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authorLinus Torvalds <torvalds@linux-foundation.org>2015-02-09 14:28:42 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-09 14:28:42 -0800
commit23e8fe2e16587494268510c1bc9f6952f50f0311 (patch)
tree32618fbd16f87ea39c303021479eaac336bb815a /lib/Kconfig.debug
parent30d46827c2744f56bb31460007f2d16455f10720 (diff)
parentf49028292c13b958fdf4f36c8cc8119d0dde187b (diff)
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op-kernel-dev-23e8fe2e16587494268510c1bc9f6952f50f0311.tar.gz
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RCU updates from Ingo Molnar: "The main RCU changes in this cycle are: - Documentation updates. - Miscellaneous fixes. - Preemptible-RCU fixes, including fixing an old bug in the interaction of RCU priority boosting and CPU hotplug. - SRCU updates. - RCU CPU stall-warning updates. - RCU torture-test updates" * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (54 commits) rcu: Initialize tiny RCU stall-warning timeouts at boot rcu: Fix RCU CPU stall detection in tiny implementation rcu: Add GP-kthread-starvation checks to CPU stall warnings rcu: Make cond_resched_rcu_qs() apply to normal RCU flavors rcu: Optionally run grace-period kthreads at real-time priority ksoftirqd: Use new cond_resched_rcu_qs() function ksoftirqd: Enable IRQs and call cond_resched() before poking RCU rcutorture: Add more diagnostics in rcu_barrier() test failure case torture: Flag console.log file to prevent holdovers from earlier runs torture: Add "-enable-kvm -soundhw pcspk" to qemu command line rcutorture: Handle different mpstat versions rcutorture: Check from beginning to end of grace period rcu: Remove redundant rcu_batches_completed() declaration rcutorture: Drop rcu_torture_completed() and friends rcu: Provide rcu_batches_completed_sched() for TINY_RCU rcutorture: Use unsigned for Reader Batch computations rcutorture: Make build-output parsing correctly flag RCU's warnings rcu: Make _batches_completed() functions return unsigned long rcutorture: Issue warnings on close calls due to Reader Batch blows documentation: Fix smp typo in memory-barriers.txt ...
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 5f2ce61..a2ca213 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1215,6 +1215,7 @@ config RCU_TORTURE_TEST
tristate "torture tests for RCU"
depends on DEBUG_KERNEL
select TORTURE_TEST
+ select SRCU
default n
help
This option provides a kernel module that runs torture tests
@@ -1257,7 +1258,7 @@ config RCU_CPU_STALL_TIMEOUT
config RCU_CPU_STALL_INFO
bool "Print additional diagnostics on RCU CPU stall"
depends on (TREE_RCU || PREEMPT_RCU) && DEBUG_KERNEL
- default n
+ default y
help
For each stalled CPU that is aware of the current RCU grace
period, print out additional per-CPU diagnostic information
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