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| author | Gao Xiang <gaoxiang25@huawei.com> | 2018-11-23 01:16:01 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-23 10:53:07 +0100 |
| commit | df134b8d17b90c1e7720e318d36416b57424ff7a (patch) | |
| tree | 29618c9a3dab4808d557d8309927e64a85e98f19 /tools/perf/scripts/python | |
| parent | staging: erofs: fix race when the managed cache is enabled (diff) | |
| download | linux-df134b8d17b90c1e7720e318d36416b57424ff7a.tar.gz linux-df134b8d17b90c1e7720e318d36416b57424ff7a.zip | |
staging: erofs: atomic_cond_read_relaxed on ref-locked workgroup
It's better to use atomic_cond_read_relaxed, which is implemented
in hardware instructions to monitor a variable changes currently
for ARM64, instead of open-coded busy waiting.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions