f2fs: add F2FS_IOC_DECOMPRESS_FILE and F2FS_IOC_COMPRESS_FILE

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Added two ioctl to decompress/compress explicitly the compression
enabled file in "compress_mode=user" mount option.

Using these two ioctls, the users can make a control of compression
and decompression of their files.

Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Daeho Jeong 2020-12-03 15:56:15 +09:00 • committed by Jaegeuk Kim

parent 602a16d58e

commit 5fdb322ff2

2 changed files with 187 additions and 0 deletions

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include/uapi/linux/f2fs.h

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