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authorDamien Le Moal <damien.lemoal@opensource.wdc.com>2022-06-02 23:16:57 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-14 18:45:21 +0200
commita66a89cf202edd684b5c35523ddb02429cfc362f (patch)
tree2e6f48275b3d75b4b72e7b2b41e68dbff777f9bb
parent2e2670ffd08975f452dfe435e209df66648aa7a0 (diff)
zonefs: fix handling of explicit_open option on mount
commit a2a513be7139b279f1b5b2cee59c6c4950c34346 upstream. Ignoring the explicit_open mount option on mount for devices that do not have a limit on the number of open zones must be done after the mount options are parsed and set in s_mount_opts. Move the check to ignore the explicit_open option after the call to zonefs_parse_options() in zonefs_fill_super(). Fixes: b5c00e975779 ("zonefs: open/close zone on file open/close") Cc: <stable@vger.kernel.org> Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/zonefs/super.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c
index e20e7c841489..1c2ece961128 100644
--- a/fs/zonefs/super.c
+++ b/fs/zonefs/super.c
@@ -1690,11 +1690,6 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent)
sbi->s_mount_opts = ZONEFS_MNTOPT_ERRORS_RO;
sbi->s_max_open_zones = bdev_max_open_zones(sb->s_bdev);
atomic_set(&sbi->s_open_zones, 0);
- if (!sbi->s_max_open_zones &&
- sbi->s_mount_opts & ZONEFS_MNTOPT_EXPLICIT_OPEN) {
- zonefs_info(sb, "No open zones limit. Ignoring explicit_open mount option\n");
- sbi->s_mount_opts &= ~ZONEFS_MNTOPT_EXPLICIT_OPEN;
- }
ret = zonefs_read_super(sb);
if (ret)
@@ -1713,6 +1708,12 @@ static int zonefs_fill_super(struct super_block *sb, void *data, int silent)
zonefs_info(sb, "Mounting %u zones",
blkdev_nr_zones(sb->s_bdev->bd_disk));
+ if (!sbi->s_max_open_zones &&
+ sbi->s_mount_opts & ZONEFS_MNTOPT_EXPLICIT_OPEN) {
+ zonefs_info(sb, "No open zones limit. Ignoring explicit_open mount option\n");
+ sbi->s_mount_opts &= ~ZONEFS_MNTOPT_EXPLICIT_OPEN;
+ }
+
/* Create root directory inode */
ret = -ENOMEM;
inode = new_inode(sb);