Re: [PATCH] xfs: test that zone_gc_low_space writes start gc for rw fses

On Thu, Mar 26, 2026 at 01:41:46PM +0000, Hans Holmberg wrote:
> That would be useful I think.
> And make them not specific to scratch?
> 
> _xfs_get_mountstats <MOUNTPOINT>
> _xfs_get_rt_gc_required <MOUNTPOINT>
> _xfs_get_user_available_rt_blocks <MOUNTPOINT>

Sounds good!

> 
> > 
> >> +
> >> +# figure out if the rt section is internal or not
> >> +if [ -z "$SCRATCH_RTDEV" ]; then
> >> +	zdev=$SCRATCH_DEV
> >> +else
> >> +	zdev=$SCRATCH_RTDEV
> >> +fi
> > 
> > Same for this asa new helper?
> 
> Yes, something like:
> 
> _xfs_get_scratch_rtdev

Maybe _xfs_get_scratch_rtdev_bdev?  That might sounds a bit redundant,
but I think that's good to make the usage of this clear.  A comment
explaining it would also be useful here.