diff options
| author |   Himangi Saraogi <himangi774@gmail.com> | 2014-03-12 21:46:46 +0530 |
|---|---|---|
| committer |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2014-04-29 08:44:41 -0700 |
| commit | af952b919bf9e2cf3c4e839359cfd033d98aa011 (patch) | |
| tree | b89862c9419234d838c1de2177207c66f0735b69 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | rcu: Remove "extern" from function declaration in include/linux/rcupdate.h (diff) | |
| download | linux-dev-af952b919bf9e2cf3c4e839359cfd033d98aa011.tar.xz linux-dev-af952b919bf9e2cf3c4e839359cfd033d98aa011.zip | |
rcu: Protect uses of ->jiffies_stall with ACCESS_ONCE()
Some of the accesses to the rcu_state structure's ->jiffies_stall
field are unprotected. This patch protects them with ACCESS_ONCE().
The following coccinelle script was used to acheive this:
/* coccinelle script to protect uses of ->jiffies_stall with ACCESS_ONCE() */
@@
identifier a;
@@
(
ACCESS_ONCE(a->jiffies_stall)
|
- a->jiffies_stall
+ ACCESS_ONCE(a->jiffies_stall)
)
Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions