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author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-05-06 20:42:52 +0200 |
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committer | Tejun Heo <tj@kernel.org> | 2010-05-07 07:23:21 +0200 |
commit | fc390cde362309f6892bb719194f242c466a978b (patch) | |
tree | 07bfb72fb4eff28cc515a0ff5b2d1571db4f4b69 /kernel/stop_machine.c | |
parent | sched: correctly place paranioa memory barriers in synchronize_sched_expedited() (diff) | |
download | linux-fc390cde362309f6892bb719194f242c466a978b.tar.xz linux-fc390cde362309f6892bb719194f242c466a978b.zip |
rcu: need barrier() in UP synchronize_sched_expedited()
If synchronize_sched_expedited() is ever to be called from within
kernel/sched.c in a !SMP PREEMPT kernel, the !SMP implementation needs
a barrier().
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/stop_machine.c')
0 files changed, 0 insertions, 0 deletions