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-rw-r--r--fs/btrfs/super.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 0b7a1d8cd08b..2b13d1a69f0b 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -514,6 +514,14 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
btrfs_clear_opt(info->mount_opt, NODATASUM);
btrfs_set_fs_incompat(info, COMPRESS_LZO);
no_compress = 0;
+ } else if (strcmp(args[0].from, "zstd") == 0) {
+ compress_type = "zstd";
+ info->compress_type = BTRFS_COMPRESS_ZSTD;
+ btrfs_set_opt(info->mount_opt, COMPRESS);
+ btrfs_clear_opt(info->mount_opt, NODATACOW);
+ btrfs_clear_opt(info->mount_opt, NODATASUM);
+ btrfs_set_fs_incompat(info, COMPRESS_ZSTD);
+ no_compress = 0;
} else if (strncmp(args[0].from, "no", 2) == 0) {
compress_type = "no";
btrfs_clear_opt(info->mount_opt, COMPRESS);
@@ -1230,8 +1238,10 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry)
if (btrfs_test_opt(info, COMPRESS)) {
if (info->compress_type == BTRFS_COMPRESS_ZLIB)
compress_type = "zlib";
- else
+ else if (info->compress_type == BTRFS_COMPRESS_LZO)
compress_type = "lzo";
+ else
+ compress_type = "zstd";
if (btrfs_test_opt(info, FORCE_COMPRESS))
seq_printf(seq, ",compress-force=%s", compress_type);
else