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Mike Galbraith 0a582440ff sched: fix sched_slice() 
Impact: fix bad-interactivity buglet

Fix sched_slice() to emit a sane result whether a task is currently
enqueued or not.

Signed-off-by: Mike Galbraith <efault@gmx.de>
Tested-by: Jayson King <dev@jaysonking.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

 kernel/sched_fair.c |   30 ++++++++++++------------------
 1 file changed, 12 insertions(+), 18 deletions(-)
2009-01-02 17:10:43 +01:00
..
irq
Merge branch 'irq-fixes-for-linus-4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-31 09:00:59 -08:00
power
Merge branches 'tracing/ftrace', 'tracing/ring-buffer' and 'tracing/urgent' into tracing/core
2008-12-19 09:42:40 +01:00
time
Merge branches 'timers/clocksource', 'timers/hpet', 'timers/hrtimers', 'timers/nohz', 'timers/ntp', 'timers/posixtimers' and 'timers/rtc' into timers/core
2008-12-25 18:02:25 +01:00
trace
tracing: removed duplicated #include
2008-12-30 17:35:40 -08:00
.gitignore
…
acct.c
CRED: Wrap task credential accesses in the core kernel
2008-11-14 10:39:12 +11:00
audit_tree.c
Fix inotify watch removal/umount races
2008-11-15 12:26:44 -08:00
audit.c
[PATCH] fix broken timestamps in AVC generated by kernel threads
2008-12-09 02:27:41 -05:00
audit.h
…
auditfilter.c
Fix inotify watch removal/umount races
2008-11-15 12:26:44 -08:00
auditsc.c
Merge branch 'next' into for-linus
2008-12-25 11:40:09 +11:00
backtracetest.c
…
bounds.c
…
capability.c
CRED: Inaugurate COW credentials
2008-11-14 10:39:23 +11:00
cgroup_debug.c
…
cgroup_freezer.c
freezer_cg: disable writing freezer.state of root cgroup
2008-11-12 17:17:16 -08:00
cgroup.c
Merge branch 'next' into for-linus
2008-12-25 11:40:09 +11:00
compat.c
…
configs.c
…
cpu.c
cpuinit fixes in kernel/*
2008-11-30 10:03:37 -08:00
cpuset.c
sched, cpusets: fix warning in kernel/cpuset.c
2008-11-29 20:39:29 +01:00
cred-internals.h
CRED: Inaugurate COW credentials
2008-11-14 10:39:23 +11:00
cred.c
User namespaces: set of cleanups (v2)
2008-11-24 18:57:41 -05:00
delayacct.c
schedstat: consolidate per-task cpu runtime stats
2008-12-18 13:54:01 +01:00
dma-coherent.c
…
dma.c
…
exec_domain.c
proc: move /proc/execdomains to kernel/exec_domain.c
2008-10-23 14:30:41 +04:00
exit.c
Merge branch 'for-2.6.29' of git://git.kernel.dk/linux-2.6-block
2008-12-30 17:20:05 -08:00
extable.c
Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:10:19 -08:00
fork.c
aio: make the lookup_ioctx() lockless
2008-12-29 08:29:50 +01:00
freezer.c
freezer_cg: use thaw_process() in unfreeze_cgroup()
2008-10-30 11:38:45 -07:00
futex_compat.c
CRED: Use RCU to access another task's creds and to release a task's own creds
2008-11-14 10:39:19 +11:00
futex.c
Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:10:19 -08:00
hrtimer.c
Merge branch 'irq-fixes-for-linus-4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-31 09:00:59 -08:00
itimer.c
…
kallsyms.c
allow stripping of generated symbols under CONFIG_KALLSYMS_ALL
2008-12-19 22:47:10 +01:00
Kconfig.freezer
…
Kconfig.hz
…
Kconfig.preempt
rcu: provide RCU options on non-preempt architectures too
2008-12-25 09:31:28 +01:00
kexec.c
…
kfifo.c
…
kgdb.c
…
kmod.c
CRED: Inaugurate COW credentials
2008-11-14 10:39:23 +11:00
kprobes.c
kernel/kprobes.c: don't pad kretprobe_table_locks[] on uniprocessor builds
2008-11-12 17:17:17 -08:00
ksysfs.c
…
kthread.c
tracepoints: add DECLARE_TRACE() and DEFINE_TRACE()
2008-11-16 09:01:36 +01:00
latencytop.c
KSYM_SYMBOL_LEN fixes
2008-12-10 08:01:54 -08:00
lockdep_internals.h
…
lockdep_proc.c
…
lockdep.c
Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:10:19 -08:00
Makefile
Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:10:19 -08:00
marker.c
markers/tracpoints: fix non-modular build
2008-11-16 09:52:03 +01:00
module.c
tracing/function-graph-tracer: introduce __notrace_funcgraph to filter special functions
2008-12-08 15:11:44 +01:00
mutex-debug.c
…
mutex-debug.h
…
mutex.c
mutex: __used is needed for function referenced only from inline asm
2008-11-24 10:00:28 +01:00
mutex.h
…
notifier.c
Merge commit 'v2.6.28-rc6' into core/debug
2008-11-26 08:22:50 +01:00
ns_cgroup.c
…
nsproxy.c
User namespaces: set of cleanups (v2)
2008-11-24 18:57:41 -05:00
panic.c
Merge branch 'core/debug' into core/core
2008-12-25 13:53:11 +01:00
params.c
Fix compile warning in kernel/params.c
2008-10-23 12:09:00 -07:00
pid_namespace.c
…
pid.c
…
pm_qos_params.c
…
posix-cpu-timers.c
Merge commit 'v2.6.28' into core/core
2008-12-25 13:51:46 +01:00
posix-timers.c
Merge branches 'timers/clocksource', 'timers/hpet', 'timers/hrtimers', 'timers/nohz', 'timers/ntp', 'timers/posixtimers' and 'timers/rtc' into timers/core
2008-12-25 18:02:25 +01:00
printk.c
printk: fix discarding message when recursion_bug
2008-12-19 22:52:47 +01:00
profile.c
Merge commit 'v2.6.28-rc7' into tracing/core
2008-12-04 09:07:19 +01:00
ptrace.c
Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-28 12:21:10 -08:00
rcuclassic.c
rcu: make rcu-stall debug printout more standard
2008-11-03 18:34:55 +01:00
rcupdate.c
…
rcupreempt_trace.c
"Tree RCU": scalable classic RCU implementation
2008-12-18 21:56:04 +01:00
rcupreempt.c
"Tree RCU": scalable classic RCU implementation
2008-12-18 21:56:04 +01:00
rcutorture.c
rcu: fix rcutorture behavior during reboot
2008-12-17 00:04:40 +01:00
rcutree_trace.c
"Tree RCU": scalable classic RCU implementation
2008-12-18 21:56:04 +01:00
rcutree.c
"Tree RCU": scalable classic RCU implementation
2008-12-18 21:56:04 +01:00
relay.c
relayfs: fix infinite loop with splice()
2008-12-10 08:01:52 -08:00
res_counter.c
…
resource.c
resources: skip sanity check of busy resources
2008-12-16 23:30:49 +01:00
rtmutex_common.h
…
rtmutex-debug.c
…
rtmutex-debug.h
…
rtmutex-tester.c
…
rtmutex.c
…
rtmutex.h
…
rwsem.c
…
sched_clock.c
Revert "sched_clock: prevent scd->clock from moving backwards"
2008-12-14 16:23:17 -08:00
sched_cpupri.c
…
sched_cpupri.h
…
sched_debug.c
sched: add uid information to sched_debug for CONFIG_USER_SCHED
2008-12-01 20:39:50 +01:00
sched_fair.c
sched: fix sched_slice()
2009-01-02 17:10:43 +01:00
sched_features.h
sched: backward looking buddy
2008-11-05 10:30:14 +01:00
sched_idletask.c
sched: add CONFIG_SMP consistency
2008-10-22 10:01:52 +02:00
sched_rt.c
Merge branch 'sched/urgent'; commit 'v2.6.28' into sched/core
2008-12-25 13:42:23 +01:00
sched_stats.h
schedstat: consolidate per-task cpu runtime stats
2008-12-18 13:54:01 +01:00
sched.c
Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:16:21 -08:00
seccomp.c
…
semaphore.c
…
signal.c
Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-28 12:21:10 -08:00
smp.c
generic-ipi: fix the smp_mb() placement
2008-11-06 08:41:56 +01:00
softirq.c
Merge branch 'irq-fixes-for-linus-4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-31 09:00:59 -08:00
softlockup.c
Merge commit 'v2.6.28' into core/core
2008-12-25 13:51:46 +01:00
spinlock.c
…
srcu.c
…
stacktrace.c
stacktrace: provide save_stack_trace_tsk() weak alias
2008-12-25 11:44:43 +01:00
stop_machine.c
stop_machine: fix race with return value (fixes Bug #11989)
2008-11-16 15:09:52 -08:00
sys_ni.c
reintroduce accept4
2008-11-19 18:49:57 -08:00
sys.c
Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-30 16:10:19 -08:00
sysctl_check.c
[XFS] remove restricted chown parameter from xfs linux
2008-10-30 18:30:09 +11:00
sysctl.c
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
2008-12-28 20:19:47 -08:00
taskstats.c
…
test_kprobes.c
…
time.c
…
timeconst.pl
…
timer.c
Merge branch 'master' into next
2008-11-14 11:29:12 +11:00
tracepoint.c
markers/tracpoints: fix non-modular build
2008-11-16 09:52:03 +01:00
tsacct.c
CRED: Use RCU to access another task's creds and to release a task's own creds
2008-11-14 10:39:19 +11:00
uid16.c
CRED: Wrap current->cred and a few other accessors
2008-11-14 10:39:18 +11:00
user_namespace.c
User namespaces: set of cleanups (v2)
2008-11-24 18:57:41 -05:00
user.c
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
2008-12-28 12:27:58 -08:00
utsname_sysctl.c
…
utsname.c
…
wait.c
…
workqueue.c
Merge branch 'master' into next
2008-11-14 11:29:12 +11:00