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(parent: 09f2d65) | patch
dm writecache: add unlikely for returned value of rb_next/prev
authorHuaisheng Ye <yehs1@lenovo.com>
Fri, 12 Apr 2019 15:28:14 +0000 (11:28 -0400)
committerMike Snitzer <snitzer@redhat.com>
Thu, 18 Apr 2019 20:18:31 +0000 (16:18 -0400)
commit84420b1e5d7254e58f551e32244d13c8e124bdcc
tree368a6ef436beb08a6628f293ceb58acaebcd88detree | snapshot
parent09f2d6563055b8ff0948cefb8911a4de0d559963commit | diff
dm writecache: add unlikely for returned value of rb_next/prev

In functions writecache_discard() and writecache_find_entry() there is a
high probablity that the pointer of structure rb_node won't equal NULL.
Add unlikely for the pointer node NULL.

Signed-off-by: Huaisheng Ye <yehs1@lenovo.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-writecache.c diff | blob | history
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