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authorChristoph Hellwig <hch@lst.de>2020-11-24 11:54:06 +0100
committerJens Axboe <axboe@kernel.dk>2020-12-01 14:53:38 -0700
commit040f04bd2e825f1d80b14a0e0ac3d830339eb779 (patch)
tree344a715d906949d20f1131c6f169b26fdb8e6eea /fs/xfs
parent60b498852bf219c0bf2b0864c69972840978ca43 (diff)
fs: simplify freeze_bdev/thaw_bdev
Store the frozen superblock in struct block_device to avoid the awkward interface that can return a sb only used a cookie, an ERR_PTR or NULL. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Acked-by: Chao Yu <yuchao0@huawei.com> [f2fs] Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/xfs_fsops.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index ef1d5bb88b93..b7c5783a031c 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -433,13 +433,10 @@ xfs_fs_goingdown(
{
switch (inflags) {
case XFS_FSOP_GOING_FLAGS_DEFAULT: {
- struct super_block *sb = freeze_bdev(mp->m_super->s_bdev);
-
- if (sb && !IS_ERR(sb)) {
+ if (!freeze_bdev(mp->m_super->s_bdev)) {
xfs_force_shutdown(mp, SHUTDOWN_FORCE_UMOUNT);
- thaw_bdev(sb->s_bdev, sb);
+ thaw_bdev(mp->m_super->s_bdev);
}
-
break;
}
case XFS_FSOP_GOING_FLAGS_LOGFLUSH: