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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 16:45:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 16:45:02 -0700
commitbdc7ccfc0631797636837b10df7f87bc1e2e4ae3 (patch)
tree70f09f8ffee07486d41ca254b8abb05692713d1e /lib
parent4d4abdcb1dee03a4f9d6d2021622ed07e14dfd17 (diff)
parent0f3171438fc917b9f6b8b60dbb7a3fff9a0f68fd (diff)
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (24 commits) sched: Cleanup duplicate local variable in [enqueue|dequeue]_task_fair sched: Replace use of entity_key() sched: Separate group-scheduling code more clearly sched: Reorder root_domain to remove 64 bit alignment padding sched: Do not attempt to destroy uninitialized rt_bandwidth sched: Remove unused function cpu_cfs_rq() sched: Fix (harmless) typo 'CONFG_FAIR_GROUP_SCHED' sched, cgroup: Optimize load_balance_fair() sched: Don't update shares twice on on_rq parent sched: update correct entity's runtime in check_preempt_wakeup() xtensa: Use generic config PREEMPT definition h8300: Use generic config PREEMPT definition m32r: Use generic PREEMPT config sched: Skip autogroup when looking for all rt sched groups sched: Simplify mutex_spin_on_owner() sched: Remove rcu_read_lock() from wake_affine() sched: Generalize sleep inside spinlock detection sched: Make sleeping inside spinlock detection working in !CONFIG_PREEMPT sched: Isolate preempt counting in its own config option sched: Remove pointless in_atomic() definition check ...
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug9
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 9c28fa4202f..c0cb9c4bc46 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -648,12 +648,15 @@ config TRACE_IRQFLAGS
Enables hooks to interrupt enabling and disabling for
either tracing or lock debugging.
-config DEBUG_SPINLOCK_SLEEP
- bool "Spinlock debugging: sleep-inside-spinlock checking"
+config DEBUG_ATOMIC_SLEEP
+ bool "Sleep inside atomic section checking"
+ select PREEMPT_COUNT
depends on DEBUG_KERNEL
help
If you say Y here, various routines which may sleep will become very
- noisy if they are called with a spinlock held.
+ noisy if they are called inside atomic sections: when a spinlock is
+ held, inside an rcu read side critical section, inside preempt disabled
+ sections, inside an interrupt, etc...
config DEBUG_LOCKING_API_SELFTESTS
bool "Locking API boot-time self-tests"