linux-stable/kernel
Peter Zijlstra 0f139300c9 perf: Ensure that IOC_OUTPUT isn't used to create multi-writer buffers
Since we want to ensure buffers only have a single
writer, we must avoid creating one with multiple.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <20100521090710.528215873@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-05-21 11:37:57 +02:00
..
gcov
irq
power PM / Hibernate: user.c, fix SNAPSHOT_SET_SWAP_AREA handling 2010-04-10 22:28:56 +02:00
time sched: Intoduce get_cpu_iowait_time_us() 2010-05-09 19:35:27 +02:00
trace perf, trace: Optimize tracepoints by using per-tracepoint-per-cpu hlist to track events 2010-05-21 11:37:56 +02:00
.gitignore
acct.c bsdacct: use del_timer_sync() in acct_exit_ns() 2010-05-11 17:33:42 -07:00
async.c
audit.c
audit.h
audit_tree.c
audit_watch.c
auditfilter.c
auditsc.c
backtracetest.c
bounds.c
capability.c
cgroup.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:27:54 -07:00
cgroup_freezer.c rcu: Fix RCU lockdep splat on freezer_fork path 2010-04-30 12:03:17 +02:00
compat.c
configs.c
cpu.c stop_machine: reimplement using cpu_stop 2010-05-06 18:49:20 +02:00
cpuset.c
cred.c Merge commit 'v2.6.34-rc6' into sched/core 2010-05-07 11:27:54 +02:00
delayacct.c
dma.c
early_res.c
elfcore.c
exec_domain.c
exit.c Merge branch 'linus' into sched/core 2010-04-15 09:36:16 +02:00
extable.c
fork.c Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:19:03 -07:00
freezer.c
futex.c
futex_compat.c
groups.c
hrtimer.c
hung_task.c
hw_breakpoint.c hw_breakpoints: Fix percpu build failure 2010-05-04 08:39:36 +02:00
itimer.c
kallsyms.c
Kconfig.freezer
Kconfig.hz
Kconfig.locks
Kconfig.preempt
kexec.c kexec: fix OOPS in crash_kernel_shrink 2010-05-11 17:33:42 -07:00
kfifo.c
kgdb.c
kmod.c
kprobes.c kprobes: Move enable/disable_kprobe() out from debugfs code 2010-05-08 18:08:30 +02:00
ksysfs.c
kthread.c
latencytop.c
lockdep.c Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:19:03 -07:00
lockdep_internals.h lockdep: No need to disable preemption in debug atomic ops 2010-05-04 05:38:16 +02:00
lockdep_proc.c
lockdep_states.h
Makefile cpu_stop: add dummy implementation for UP 2010-05-08 17:12:33 +02:00
module.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:27:54 -07:00
mutex-debug.c
mutex-debug.h
mutex.c
mutex.h
notifier.c
ns_cgroup.c
nsproxy.c
padata.c
panic.c
params.c
perf_event.c perf: Ensure that IOC_OUTPUT isn't used to create multi-writer buffers 2010-05-21 11:37:57 +02:00
pid.c
pid_namespace.c
pm_qos_params.c
posix-cpu-timers.c
posix-timers.c
printk.c
profile.c profile: fix stats and data leakage 2010-05-14 19:45:06 -07:00
ptrace.c Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:19:03 -07:00
range.c
rcupdate.c rcu: slim down rcutiny by removing rcu_scheduler_active and friends 2010-05-10 11:08:34 -07:00
rcutiny.c rcu: remove all rcu head initializations, except on_stack initializations 2010-05-11 16:10:47 -07:00
rcutiny_plugin.h rcu: slim down rcutiny by removing rcu_scheduler_active and friends 2010-05-10 11:08:34 -07:00
rcutorture.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:27:54 -07:00
rcutree.c rcu: remove all rcu head initializations, except on_stack initializations 2010-05-11 16:10:47 -07:00
rcutree.h rcu: reduce the number of spurious RCU_SOFTIRQ invocations 2010-05-10 11:08:35 -07:00
rcutree_plugin.h rcu: remove all rcu head initializations, except on_stack initializations 2010-05-11 16:10:47 -07:00
rcutree_trace.c rcu: reduce the number of spurious RCU_SOFTIRQ invocations 2010-05-10 11:08:35 -07:00
relay.c
res_counter.c
resource.c
rtmutex-debug.c
rtmutex-debug.h
rtmutex-tester.c
rtmutex.c
rtmutex.h
rtmutex_common.h
rwsem.c
sched.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:27:54 -07:00
sched_clock.c
sched_cpupri.c
sched_cpupri.h
sched_debug.c Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:27:54 -07:00
sched_fair.c sched: replace migration_thread with cpu_stop 2010-05-06 18:49:21 +02:00
sched_features.h
sched_idletask.c sched: Cure load average vs NO_HZ woes 2010-04-23 11:02:02 +02:00
sched_rt.c
sched_stats.h
seccomp.c
semaphore.c
signal.c
slow-work-debugfs.c
slow-work.c
slow-work.h
smp.c
softirq.c rcu: refactor RCU's context-switch handling 2010-05-10 11:08:33 -07:00
softlockup.c
spinlock.c
srcu.c
stacktrace.c
stop_machine.c stop_machine: Move local variable closer to the usage site in cpu_stop_cpu_callback() 2010-05-18 00:17:44 +02:00
sys.c kernel/sys.c: fix compat uname machine 2010-04-24 11:31:24 -07:00
sys_ni.c
sysctl.c
sysctl_binary.c
sysctl_check.c
taskstats.c
test_kprobes.c
time.c
timeconst.pl
timer.c
tracepoint.c
tsacct.c
uid16.c
up.c
user-return-notifier.c
user.c sched: Remove a stale comment 2010-05-10 08:48:39 +02:00
user_namespace.c
utsname.c
utsname_sysctl.c
wait.c
workqueue.c workqueue: flush_delayed_work: keep the original workqueue for re-queueing 2010-04-30 07:24:51 +02:00