freebsd-nq/sys/kern
Mohan Srinivasan 6c125b8df6 Fix for problems that occur when all mbuf clusters migrate to the mbuf packet
zone. Cluster allocations fail when this happens. Also processes that may have
blocked on cluster allocations will never be woken up. Thanks to rwatson for
an overview of the issue and pointers to the mbuma paper and his tool to dump
out UMA zones.

Reviewed by: andre@
2007-01-25 01:05:23 +00:00
..
bus_if.m - Revert making bus_generic_add_child() the default for BUS_ADD_CHILD(). 2006-09-11 22:20:37 +00:00
clock_if.m
cpufreq_if.m
device_if.m
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 Use FOREACH_PROC_IN_SYSTEM instead of using its unrolled form. 2007-01-17 14:58:53 +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 - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
init_sysent.c This commits the remake in kern/ make sysent to get 2006-11-03 18:57:49 +00:00
kern_acct.c Resort copyrights and licenses in kern_acct.c: per UCB letter, 2007-01-08 20:35:13 +00:00
kern_acl.c Re-wrap comments to wider margins now that they have been relocated from 2007-01-12 22:01:03 +00:00
kern_alq.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
kern_clock.c Align the interfaces for the various watchdogs and make the interface 2006-12-15 21:44:49 +00:00
kern_condvar.c Add second sleep queue so that sx and lockmgr can have separate sleep 2006-12-16 06:54:09 +00:00
kern_conf.c Fix the race between devfs_fp_check and devfs_reclaim. Derefence the 2006-10-20 07:59:50 +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 Use FOREACH_PROC_IN_SYSTEM instead of using its unrolled form. 2007-01-17 14:58:53 +00:00
kern_environment.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_event.c Save exit status of an exiting process in kn_data in the knote. 2006-11-20 22:17:50 +00:00
kern_exec.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_exit.c Move sigqueue_take() call into proc_reparent(), this fixed bugs where 2006-10-25 06:18:04 +00:00
kern_fork.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_idle.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_intr.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_jail.c Add a new priv(9) kernel interface for checking the availability of 2006-11-06 13:37:19 +00:00
kern_kse.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_kthread.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_ktr.c Remove slightly oddly placed suser() call from the KTR/ALQ setup sysctl: 2006-09-09 16:09:01 +00:00
kern_ktrace.c Use FOREACH_PROC_IN_SYSTEM instead of using its unrolled form. 2007-01-17 14:58:53 +00:00
kern_linker.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_lock.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_lockf.c
kern_malloc.c Increase usefulness of "show malloc" by moving from displaying the basic 2006-10-26 10:17:13 +00:00
kern_mbuf.c Fix for problems that occur when all mbuf clusters migrate to the mbuf packet 2007-01-25 01:05:23 +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 Address a problem I missed in removing Giant from the kernel linker. Not 2006-06-26 18:34:45 +00:00
kern_mtxpool.c
kern_mutex.c - Fix some gcc warnings in lock_profile.h 2006-12-16 02:37:58 +00:00
kern_ntptime.c When ntp_gettime() was converted from a sysctl + wrapper to a system 2007-01-12 07:40:30 +00:00
kern_physio.c
kern_pmc.c Fix -Wundef. 2005-12-04 02:12:43 +00:00
kern_poll.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_priv.c Add a new priv(9) kernel interface for checking the availability of 2006-11-06 13:37:19 +00:00
kern_proc.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
kern_prot.c Sort copyrights together. 2007-01-08 20:37:02 +00:00
kern_resource.c Use FOREACH_PROC_IN_SYSTEM instead of using its unrolled form. 2007-01-17 14:58:53 +00:00
kern_rwlock.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_sema.c
kern_shutdown.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_sig.c Use FOREACH_PROC_IN_SYSTEM instead of using its unrolled form. 2007-01-17 14:58:53 +00:00
kern_subr.c Removes useless (flags | ) KASSERT. The ^ one that actually 2007-01-16 11:40:55 +00:00
kern_switch.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_sx.c track lock class name in a way that doesn't break WITNESS 2006-11-13 05:41:46 +00:00
kern_synch.c - Fix schedgraph output with KSE threads. Call thread_switchout() after 2007-01-03 02:38:41 +00:00
kern_syscalls.c Make system call modules a bit more robust: 2006-08-01 16:32:20 +00:00
kern_sysctl.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
kern_tc.c Commit the results of the typo hunt by Darren Pilgrim. 2006-08-04 07:56:35 +00:00
kern_thr.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
kern_thread.c Prefer a more traditional spelling of inhibited in comments and panic 2006-12-31 15:56:04 +00:00
kern_time.c - Remove third parameter of itimer_find, the parameter is always zero. 2006-11-28 03:24:34 +00:00
kern_timeout.c Improve ktr(4) logging for callout(9) subsystem. Log all inserts and 2006-10-11 14:57:03 +00:00
kern_umtx.c Add a lwpid field into per-cpu structure, the lwpid represents current 2006-12-20 04:40:39 +00:00
kern_uuid.c Separate functions with a newline. 2006-07-17 21:00:42 +00:00
kern_xxx.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
ksched.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
link_elf_obj.c Linker set support depends on the magic __start_<section> and 2006-11-30 10:50:29 +00:00
link_elf.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
linker_if.m
Make.tags.inc Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
Makefile Add support for the generated file systrace_args.c. 2006-08-05 19:25:14 +00:00
makesyscalls.sh Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
md4c.c
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 Update #includes list. 2006-11-11 16:19:12 +00:00
posix4_mib.c Fix mispatch of includes list; allows my kernel to build successfully. 2006-11-12 03:34:03 +00:00
sched_4bsd.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
sched_core.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
sched_ule.c - With a sleep time over 2097 seconds hzticks and slptime could end up 2007-01-24 18:18:43 +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 Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
subr_autoconf.c Add a mutex to protect the list of interrupt config hooks. We do assume 2006-07-19 18:53:56 +00:00
subr_blist.c
subr_bus.c Add a default method for BUS_ADD_CHILD() that just calls 2006-09-11 19:41:31 +00:00
subr_clist.c
subr_clock.c Use utc_offset() where applicable, and hide the internals of it 2006-10-02 18:23:37 +00:00
subr_devstat.c
subr_disk.c Add a new I/O request - BIO_FLUSH, which basically tells providers below to 2006-10-31 21:11:21 +00:00
subr_eventhandler.c
subr_fattime.c Better naming of fattime conversion functions, they do convert to timespec 2006-10-24 10:27:23 +00:00
subr_firmware.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
subr_hints.c Use a sleep mutex instead of an sx lock for the kernel environment. This 2006-07-09 21:42:58 +00:00
subr_kdb.c Add a funny sysctl: debug.kdb.trap_code . 2006-06-18 12:27:59 +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 Bug fix for obscenely large wait times on uncontested locks 2006-12-04 22:15:50 +00:00
subr_log.c
subr_mbpool.c
subr_mchain.c
subr_module.c
subr_msgbuf.c
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 Flushing the buffer is conditional on actually using the buffer. Oops. 2006-11-30 07:25:52 +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 Fix an edge case in rman_manage_region() where it didn't handle a resource 2006-12-04 16:45:23 +00:00
subr_rtc.c Use utc_offset() where applicable, and hide the internals of it 2006-10-02 18:23:37 +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 Cleaner fix for handling declaration of loop variable under INVARIANTS 2006-12-17 00:14:20 +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 Correct typos 2006-05-28 22:15:28 +00:00
subr_taskqueue.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
subr_trap.c Threading cleanup.. part 2 of several. 2006-12-06 06:34:57 +00:00
subr_turnstile.c - Remove setrunqueue and replace it with direct calls to sched_add(). 2007-01-23 08:46:51 +00:00
subr_unit.c
subr_witness.c Remove hptlock from the static witness table, now that it's a regular sleep 2007-01-16 22:56:28 +00:00
sys_generic.c Prevent IOC_IN with zero size argument (this is only supported 2006-10-14 19:01:55 +00:00
sys_pipe.c Use pipe_direct_write() optimization only if the data is in process' memory. 2006-12-19 12:52:22 +00:00
sys_process.c Make KSE a kernel option, turned on by default in all GENERIC 2006-10-26 21:42:22 +00:00
sys_socket.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
syscalls.c This commits the remake in kern/ make sysent to get 2006-11-03 18:57:49 +00:00
syscalls.master Ok, here it is, we finally add SCTP to current. Note that this 2006-11-03 15:23:16 +00:00
systrace_args.c Ok, here it is, we finally add SCTP to current. Note that this 2006-11-03 15:23:16 +00:00
sysv_ipc.c For now, back out sysv_ipc.c:1.30, which caused shmget() with odd mode 2006-12-16 11:30:54 +00:00
sysv_msg.c MFP4: (part of) 110058 2006-12-20 19:26:30 +00:00
sysv_sem.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
sysv_shm.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +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 Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
tty_pts.c Canonicalize copyrights in some files I hold copyrights on: 2007-01-08 17:49:59 +00:00
tty_pty.c Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 2006-11-06 13:42:10 +00:00
tty_subr.c
tty_tty.c Use ctty instead of just returning. ctty just has a simple open that 2006-09-27 16:41:15 +00:00
tty.c Back out rev. 1.266. The real cause for the recent panics has been fixed 2006-12-20 02:49:59 +00:00
uipc_accf.c
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 soreceive_generic(), and sopoll_generic(). Add new functions sosend(), 2006-07-24 15:20:08 +00:00
uipc_mbuf2.c Complete break-out of sys/sys/mac.h into sys/security/mac/mac_framework.h 2006-10-22 11:52:19 +00:00
uipc_mbuf.c Unbreak writes of 0 bytes. Zero byte writes happen when only ancillary 2007-01-22 14:50:28 +00:00
uipc_mqueue.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
uipc_sem.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
uipc_sockbuf.c Use sysctl_handle_long() instead of duplicating it's logic for 2006-09-06 21:59:36 +00:00
uipc_socket2.c Change two XXX's to two notes: the fact that SOCK_LOCK(so) == 2006-08-02 16:23:52 +00:00
uipc_socket.c Unbreak writes of 0 bytes. Zero byte writes happen when only ancillary 2007-01-22 14:50:28 +00:00
uipc_syscalls.c Fixes the MSG_PEEK for sctp_generic_recvmsg() the msg_flags 2007-01-24 12:59:56 +00:00
uipc_usrreq.c Canonicalize copyrights in some files I hold copyrights on: 2007-01-08 17:49:59 +00:00
vfs_acl.c Re-wrap comments to wider margins now that they have been relocated from 2007-01-12 22:01:03 +00:00
vfs_aio.c Merge posix4/* into normal kernel hierarchy. 2006-11-11 16:26:58 +00:00
vfs_bio.c Cylinder group bitmaps and blocks containing inode for a snapshot 2007-01-23 10:01:19 +00:00
vfs_cache.c Axe Giant from vn_fullpath(9). The vnode -> pathname lookup should be 2006-06-16 05:09:28 +00:00
vfs_cluster.c Replace PG_BUSY with VPO_BUSY. In other words, changes to the page's 2006-10-22 04:28:14 +00:00
vfs_default.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vfs_export.c When exiting vfs_export(), delete the "export" option from 2007-01-23 06:19:16 +00:00
vfs_extattr.c Update comments to reflect changes in the extattrctl() code. 2006-12-23 00:30:03 +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 duplicate security checks already performed in kern_kldload(). 2006-06-26 18:33:32 +00:00
vfs_lookup.c Below is slightly edited description of the LOR by Tor Egge: 2007-01-22 11:25:22 +00:00
vfs_mount.c Add a function vfs_deleteopt() which searches through the vfsoptlist 2006-12-16 15:44:03 +00:00
vfs_subr.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vfs_syscalls.c Following a repo-copy of vfs_syscalls.c to vfs_extattr.c, remove 2006-12-23 00:10:36 +00:00
vfs_vnops.c change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00
vnode_if.src change vop_lock handling to allowing tracking of callers' file and line for 2006-11-13 05:51:22 +00:00