[PATCH] btrfs: drop the nossd flag when remounting with -o ssd

[Adam Borowski <kilobyte@angband.pl>]

The opposite case was already handled right in the very next switch entry.

Reported-by: Hans van Kranenburg <hans.van.kranenburg@mendix.com>
Signed-off-by: Adam Borowski <kilobyte@angband.pl>
---
Not sure if setting NOSSD should also disable SSD_SPREAD, there's currently
no way to disable that option once set.

 fs/btrfs/super.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 06bd9b332e18..7342399951ad 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -549,11 +549,13 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
 		case Opt_ssd:
 			btrfs_set_and_info(info, SSD,
 					   "use ssd allocation scheme");
+			btrfs_clear_opt(info->mount_opt, NOSSD);
 			break;
 		case Opt_ssd_spread:
 			btrfs_set_and_info(info, SSD_SPREAD,
 					   "use spread ssd allocation scheme");
 			btrfs_set_opt(info->mount_opt, SSD);
+			btrfs_clear_opt(info->mount_opt, NOSSD);
 			break;
 		case Opt_nossd:
 			btrfs_set_and_info(info, NOSSD,
-- 
2.11.0