both a shared and exclusive queue of threads in

2006-01-27 22:42:12 +00:00

kern_ntptime.c

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kern_physio.c

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kern_pmc.c

Fix -Wundef.

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

kern_poll.c

- Don't pollute opt_global.h with DEVICE_POLLING and introduce

2005-10-05 10:09:17 +00:00

kern_proc.c

Return the thread name in the kinfo_proc structure.

2006-01-18 20:27:43 +00:00

kern_prot.c

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kern_resource.c

Back out changes made in rev. 1.151.

2006-01-25 02:05:47 +00:00

kern_rwlock.c

Regroup order of operations to better reflect what was probably intended.

2006-01-30 19:25:52 +00:00

kern_sema.c

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kern_shutdown.c

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kern_sig.c

Avoid kernel panic when attaching a process which may not be stopped

2005-12-24 02:59:29 +00:00

kern_subr.c

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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

patch(1) and I aren't friends today. Axe a duplicate copy of

2005-12-29 21:15:32 +00:00

kern_syscalls.c

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kern_sysctl.c

Touch all the pages wired by sysctl_wire_old_buffer() to avoid PTE

2006-01-25 01:03:34 +00:00

kern_tc.c

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kern_thr.c

Add a new feature to thr_kill, if thread ID argument is -1, send

2006-01-07 03:15:21 +00:00

kern_thread.c

Now SIGCHLD is always queued.

2005-12-09 02:27:55 +00:00

kern_time.c

Fix compiling warning on 64 bits system.

2005-12-09 13:16:48 +00:00

kern_timeout.c

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kern_umtx.c

do umtx_wake at userland thread exit address, so that others userland

2005-10-26 06:55:46 +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

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ksched.c

…

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

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Make.tags.inc

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Makefile

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makesyscalls.sh

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md4c.c

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md5c.c

Fix an 11 year old mistake: Let the hash functions take a void* instead

2006-01-17 15:35:57 +00:00

p1003_1b.c

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posix4_mib.c

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sched_4bsd.c

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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

subr_acl_posix1e.c

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subr_autoconf.c

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subr_blist.c

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subr_bus.c

Add a devd(8) event that is sent after the system resumes. This can be

2006-01-22 01:06:25 +00:00

subr_clist.c

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subr_clock.c

…

subr_devstat.c

…

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

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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

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subr_kdb.c

Add stoppcbs[] arrays on Alpha and sparc64 and have each CPU save its

2005-11-03 21:08:20 +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

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subr_mbpool.c

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subr_mchain.c

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subr_module.c

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subr_msgbuf.c

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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

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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

Prefer NULL to 0.

2005-11-17 08:56:21 +00:00

subr_rtc.c

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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

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subr_sleepqueue.c

lock unused when INVARIANTS not defined, so don't declare it then

2006-01-28 00:49:31 +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

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subr_taskqueue.c

Add the following to the taskqueue api:

2006-01-14 01:55:24 +00:00

subr_trap.c

Moderate rewrite of kernel ktrace code to attempt to generally improve

2005-11-13 13:27:44 +00:00

subr_turnstile.c

- Add support for having both a shared and exclusive queue of threads in

2006-01-27 22:42:12 +00:00

subr_unit.c

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subr_witness.c

Axe KTR_ALQ_MASK now that KTR_WITNESS is off unless you hack an #ifdef

2006-01-25 14:57:23 +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

Avoid kernel panic when attaching a process which may not be stopped

2005-12-24 02:59:29 +00:00

sys_socket.c

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syscalls.c

Regen.

2006-01-22 06:01:48 +00:00

syscalls.master

Make aio code MP safe.

2006-01-22 05:59:27 +00:00

sysv_ipc.c

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sysv_msg.c

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sysv_sem.c

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sysv_shm.c

Re-order MAC and DAC checks in shmget() in order to give precedence to

2005-10-04 16:40:20 +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

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tty_cons.c

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tty_pts.c

Allow root to open prison pts devices too.

2006-01-31 22:19:37 +00:00

tty_pty.c

Allow root in the host environment to open ptys within jailed environments.

2006-01-31 17:17:45 +00:00

tty_subr.c

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tty_tty.c

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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

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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

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uipc_mbuf2.c

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uipc_mbuf.c

When using m_dup(9) to copy more than MHLEN bytes of data, don't create an

2005-12-14 23:34:26 +00:00

uipc_mqueue.c

Replace selwakeuppri with selwakeup, let scheduler figure out

2005-12-16 15:01:16 +00:00

uipc_proto.c

Use sparse initializers for "struct domain" and "struct protosw",

2005-11-09 13:29:16 +00:00

uipc_sem.c

Convert remaining functions to ANSI C function declarations.

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

uipc_sockbuf.c

Fix a bug in the loop in sonewconn that makes room on the incomplete

2005-11-22 01:55:29 +00:00

uipc_socket2.c

Fix a bug in the loop in sonewconn that makes room on the incomplete

2005-11-22 01:55:29 +00:00

uipc_socket.c

Add sosend_dgram(), a greatly reduced and simplified version of sosend()

2006-01-13 10:22:01 +00:00

uipc_syscalls.c

Reformat socket control messages on input/output for 32bit compatibility

2005-10-31 21:09:56 +00:00

uipc_usrreq.c

- Lock access to vrele() with VFS_LOCK_GIANT() rather than mtx_lock(&Giant).

2006-01-30 08:19:01 +00:00

vfs_acl.c

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vfs_aio.c

Just like dofilewrite(), call bwillwrite before fo_write.

2006-01-27 08:02:25 +00:00

vfs_bio.c

Remove an unnecessary call to pmap_remove_all(). The given page is not

2006-01-23 00:00:45 +00:00

vfs_cache.c

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vfs_cluster.c

Changes imported from XFS for FreeBSD project:

2005-12-07 03:39:08 +00:00

vfs_default.c

- Add a comment warning about an anomalous condition where we VOP_UNLOCK

2006-01-30 08:21:23 +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

- Reorder calls to vrele() after calls to vput() when the vrele is a

2006-02-01 00:25:26 +00:00

vfs_hash.c

Normalize a significant number of kernel malloc type names:

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

vfs_init.c

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vfs_lookup.c

Tweak previous vfs_lookup.c commit to return an EINVAL error from

2006-01-22 19:37:02 +00:00

vfs_mount.c

Don't try to load KLDs if we're mounting the root. We'd otherwise panic.

2006-01-28 22:58:39 +00:00

vfs_subr.c

- Solve a race where we could lose a call to VOP_INACTIVE. If vget() waiting

2006-02-01 00:30:05 +00:00

vfs_syscalls.c

- Reorder calls to vrele() after calls to vput() when the vrele is a

2006-02-01 00:25:26 +00:00

vfs_vnops.c

Eradicate caddr_t from the VFS API.

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

vnode_if.src

Eradicate caddr_t from the VFS API.

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