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xfs: wire up sops->shutdown 

Wire up the shutdown method to shut down the file system when the
underlying block device is marked dead.  Add a new message to
clearly distinguish this shutdown reason from other shutdowns.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Acked-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Link: https://lore.kernel.org/r/20230601094459.1350643-13-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2023-06-01 11:44:55 +02:00 committed by Jens Axboe
parent 87efb39075
commit e7caa877e5
3 changed files with 14 additions and 1 deletions
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3
fs/xfs/xfs_fsops.c
View File

@ -534,6 +534,9 @@ xfs_do_force_shutdown(
} else if (flags & SHUTDOWN_CORRUPT_ONDISK) {
tag = XFS_PTAG_SHUTDOWN_CORRUPT;
why = "Corruption of on-disk metadata";
} else if (flags & SHUTDOWN_DEVICE_REMOVED) {
tag = XFS_PTAG_SHUTDOWN_IOERROR;
why = "Block device removal";
} else {
tag = XFS_PTAG_SHUTDOWN_IOERROR;
why = "Metadata I/O Error";

4
fs/xfs/xfs_mount.h
View File

@ -457,12 +457,14 @@ void xfs_do_force_shutdown(struct xfs_mount *mp, uint32_t flags, char *fname,
#define SHUTDOWN_FORCE_UMOUNT (1u << 2) /* shutdown from a forced unmount */
#define SHUTDOWN_CORRUPT_INCORE (1u << 3) /* corrupt in-memory structures */
#define SHUTDOWN_CORRUPT_ONDISK (1u << 4) /* corrupt metadata on device */
#define SHUTDOWN_DEVICE_REMOVED (1u << 5) /* device removed underneath us */
#define XFS_SHUTDOWN_STRINGS \
{ SHUTDOWN_META_IO_ERROR, "metadata_io" }, \
{ SHUTDOWN_LOG_IO_ERROR, "log_io" }, \
{ SHUTDOWN_FORCE_UMOUNT, "force_umount" }, \
{ SHUTDOWN_CORRUPT_INCORE, "corruption" }
{ SHUTDOWN_CORRUPT_INCORE, "corruption" }, \
{ SHUTDOWN_DEVICE_REMOVED, "device_removed" }
/*
* Flags for xfs_mountfs

8
fs/xfs/xfs_super.c
View File

@ -1159,6 +1159,13 @@ xfs_fs_free_cached_objects(
return xfs_reclaim_inodes_nr(XFS_M(sb), sc->nr_to_scan);
}
static void
xfs_fs_shutdown(
struct super_block *sb)
{
xfs_force_shutdown(XFS_M(sb), SHUTDOWN_DEVICE_REMOVED);
}
static const struct super_operations xfs_super_operations = {
.alloc_inode = xfs_fs_alloc_inode,
.destroy_inode = xfs_fs_destroy_inode,
@ -1172,6 +1179,7 @@ static const struct super_operations xfs_super_operations = {
.show_options = xfs_fs_show_options,
.nr_cached_objects = xfs_fs_nr_cached_objects,
.free_cached_objects = xfs_fs_free_cached_objects,
.shutdown = xfs_fs_shutdown,
};
static int