Linus Torvalds 92896bd9fd Don't 'printk()' while holding xtime lock for writing ...

The printk() can deadlock because it can wake up klogd(), and
task enqueueing will try to read the time in order to set a hrtimer.

Reported-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Debugged-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2008-03-24 11:07:15 -07:00

..

irq

genirq: do not leave interupts enabled on free_irq

2008-02-19 10:43:58 +01:00

power

Merge branches 'release' and 'doc' into release

2008-03-13 01:59:53 -04:00

time

Don't 'printk()' while holding xtime lock for writing

2008-03-24 11:07:15 -07:00

.gitignore

Update kernel/.gitignore with new auto-generated files

2008-02-09 23:27:01 -08:00

acct.c

acct: real_parent ppid

2008-01-07 14:55:37 -08:00

audit_tree.c

Introduce path_put()

2008-02-14 21:13:33 -08:00

audit.c

audit: netlink socket can be auto-bound to pid other than current->pid (v2)

2008-03-20 15:39:41 -07:00

audit.h

[PATCH] audit: watching subtrees

2007-10-21 02:37:45 -04:00

auditfilter.c

Introduce path_put()

2008-02-14 21:13:33 -08:00

auditsc.c

[PATCH] Audit: Fix the format type for size_t variables

2008-03-01 07:16:06 -05:00

backtracetest.c

x86: add a simple backtrace test module

2008-01-30 13:33:08 +01:00

capability.c

Add 64-bit capability support to the kernel

2008-02-05 09:44:20 -08:00

cgroup_debug.c

Task Control Groups: simple task cgroup debug info subsystem

2007-10-19 11:53:36 -07:00

cgroup.c

cgroup: fix default notify_on_release setting

2008-03-04 16:35:09 -08:00

compat.c

hrtimer: don't modify restart_block->fn in restart functions

2008-02-10 10:48:03 +01:00

configs.c

use simple_read_from_buffer in kernel/

2007-05-09 12:30:49 -07:00

cpu.c

cpu: fix section mismatch warnings for enable_nonboot_cpus

2008-02-08 09:22:41 -08:00

cpuset.c

cpusets: fix obsolete comment

2008-03-05 17:53:33 -08:00

delayacct.c

Add scaled time to taskstats based process accounting

2007-10-18 14:37:28 -07:00

dma.c

whitespace fixes: DMA channel allocator

2007-10-18 14:37:24 -07:00

exec_domain.c

whitespace fixes: execution domains

2007-10-18 14:37:26 -07:00

exit.c

Fix waitid si_code regression

2008-03-08 11:54:00 -08:00

extable.c

module: Don't report discarded init pages as kernel text.

2008-01-29 17:13:18 +11:00

fork.c

Use struct path in fs_struct

2008-02-14 21:13:33 -08:00

futex_compat.c

futex: runtime enable pi and robust functionality

2008-02-23 17:12:15 -08:00

futex.c

futex: runtime enable pi and robust functionality

2008-02-23 17:12:15 -08:00

hrtimer.c

hrtimer: catch expired CLOCK_REALTIME timers early

2008-02-14 22:08:30 +01:00

itimer.c

ITIMER_REAL: convert to use struct pid

2008-02-08 09:22:29 -08:00

kallsyms.c

remove support for un-needed _extratext section

2008-02-06 10:41:01 -08:00

Kconfig.hz

sched: high-res preemption tick

2008-01-25 21:08:29 +01:00

Kconfig.preempt

rcu: move PREEMPT_RCU config option back under PREEMPT

2008-03-10 18:01:20 -07:00

kexec.c

vmcoreinfo: add "VMCOREINFO_" to all the call for vmcoreinfo_append_str()

2008-02-07 08:42:25 -08:00

kfifo.c

is_power_of_2: kernel/kfifo.c

2007-07-16 09:05:50 -07:00

kmod.c

Dont touch fs_struct in usermodehelper

2008-02-14 21:13:32 -08:00

kprobes.c

kprobes: fix a null pointer bug in register_kretprobe()

2008-03-04 16:35:19 -08:00

ksysfs.c

Kobject: convert remaining kobject_unregister() to kobject_put()

2008-01-24 20:40:40 -08:00

kthread.c

sched: fix, always create kernel threads with normal priority

2008-01-25 21:08:33 +01:00

latencytop.c

sched: latencytop support

2008-01-25 21:08:34 +01:00

lockdep_internals.h

[PATCH] lockdep: more chains

2006-12-07 08:39:43 -08:00

lockdep_proc.c

lockdep: Avoid /proc/lockdep & lock_stat infinite output

2007-10-11 22:11:11 +02:00

lockdep.c

Subject: lockdep: include all lock classes in all_lock_classes

2008-02-25 23:03:02 +01:00

Makefile

avoid overflows in kernel/time.c

2008-02-08 09:22:39 -08:00

marker.c

markers: don't risk NULL deref in marker

2008-03-04 16:35:14 -08:00

module.c

modules: warn about suspicious return values from module's ->init() hook

2008-03-10 18:01:20 -07:00

mutex-debug.c

kernel: remove fastcall in kernel/*

2008-02-08 09:22:31 -08:00

mutex-debug.h

[PATCH] lockdep: better lock debugging

2006-07-03 15:27:01 -07:00

mutex.c

kernel: remove fastcall in kernel/*

2008-02-08 09:22:31 -08:00

mutex.h

[PATCH] lockdep: prove mutex locking correctness

2006-07-03 15:27:04 -07:00

notifier.c

kernel/notifier.c should #include <linux/reboot.h>

2008-02-06 10:41:02 -08:00

ns_cgroup.c

cgroups: implement namespace tracking subsystem

2007-10-19 11:53:37 -07:00

nsproxy.c

namespaces: move the IPC namespace under IPC_NS option

2008-02-08 09:22:23 -08:00

panic.c

ACPI: Taint kernel on ACPI table override (format corrected)

2008-02-06 22:07:51 -05:00

params.c

Add new string functions strict_strto* and convert kernel params to use them

2008-02-08 09:22:41 -08:00

pid_namespace.c

namespaces: cleanup the code managed with PID_NS option

2008-02-08 09:22:23 -08:00

pid.c

kernel: remove fastcall in kernel/*

2008-02-08 09:22:31 -08:00

pm_qos_params.c

pm qos infrastructure and interface

2008-02-05 09:44:22 -08:00

posix-cpu-timers.c

Use find_task_by_vpid in posix timers

2008-02-08 09:22:41 -08:00

posix-timers.c

hrtimer: check relative timeouts for overflow

2008-02-14 22:08:30 +01:00

printk.c

printk: fix possible printk overrun

2008-02-26 07:42:37 -08:00

profile.c

Nuke a duplicate include from profile.c

2008-02-08 09:22:34 -08:00

ptrace.c

ptrace_check_attach: remove unneeded ->signal != NULL check

2008-02-08 09:22:26 -08:00

rcuclassic.c

Preempt-RCU: implementation

2008-01-25 21:08:24 +01:00

rcupdate.c

rcupdate: fix comment

2008-02-13 16:21:18 -08:00

rcupreempt_trace.c

Preempt-RCU: implementation

2008-01-25 21:08:24 +01:00

rcupreempt.c

rcupreempt: remove never-migrates assumption from rcu_process_callbacks()

2008-02-29 20:21:13 +01:00

rcutorture.c

cpu-hotplug: replace lock_cpu_hotplug() with get_online_cpus()

2008-01-25 21:08:02 +01:00

relay.c

relay: fix subbuf_splice_actor() adding too many pages

2008-03-17 09:04:59 +01:00

res_counter.c

Memory Resource Controller use strstrip while parsing arguments

2008-03-04 16:35:09 -08:00

resource.c

[POWERPC] Add arch-specific walk_memory_remove() for 64-bit powerpc

2008-02-08 19:52:48 +11:00

rtmutex_common.h

Don't operate with pid_t in rtmutex tester

2008-02-08 09:22:41 -08:00

rtmutex-debug.c

Don't operate with pid_t in rtmutex tester

2008-02-08 09:22:41 -08:00

rtmutex-debug.h

[PATCH] lockdep: better lock debugging

2006-07-03 15:27:01 -07:00

rtmutex-tester.c

Driver core: change sysdev classes to use dynamic kobject names

2008-01-24 20:40:40 -08:00

rtmutex.c

hrtimer: more hrtimer_init_sleeper() fallout.

2008-02-13 15:45:36 +01:00

rtmutex.h

[PATCH] lockdep: better lock debugging

2006-07-03 15:27:01 -07:00

rwsem.c

sched: mark rwsem functions as __sched for wchan/profiling

2007-12-18 15:21:13 +01:00

sched_debug.c

sched: improve affine wakeups

2008-03-19 04:27:53 +01:00

sched_fair.c

sched: cleanup old and rarely used 'debug' features.

2008-03-21 16:43:47 +01:00

sched_idletask.c

sched: high-res preemption tick

2008-01-25 21:08:29 +01:00

sched_rt.c

sched: balance RT task resched only on runqueue

2008-03-07 16:43:00 +01:00

sched_stats.h

sched: clean up kernel/sched_stat.h

2007-11-28 15:52:56 +01:00

sched.c

sched: add arch_update_cpu_topology hook.

2008-03-21 16:43:48 +01:00

seccomp.c

make seccomp zerocost in schedule

2007-07-16 09:05:50 -07:00

signal.c

freezer vs stopped or traced

2008-03-04 07:59:54 -08:00

softirq.c

rcu: add support for dynamic ticks and preempt rcu

2008-02-29 18:46:50 +01:00

softlockup.c

softlockup: fix task state setting

2008-02-29 18:46:53 +01:00

spinlock.c

spinlock: lockbreak cleanup

2008-01-30 13:31:20 +01:00

srcu.c

make srcu_readers_active() static

2008-02-06 10:41:02 -08:00

stacktrace.c

[PATCH] lockdep: stacktrace subsystem, core

2006-07-03 15:27:02 -07:00

stop_machine.c

stopmachine: semaphore to mutex

2008-02-06 10:41:08 -08:00

sys_ni.c

timerfd: new timerfd API

2008-02-05 09:44:07 -08:00

sys.c

Pidns: make full use of xxx_vnr() calls

2008-02-08 09:22:29 -08:00

sysctl_check.c

constify tables in kernel/sysctl_check.c

2008-02-08 09:22:31 -08:00

sysctl.c

sched: revert load_balance_monitor() changes

2008-03-04 17:54:06 +01:00

taskstats.c

kernel/taskstats.c: fix bogus nlmsg_free()

2007-11-14 18:45:44 -08:00

test_kprobes.c

kprobes: kretprobe user entry-handler

2008-02-06 10:41:11 -08:00

time.c

avoid overflows in kernel/time.c

2008-02-08 09:22:39 -08:00

timeconst.pl

timeconst.pl: correct reversal of USEC_TO_HZ and HZ_TO_USEC

2008-02-12 14:29:26 -08:00

timer.c

kernel: remove fastcall in kernel/*

2008-02-08 09:22:31 -08:00

tsacct.c

Add scaled time to taskstats based process accounting

2007-10-18 14:37:28 -07:00

uid16.c

header cleaning: don't include smp_lock.h when not used

2007-05-08 11:15:07 -07:00

user_namespace.c

namespaces: cleanup the code managed with the USER_NS option

2008-02-08 09:22:23 -08:00

user.c

sched: rt-group: make rt groups scheduling configurable

2008-02-13 15:45:40 +01:00

utsname_sysctl.c

Isolate the UTS namespace's domainname and hostname back

2007-11-29 09:24:53 -08:00

utsname.c

Fix UTS corruption during clone(CLONE_NEWUTS)

2007-09-19 11:24:17 -07:00

wait.c

kernel: remove fastcall in kernel/*

2008-02-08 09:22:31 -08:00

workqueue.c

workqueue: make delayed_work_timer_fn() static

2008-02-08 09:22:37 -08:00