Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH 4/5] f2fs: recycle unused compress_data.chksum feild | Date | Mon, 24 Feb 2020 19:20:18 +0800 |
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In Struct compress_data, chksum field was never used, remove it.
Signed-off-by: Chao Yu <yuchao0@huawei.com> --- fs/f2fs/compress.c | 1 - fs/f2fs/f2fs.h | 3 +-- 2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index 864035549329..e8b88f7bb7a5 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -380,7 +380,6 @@ static int f2fs_compress_pages(struct compress_ctx *cc) } cc->cbuf->clen = cpu_to_le32(cc->clen); - cc->cbuf->chksum = cpu_to_le32(0); for (i = 0; i < COMPRESS_DATA_RESERVED_SIZE; i++) cc->cbuf->reserved[i] = cpu_to_le32(0); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 468f807fd917..bd264d8cddaf 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1233,10 +1233,9 @@ enum compress_algorithm_type { COMPRESS_MAX, }; -#define COMPRESS_DATA_RESERVED_SIZE 4 +#define COMPRESS_DATA_RESERVED_SIZE 5 struct compress_data { __le32 clen; /* compressed data size */ - __le32 chksum; /* checksum of compressed data */ __le32 reserved[COMPRESS_DATA_RESERVED_SIZE]; /* reserved */ u8 cdata[]; /* compressed data */ }; -- 2.18.0.rc1
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