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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2009-06-25 09:08:18 -0700
committerIngo Molnar <mingo@elte.hu>2009-07-03 10:02:29 +0200
commit240ebbf81f149b11a31e060ebe5ee51a3c775360 (patch)
treed8aa6601bd789991588e467bf734d40df36e1317 /Documentation/RCU/whatisRCU.txt
parent0acc512cb1a29636df5e982c7d845edafe77c2d0 (diff)
downloadlinux-linaro-android-240ebbf81f149b11a31e060ebe5ee51a3c775360.tar.gz
rcu: Add synchronize_sched_expedited() rcutorture doc + updates
This patch updates the rcutorture documentation to include updated output format. It also brings the RCU documentation up to date. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: akpm@linux-foundation.org Cc: torvalds@linux-foundation.org Cc: davem@davemloft.net Cc: dada1@cosmosbay.com Cc: zbr@ioremap.net Cc: jeff.chua.linux@gmail.com Cc: paulus@samba.org Cc: laijs@cn.fujitsu.com Cc: jengelh@medozas.de Cc: r000n@r000n.net Cc: benh@kernel.crashing.org Cc: mathieu.desnoyers@polymtl.ca LKML-Reference: <12459460983193-git-send-email-> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/RCU/whatisRCU.txt')
-rw-r--r--Documentation/RCU/whatisRCU.txt14
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/RCU/whatisRCU.txt b/Documentation/RCU/whatisRCU.txt
index 96170824a71..97ded2432c5 100644
--- a/Documentation/RCU/whatisRCU.txt
+++ b/Documentation/RCU/whatisRCU.txt
@@ -785,6 +785,7 @@ RCU pointer/list traversal:
rcu_dereference
list_for_each_entry_rcu
hlist_for_each_entry_rcu
+ hlist_nulls_for_each_entry_rcu
list_for_each_continue_rcu (to be deprecated in favor of new
list_for_each_entry_continue_rcu)
@@ -807,19 +808,23 @@ RCU: Critical sections Grace period Barrier
rcu_read_lock synchronize_net rcu_barrier
rcu_read_unlock synchronize_rcu
+ synchronize_rcu_expedited
call_rcu
bh: Critical sections Grace period Barrier
rcu_read_lock_bh call_rcu_bh rcu_barrier_bh
- rcu_read_unlock_bh
+ rcu_read_unlock_bh synchronize_rcu_bh
+ synchronize_rcu_bh_expedited
sched: Critical sections Grace period Barrier
- [preempt_disable] synchronize_sched rcu_barrier_sched
- [and friends] call_rcu_sched
+ rcu_read_lock_sched synchronize_sched rcu_barrier_sched
+ rcu_read_unlock_sched call_rcu_sched
+ [preempt_disable] synchronize_sched_expedited
+ [and friends]
SRCU: Critical sections Grace period Barrier
@@ -827,6 +832,9 @@ SRCU: Critical sections Grace period Barrier
srcu_read_lock synchronize_srcu N/A
srcu_read_unlock
+SRCU: Initialization/cleanup
+ init_srcu_struct
+ cleanup_srcu_struct
See the comment headers in the source code (or the docbook generated
from them) for more information.