Commit 0c33cb26 authored Oct 14, 2017 by Weichao Guo Committed by Jaegeuk Kim Nov 15, 2017

f2fs: skip searching non-exist range in truncate_hole



Let's skip entire non-exist area to speed up truncate_hole by
using get_next_page_offset.

Signed-off-by: Weichao Guo <guoweichao@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent 1aead705

fs/f2fs/file.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -839,7 +839,7 @@ int truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end)
		err = get_dnode_of_data(&dn, pg_start, LOOKUP_NODE);
		if (err) {
		if (err == -ENOENT) {
		pg_start++;
		pg_start = get_next_page_offset(&dn, pg_start);
		continue;
		}
		return err;