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f2fs: speed up defragment on sparse file
authorChao Yu <yuchao0@huawei.com>
Wed, 10 Jan 2018 10:18:52 +0000 (18:18 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Thu, 8 Feb 2018 02:05:58 +0000 (18:05 -0800)
commit4dca47531eb037d663a903508f636f8758cbc172
tree289ac73a807466daa7bab147e0d32f7dd4d70304
parent999f806a7c9e29e74019e6c2566be04d54c956ea
f2fs: speed up defragment on sparse file

We have supported to get next page offset with valid mapping crossing
hole in f2fs_map_blocks, utilizing it to speed up defragment on sparse
file.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/data.c
fs/f2fs/file.c