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| author |   Kirill Tkhai <ktkhai@parallels.com> | 2014-09-22 22:36:24 +0400 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2014-09-24 14:47:09 +0200 |
| commit | 66339c31bc3978d5fff9c4b4cb590a861def4db2 (patch) | |
| tree | caf50db970fc626ee5c6d012fb365442c08d07ee /tools/perf/scripts/python/syscall-counts.py | |
| parent | sched/fair: Remove duplicate code from can_migrate_task() (diff) | |
| download | linux-dev-66339c31bc3978d5fff9c4b4cb590a861def4db2.tar.xz linux-dev-66339c31bc3978d5fff9c4b4cb590a861def4db2.zip | |
sched: Use dl_bw_of() under RCU read lock
dl_bw_of() dereferences rq->rd which has to have RCU read lock held.
Probability of use-after-free isn't zero here.
Also add lockdep assert into dl_bw_cpus().
Signed-off-by: Kirill Tkhai <ktkhai@parallels.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: <stable@vger.kernel.org> # v3.14+
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/20140922183624.11015.71558.stgit@localhost
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions