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| author | Rik van Riel <riel@surriel.com> | 2018-09-25 23:58:40 -0400 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2018-10-09 16:51:11 +0200 |
| commit | c3f7f2c7eba1a53d2e5ffbc2dcc9a20c5f094890 (patch) | |
| tree | 5d44c63073ac248c29fa7708f7dee7bfe4ba8ba0 /kernel/up.c | |
| parent | 12c4d978fd170ccdd7260ec11f93b11e46904228 (diff) | |
| download | linux-c3f7f2c7eba1a53d2e5ffbc2dcc9a20c5f094890.tar.bz2 | |
smp: use __cpumask_set_cpu in on_each_cpu_cond
The code in on_each_cpu_cond sets CPUs in a locally allocated bitmask,
which should never be used by other CPUs simultaneously. There is no
need to use locked memory accesses to set the bits in this bitmap.
Switch to __cpumask_set_cpu.
Cc: npiggin@gmail.com
Cc: mingo@kernel.org
Cc: will.deacon@arm.com
Cc: songliubraving@fb.com
Cc: kernel-team@fb.com
Cc: hpa@zytor.com
Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Rik van Riel <riel@surriel.com>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180926035844.1420-4-riel@surriel.com
Diffstat (limited to 'kernel/up.c')
0 files changed, 0 insertions, 0 deletions