On Wed, Apr 09, 2025 at 09:55:48AM +0200, Christoph Hellwig wrote:
> Allow RT growfs when rtstart is set in the geomety, and adjust the
> queried size for it.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Seems fine to me...
Reviewed-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
--D
> ---
> growfs/xfs_growfs.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/growfs/xfs_growfs.c b/growfs/xfs_growfs.c
> index 4b941403e2fd..0d0b2ae3e739 100644
> --- a/growfs/xfs_growfs.c
> +++ b/growfs/xfs_growfs.c
> @@ -202,7 +202,7 @@ main(int argc, char **argv)
> progname, fname);
> exit(1);
> }
> - if (rflag && !xi.rt.dev) {
> + if (rflag && (!xi.rt.dev && !geo.rtstart)) {
> fprintf(stderr,
> _("%s: failed to access realtime device for %s\n"),
> progname, fname);
> @@ -211,6 +211,13 @@ main(int argc, char **argv)
>
> xfs_report_geom(&geo, datadev, logdev, rtdev);
>
> + if (geo.rtstart) {
> + xfs_daddr_t rtstart = geo.rtstart * (geo.blocksize / BBSIZE);
> +
> + xi.rt.size = xi.data.size - rtstart;
> + xi.data.size = rtstart;
> + }
> +
> ddsize = xi.data.size;
> dlsize = (xi.log.size ? xi.log.size :
> geo.logblocks * (geo.blocksize / BBSIZE) );
> --
> 2.47.2
>
>
