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| author | Lai Jiangshan <laijs@cn.fujitsu.com> | 2012-11-29 16:46:02 +0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2013-02-07 15:06:25 -0800 |
| commit | 5a41344a3d83ef2c08e40bfce1efa5795def9b82 (patch) | |
| tree | 123d0fa065a35bb7de384edb5e753ec28beee7b0 /kernel/trace/trace_functions_graph.c | |
| parent | 0351096eb0584ba927a00a37e18be7af135250c3 (diff) | |
srcu: Simplify __srcu_read_unlock() via this_cpu_dec()
This commit replaces disabling of preemption and decrement of a per-CPU
variable with this_cpu_dec(), which avoids preemption disabling on x86
and shortens the code on all platforms.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
0 files changed, 0 insertions, 0 deletions