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authorDennis Zhou <dennis@kernel.org>2019-12-13 16:22:11 -0800
committerDavid Sterba <dsterba@suse.com>2020-01-20 16:40:57 +0100
commit46b27f5059e6ce7a7e3805d53144b37897723e3b (patch)
treee01a9cf2a48fab585b59bfab84423eff2653d3a5 /fs/btrfs
parente837dfde15a49c97dcbb059757d96c71e9e7bd54 (diff)
downloadlinux-46b27f5059e6ce7a7e3805d53144b37897723e3b.tar.gz
btrfs: rename DISCARD mount option to to DISCARD_SYNC
This series introduces async discard which will use the flag
DISCARD_ASYNC, so rename the original flag to DISCARD_SYNC as it is
synchronously done in transaction commit.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/block-group.c2
-rw-r--r--fs/btrfs/ctree.h2
-rw-r--r--fs/btrfs/extent-tree.c2
-rw-r--r--fs/btrfs/inode.c2
-rw-r--r--fs/btrfs/super.c8
5 files changed, 8 insertions, 8 deletions
diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c
index 66fa39632cde..be1938dc94fd 100644
--- a/fs/btrfs/block-group.c
+++ b/fs/btrfs/block-group.c
@@ -1349,7 +1349,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info)
 		spin_unlock(&space_info->lock);
 
 		/* DISCARD can flip during remount */
-		trimming = btrfs_test_opt(fs_info, DISCARD);
+		trimming = btrfs_test_opt(fs_info, DISCARD_SYNC);
 
 		/* Implicit trim during transaction commit. */
 		if (trimming)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index e416ef6c9415..2f6c21ea84af 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1170,7 +1170,7 @@ static inline u32 BTRFS_MAX_XATTR_SIZE(const struct btrfs_fs_info *info)
 #define BTRFS_MOUNT_FLUSHONCOMMIT       (1 << 7)
 #define BTRFS_MOUNT_SSD_SPREAD		(1 << 8)
 #define BTRFS_MOUNT_NOSSD		(1 << 9)
-#define BTRFS_MOUNT_DISCARD		(1 << 10)
+#define BTRFS_MOUNT_DISCARD_SYNC	(1 << 10)
 #define BTRFS_MOUNT_FORCE_COMPRESS      (1 << 11)
 #define BTRFS_MOUNT_SPACE_CACHE		(1 << 12)
 #define BTRFS_MOUNT_CLEAR_CACHE		(1 << 13)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 180b9b81d01a..1a8bf943c3e7 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2923,7 +2923,7 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans)
 			break;
 		}
 
-		if (btrfs_test_opt(fs_info, DISCARD))
+		if (btrfs_test_opt(fs_info, DISCARD_SYNC))
 			ret = btrfs_discard_extent(fs_info, start,
 						   end + 1 - start, NULL);
 
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index bf5d7ce358b5..6d2bb58d277a 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2584,7 +2584,7 @@ out:
 			 * Discard the range before returning it back to the
 			 * free space pool
 			 */
-			if (ret && btrfs_test_opt(fs_info, DISCARD))
+			if (ret && btrfs_test_opt(fs_info, DISCARD_SYNC))
 				btrfs_discard_extent(fs_info,
 						ordered_extent->disk_bytenr,
 						ordered_extent->disk_num_bytes,
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index f452a94abdc3..08ac6a7a67f0 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -695,11 +695,11 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
 				   info->metadata_ratio);
 			break;
 		case Opt_discard:
-			btrfs_set_and_info(info, DISCARD,
-					   "turning on discard");
+			btrfs_set_and_info(info, DISCARD_SYNC,
+					   "turning on sync discard");
 			break;
 		case Opt_nodiscard:
-			btrfs_clear_and_info(info, DISCARD,
+			btrfs_clear_and_info(info, DISCARD_SYNC,
 					     "turning off discard");
 			break;
 		case Opt_space_cache:
@@ -1322,7 +1322,7 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry)
 		seq_puts(seq, ",nologreplay");
 	if (btrfs_test_opt(info, FLUSHONCOMMIT))
 		seq_puts(seq, ",flushoncommit");
-	if (btrfs_test_opt(info, DISCARD))
+	if (btrfs_test_opt(info, DISCARD_SYNC))
 		seq_puts(seq, ",discard");
 	if (!(info->sb->s_flags & SB_POSIXACL))
 		seq_puts(seq, ",noacl");