tree 2caa47554ebc2525cff91e4c71afab6973c24980
parent 3bdad3c7ee72a76ec87be3477eb958ed7ca304fc
author Jaegeuk Kim <jaegeuk@kernel.org> 1467341951 -0700
committer Jaegeuk Kim <jaegeuk@kernel.org> 1467999211 -0700

f2fs: use percpu_rw_semaphore

This patch replaces rw_semaphore with percpu_rw_semaphore for:
sbi->cp_rwsem
nm_i->nat_tree_lock

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>