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Paul E. McKenney 675da67f24 rcu: Fixes to NO_HZ_FULL sysidle accounting 
On second and subsequent passes through quiescent-state forcing, the
isidle variable was initialized to false, which would prevent full sysidle
state from being reached if a grace period needed more than one round
of quiescent-state forcing (which most should not).  However, the check
for offline CPUs in the quiescent-state forcing main loop had the wrong
sense, which could prevent CPUs from ever entering full sysidle state.

This commit fixes both of these bugs.  Given that sysidle is not yet
wired up, this has no effect in old kernels, but might have proven
frustrating had anyone attempted to wire it up.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
2015-02-26 12:11:03 -08:00
..
bpf
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2015-01-27 13:55:36 -08:00
configs
x86: Add "make tinyconfig" to configure the tiniest possible kernel
2014-08-08 16:30:24 -07:00
debug
debug: prevent entering debug mode on panic/exception.
2015-02-19 12:39:03 -06:00
events
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-16 14:58:12 -08:00
gcov
kbuild,gcov: simplify kernel/gcov/Makefile more
2015-01-09 17:25:44 +01:00
irq
Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-16 15:20:40 -08:00
livepatch
livepatch: add missing newline to error message
2015-02-06 21:28:35 +01:00
locking
Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-21 10:45:03 -08:00
power
PM / sleep: Re-implement suspend-to-idle handling
2015-02-13 23:49:36 +01:00
printk
KGDB/KDB New:
2015-02-20 15:13:29 -08:00
rcu
rcu: Fixes to NO_HZ_FULL sysidle accounting
2015-02-26 12:11:03 -08:00
sched
Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-21 10:40:02 -08:00
time
Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-21 11:05:22 -08:00
trace
tracing: use %*pb[l] to print bitmaps including cpumasks and nodemasks
2015-02-13 21:21:37 -08:00
.gitignore
…
acct.c
new fs_pin killing logics
2015-01-25 23:17:28 -05:00
async.c
kernel/async.c: switch to pr_foo()
2014-10-09 22:26:04 -04:00
audit_tree.c
fsnotify: unify inode and mount marks handling
2014-12-13 12:42:53 -08:00
audit_watch.c
audit: invalid op= values for rules
2014-09-23 16:37:53 -04:00
audit.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2014-12-30 10:45:47 -08:00
audit.h
audit: replace getname()/putname() hacks with reference counters
2015-01-23 00:23:58 -05:00
auditfilter.c
Merge branch 'upstream' of git://git.infradead.org/users/pcmoore/audit
2015-02-11 20:07:47 -08:00
auditsc.c
Merge branch 'getname2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2015-02-17 15:27:47 -08:00
backtracetest.c
kernel/backtracetest.c: replace no level printk by pr_info()
2014-06-04 16:54:14 -07:00
bounds.c
page-cgroup: get rid of NR_PCG_FLAGS
2014-08-08 15:57:18 -07:00
capability.c
CAPABILITIES: remove undefined caps from all processes
2014-07-24 21:53:47 +10:00
cgroup_freezer.c
cgroup: rename cgroup_subsys->base_cftypes to ->legacy_cftypes
2014-07-15 11:05:09 -04:00
cgroup.c
kernfs: remove KERNFS_STATIC_NAME
2015-02-13 21:21:36 -08:00
compat.c
all arches, signal: move restart_block to struct task_struct
2015-02-12 18:54:12 -08:00
configs.c
…
context_tracking.c
sched: stop the unbound recursion in preempt_schedule_context()
2014-10-28 10:46:05 +01:00
cpu_pm.c
…
cpu.c
hotplugcpu: Avoid deadlocks by waking active_writer
2015-01-06 11:01:14 -08:00
cpuset.c
cpuset: use %*pb[l] to print bitmaps including cpumasks and nodemasks
2015-02-13 21:21:37 -08:00
crash_dump.c
crash_dump: Make is_kdump_kernel() accessible from modules
2014-08-25 15:42:19 -07:00
cred.c
…
delayacct.c
delayacct: Remove braindamaged type conversions
2014-07-23 10:18:06 -07:00
dma.c
…
elfcore.c
…
exec_domain.c
kernel/exec_domain.c: code clean-up
2014-06-04 16:54:15 -07:00
exit.c
oom, PM: make OOM detection in the freezer path raceless
2015-02-11 17:06:03 -08:00
extable.c
ftrace/x86/extable: Add is_ftrace_trampoline() function
2014-11-19 15:25:26 -05:00
fork.c
mm: do not use mm->nr_pmds on !MMU configurations
2015-02-12 18:54:10 -08:00
freezer.c
freezer: remove obsolete comments in __thaw_task()
2014-10-21 23:44:20 +02:00
futex_compat.c
compat: Get rid of (get|put)_compat_time(val|spec)
2014-02-02 14:09:12 -08:00
futex.c
all arches, signal: move restart_block to struct task_struct
2015-02-12 18:54:12 -08:00
groups.c
userns: Don't allow setgroups until a gid mapping has been setablished
2014-12-09 16:58:40 -06:00
hung_task.c
kernel/hung_task.c: convert simple_strtoul to kstrtouint
2014-06-04 16:54:15 -07:00
irq_work.c
percpu: Convert remaining __get_cpu_var uses in 3.18-rcX
2014-10-29 11:18:18 -04:00
jump_label.c
…
kallsyms.c
kernel/kallsyms.c: use __seq_open_private()
2014-10-14 02:18:16 +02:00
kcmp.c
kcmp: fix standard comparison bug
2014-09-10 15:42:12 -07:00
Kconfig.freezer
…
Kconfig.hz
…
Kconfig.locks
locking/mcs: Better differentiate between MCS variants
2015-01-14 15:07:32 +01:00
Kconfig.preempt
…
kexec.c
kexec: simplify conditional
2015-02-17 14:34:51 -08:00
kmod.c
usermodehelper: kill the kmod_thread_locker logic
2014-12-10 17:41:17 -08:00
kprobes.c
kprobes: makes kprobes/enabled works correctly for optimized kprobes.
2015-02-13 21:21:42 -08:00
ksysfs.c
kobject: Make support for uevent_helper optional.
2014-04-25 12:00:49 -07:00
kthread.c
kernel/kthread.c: partial revert of 81c98869faa5 ("kthread: ensure locality of task_struct allocations")
2014-10-09 22:25:51 -04:00
latencytop.c
kernel/latencytop.c: convert seq_printf to seq_puts
2014-06-04 16:54:15 -07:00
Makefile
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
2015-02-11 20:25:11 -08:00
module_signing.c
…
module-internal.h
…
module.c
kernel/module.c: do not inline do_init_module()
2015-02-17 14:34:53 -08:00
notifier.c
rcu: Make SRCU optional by using CONFIG_SRCU
2015-01-06 11:04:29 -08:00
nsproxy.c
bury struct proc_ns in fs/proc
2014-12-04 14:34:54 -05:00
padata.c
padata: use %*pb[l] to print bitmaps including cpumasks and nodemasks
2015-02-13 21:21:38 -08:00
panic.c
livepatch: kernel: add TAINT_LIVEPATCH
2014-12-22 15:40:48 +01:00
params.c
param: fix uninitialized read with CONFIG_DEBUG_LOCK_ALLOC
2015-01-20 11:38:31 +10:30
pid_namespace.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2014-12-16 15:53:03 -08:00
pid.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2014-12-16 15:53:03 -08:00
profile.c
profile: use %*pb[l] to print bitmaps including cpumasks and nodemasks
2015-02-13 21:21:38 -08:00
ptrace.c
ptrace: remove linux/compat.h inclusion under CONFIG_COMPAT
2015-02-17 14:34:51 -08:00
range.c
kernel: avoid overflow in cmp_range
2015-01-17 10:02:23 +13:00
reboot.c
kernel: add support for kernel restart handler call chain
2014-09-26 00:00:06 -07:00
relay.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2014-04-12 14:49:50 -07:00
resource.c
resources: Move struct resource_list_entry from ACPI into resource core
2015-02-05 15:09:25 +01:00
seccomp.c
seccomp: cap SECCOMP_RET_ERRNO data to MAX_ERRNO
2015-02-17 14:34:55 -08:00
signal.c
signal: use current->state helpers
2015-02-17 14:34:51 -08:00
smp.c
Merge branch 'for-3.18-consistent-ops' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
2014-10-15 07:48:18 +02:00
smpboot.c
smpboot: Add missing get_online_cpus() in smpboot_register_percpu_thread()
2015-01-23 11:33:51 +01:00
smpboot.h
…
softirq.c
Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2015-02-09 15:24:03 -08:00
stacktrace.c
stacktrace: introduce snprint_stack_trace for buffer output
2014-12-13 12:42:48 -08:00
stop_machine.c
kernel/stop_machine.c: kernel-doc warning fix
2014-06-04 16:54:15 -07:00
sys_ni.c
syscalls: implement execveat() system call
2014-12-13 12:42:51 -08:00
sys.c
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
2015-02-21 19:41:38 -08:00
sysctl_binary.c
kernel: add panic_on_warn
2014-12-10 17:41:10 -08:00
sysctl.c
mm, hugetlb: remove unnecessary lower bound on sysctl handlers"?
2015-02-10 14:30:34 -08:00
system_certificates.S
…
system_keyring.c
KEYS: validate certificate trust only with builtin keys
2014-07-17 09:35:17 -04:00
task_work.c
…
taskstats.c
netlink: make nlmsg_end() and genlmsg_end() void
2015-01-18 01:03:45 -05:00
test_kprobes.c
kernel/test_kprobes.c: use current logging functions
2014-08-08 15:57:18 -07:00
torture.c
torture: Address race in module cleanup
2014-09-16 13:41:06 -07:00
tracepoint.c
tracing: syscall_regfunc() should not skip kernel threads
2014-06-21 00:15:26 -04:00
tsacct.c
sched: Make task->start_time nanoseconds based
2014-07-23 10:18:05 -07:00
uid16.c
groups: Consolidate the setgroups permission checks
2014-12-05 17:19:27 -06:00
up.c
smp: Rename __smp_call_function_single() to smp_call_function_single_async()
2014-02-24 14:47:15 -08:00
user_namespace.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2014-12-17 12:31:40 -08:00
user-return-notifier.c
scheduler: Replace __get_cpu_var with this_cpu_ptr
2014-08-26 13:45:45 -04:00
user.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2014-12-17 12:31:40 -08:00
utsname_sysctl.c
sysctl: convert use of typedef ctl_table to struct ctl_table
2014-06-06 16:08:16 -07:00
utsname.c
copy address of proc_ns_ops into ns_common
2014-12-04 14:34:47 -05:00
watchdog.c
kernel/sched/clock.c: add another clock for use with the soft lockup watchdog
2015-02-12 18:54:13 -08:00
workqueue_internal.h
workqueue: rename manager_mutex to attach_mutex
2014-05-20 10:59:32 -04:00
workqueue.c
workqueue: use %*pb[l] to format bitmaps including cpumasks and nodemasks
2015-02-13 21:21:37 -08:00