f2fs: separate nat entry mem alloc from nat_tree_lock

This patch splits memory allocation part in nat_entry to avoid lock contention.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yunlei He 2017-11-10 13:36:51 -08:00 • committed by Jaegeuk Kim
commit 12f9ef379a