Re: [PATCH v7 0/5] Introduce provisioning primitives

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On Wed, Jun 07, 2023 at 07:50:25PM -0400, Mike Snitzer wrote:
> Do you think you're OK to scope out, and/or implement, the XFS changes
> if you use v7 of this patchset as the starting point? (v8 should just
> be v7 minus the dm-thin.c and dm-snap.c changes).  The thinp
> support in v7 will work enough to allow XFS to issue REQ_OP_PROVISION
> and/or fallocate (via mkfs.xfs) to dm-thin devices.

Yup, XFS only needs blkdev_issue_provision() and
bdev_max_provision_sectors() to be present.  filesystem code. The
initial XFS provisioning detection and fallocate() support is just
under 50 lines of new code...

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx



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