From 0f628c632d4009527aef597dac3a4a09e628b051 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Tue, 31 Oct 2017 18:06:34 +0100 Subject: [PATCH] btrfs: show options: use helper to convert compression type string Use the helper, if the COMPRESS option is set, the result is always defined and not empty. Signed-off-by: David Sterba --- fs/btrfs/super.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 84707e7..baa8add 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1243,7 +1243,7 @@ int btrfs_sync_fs(struct super_block *sb, int wait) static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry) { struct btrfs_fs_info *info = btrfs_sb(dentry->d_sb); - char *compress_type; + const char *compress_type; if (btrfs_test_opt(info, DEGRADED)) seq_puts(seq, ",degraded"); @@ -1259,12 +1259,7 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry) num_online_cpus() + 2, 8)) seq_printf(seq, ",thread_pool=%d", info->thread_pool_size); if (btrfs_test_opt(info, COMPRESS)) { - if (info->compress_type == BTRFS_COMPRESS_ZLIB) - compress_type = "zlib"; - else if (info->compress_type == BTRFS_COMPRESS_LZO) - compress_type = "lzo"; - else - compress_type = "zstd"; + compress_type = btrfs_compress_type2str(info->compress_type); if (btrfs_test_opt(info, FORCE_COMPRESS)) seq_printf(seq, ",compress-force=%s", compress_type); else -- 2.7.4