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author | Kent Overstreet <koverstreet@google.com> | 2013-06-03 16:02:29 -0700 |
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committer | Tejun Heo <tj@kernel.org> | 2013-06-03 16:04:04 -0700 |
commit | c1ae6e9b4db00023b9caed72af49a93abad46452 (patch) | |
tree | 3bd3a5c78af7a7a18d6f390f651b8f5dbaba4c0b /COPYING | |
parent | 215e262f2aeba378aa192da07c30770f9925a4bf (diff) | |
download | op-kernel-dev-c1ae6e9b4db00023b9caed72af49a93abad46452.zip op-kernel-dev-c1ae6e9b4db00023b9caed72af49a93abad46452.tar.gz |
percpu-refcount: Don't use silly cmpxchg()
The cmpxchg() was just to ensure the debug check didn't race, which was
a bit excessive. The caller is supposed to do the appropriate
synchronization, which means percpu_ref_kill() can just do a simple
store.
Signed-off-by: Kent Overstreet <koverstreet@google.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'COPYING')
0 files changed, 0 insertions, 0 deletions