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author | Mike Snitzer <snitzer@redhat.com> | 2018-10-22 10:59:52 -0400 |
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committer | Mike Snitzer <snitzer@redhat.com> | 2018-10-22 10:59:52 -0400 |
commit | da4ad3a23af3d7f357b24b33e9fec7531b59ee49 (patch) | |
tree | 0926d1072c5380d815e67aa8088d60039ad93339 /drivers/md/dm-writecache.c | |
parent | 3d4e738311327bc4ba1d55fbe2f1da3de4a475f9 (diff) | |
download | linux-stable-da4ad3a23af3d7f357b24b33e9fec7531b59ee49.tar.gz linux-stable-da4ad3a23af3d7f357b24b33e9fec7531b59ee49.tar.bz2 linux-stable-da4ad3a23af3d7f357b24b33e9fec7531b59ee49.zip |
dm writecache: remove disabled code in memory_entry()
This dead branch was missed during review. It only makes memory_entry()
more inefficient due to needless call to is_power_of_2(), etc.
Reported-by: shenghui <shhuiw@foxmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-writecache.c')
-rw-r--r-- | drivers/md/dm-writecache.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index 5f1f80d424dd..2d50eec94cd7 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -350,10 +350,7 @@ static struct wc_memory_superblock *sb(struct dm_writecache *wc) static struct wc_memory_entry *memory_entry(struct dm_writecache *wc, struct wc_entry *e) { - if (is_power_of_2(sizeof(struct wc_entry)) && 0) - return &sb(wc)->entries[e - wc->entries]; - else - return &sb(wc)->entries[e->index]; + return &sb(wc)->entries[e->index]; } static void *memory_data(struct dm_writecache *wc, struct wc_entry *e) |