Re: [PATCH 6/9] block: add a mark_dead holder operation

Christoph Hellwig
2023-05-09T13:30:50Z

On Fri, May 05, 2023 at 11:37:49AM -0700, Darrick J. Wong wrote:
> Now that we have blockdev callbacks, can we add a pair for freeze_bdev
> and thaw_bdev so that LVM snapshotting an xfs log device can actually
> quiesce the filesystem?

Probably. Assuming we're not creating any really weird locking dependency
that way.