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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 18:14:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 18:14:34 -0700
commiteb04f2f04ed1227c266b3219c0aaeda525639718 (patch)
tree7f224483a3cd0e439cd64a8666ec9dc5ed178a3d /lib/Kconfig.debug
parent5765040ebfc9a28d9dcfaaaaf3d25840d922de96 (diff)
parent80d02085d99039b3b7f3a73c8896226b0cb1ba07 (diff)
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Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (78 commits) Revert "rcu: Decrease memory-barrier usage based on semi-formal proof" net,rcu: convert call_rcu(prl_entry_destroy_rcu) to kfree batman,rcu: convert call_rcu(softif_neigh_free_rcu) to kfree_rcu batman,rcu: convert call_rcu(neigh_node_free_rcu) to kfree() batman,rcu: convert call_rcu(gw_node_free_rcu) to kfree_rcu net,rcu: convert call_rcu(kfree_tid_tx) to kfree_rcu() net,rcu: convert call_rcu(xt_osf_finger_free_rcu) to kfree_rcu() net/mac80211,rcu: convert call_rcu(work_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(wq_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu() perf,rcu: convert call_rcu(swevent_hlist_release_rcu) to kfree_rcu() perf,rcu: convert call_rcu(free_ctx) to kfree_rcu() net,rcu: convert call_rcu(__nf_ct_ext_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(net_generic_release) to kfree_rcu() net,rcu: convert call_rcu(netlbl_unlhsh_free_addr6) to kfree_rcu() net,rcu: convert call_rcu(netlbl_unlhsh_free_addr4) to kfree_rcu() security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu() net,rcu: convert call_rcu(xps_dev_maps_release) to kfree_rcu() net,rcu: convert call_rcu(xps_map_release) to kfree_rcu() net,rcu: convert call_rcu(rps_map_release) to kfree_rcu() ...
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug32
1 files changed, 3 insertions, 29 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 9b1707b5f646..10ef61981149 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -352,7 +352,7 @@ config DEBUG_OBJECTS_WORK
config DEBUG_OBJECTS_RCU_HEAD
bool "Debug RCU callbacks objects"
- depends on DEBUG_OBJECTS && PREEMPT
+ depends on DEBUG_OBJECTS
help
Enable this to turn on debugging of RCU list heads (call_rcu() usage).
@@ -890,22 +890,9 @@ config RCU_TORTURE_TEST_RUNNABLE
Say N here if you want the RCU torture tests to start only
after being manually enabled via /proc.
-config RCU_CPU_STALL_DETECTOR
- bool "Check for stalled CPUs delaying RCU grace periods"
- depends on TREE_RCU || TREE_PREEMPT_RCU
- default y
- help
- This option causes RCU to printk information on which
- CPUs are delaying the current grace period, but only when
- the grace period extends for excessive time periods.
-
- Say N if you want to disable such checks.
-
- Say Y if you are unsure.
-
config RCU_CPU_STALL_TIMEOUT
int "RCU CPU stall timeout in seconds"
- depends on RCU_CPU_STALL_DETECTOR
+ depends on TREE_RCU || TREE_PREEMPT_RCU
range 3 300
default 60
help
@@ -914,22 +901,9 @@ config RCU_CPU_STALL_TIMEOUT
RCU grace period persists, additional CPU stall warnings are
printed at more widely spaced intervals.
-config RCU_CPU_STALL_DETECTOR_RUNNABLE
- bool "RCU CPU stall checking starts automatically at boot"
- depends on RCU_CPU_STALL_DETECTOR
- default y
- help
- If set, start checking for RCU CPU stalls immediately on
- boot. Otherwise, RCU CPU stall checking must be manually
- enabled.
-
- Say Y if you are unsure.
-
- Say N if you wish to suppress RCU CPU stall checking during boot.
-
config RCU_CPU_STALL_VERBOSE
bool "Print additional per-task information for RCU_CPU_STALL_DETECTOR"
- depends on RCU_CPU_STALL_DETECTOR && TREE_PREEMPT_RCU
+ depends on TREE_PREEMPT_RCU
default y
help
This option causes RCU to printk detailed per-task information