Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH 3/3] f2fs: compress: fix to assign compress_level for lz4 correctly | Date | Mon, 21 Aug 2023 23:22:25 +0800 |
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After remount, F2FS_OPTION().compress_level was assgin to LZ4HC_DEFAULT_CLEVEL incorrectly, result in lz4hc:9 was enabled, fix it.
1. mount /dev/vdb /dev/vdb on /mnt/f2fs type f2fs (...,compress_algorithm=lz4,compress_log_size=2,...) 2. mount -t f2fs -o remount,compress_log_size=3 /mnt/f2fs/ 3. mount|grep f2fs /dev/vdb on /mnt/f2fs type f2fs (...,compress_algorithm=lz4:9,compress_log_size=3,...)
Fixes: 00e120b5e4b5 ("f2fs: assign default compression level") Signed-off-by: Chao Yu <chao@kernel.org> --- fs/f2fs/super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index a067466a694c..8d9d2ee7f3c7 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -591,7 +591,7 @@ static int f2fs_set_lz4hc_level(struct f2fs_sb_info *sbi, const char *str) unsigned int level; if (strlen(str) == 3) { - F2FS_OPTION(sbi).compress_level = LZ4HC_DEFAULT_CLEVEL; + F2FS_OPTION(sbi).compress_level = 0; return 0; } -- 2.40.1
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