archives/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-03-08 04:04:43 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

xfs: fix the zoned RT growfs check for zone alignment

Browse source 
The grofs code for zoned RT subvolums already tries to check for zone
alignment, but gets it wrong by using the old instead of the new mount
structure.

Fixes: 01b71e64bb ("xfs: support growfs on zoned file systems")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Cc: stable@vger.kernel.org # v6.15
Signed-off-by: Carlos Maiolino <cem@kernel.org>
This commit is contained in:
Christoph Hellwig 2025-12-16 18:30:09 +01:00 • committed by Carlos Maiolino
parent 982d2616a2
commit dc68c0f601
1 changed files with 8 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

14
fs/xfs/xfs_rtalloc.c
View file

@ -1255,12 +1255,10 @@ xfs_growfs_check_rtgeom(
min_logfsbs = min_t(xfs_extlen_t, xfs_log_calc_minimum_size(nmp),
nmp->m_rsumblocks * 2);
kfree(nmp);
trace_xfs_growfs_check_rtgeom(mp, min_logfsbs);
if (min_logfsbs > mp->m_sb.sb_logblocks)
return -EINVAL;
goto out_inval;
if (xfs_has_zoned(mp)) {
uint32_t gblocks = mp->m_groups[XG_TYPE_RTG].blocks;
@ -1268,16 +1266,20 @@ xfs_growfs_check_rtgeom(
if (rextsize != 1)
return -EINVAL;
div_u64_rem(mp->m_sb.sb_rblocks, gblocks, &rem);
div_u64_rem(nmp->m_sb.sb_rblocks, gblocks, &rem);
if (rem) {
xfs_warn(mp,
"new RT volume size (%lld) not aligned to RT group size (%d)",
mp->m_sb.sb_rblocks, gblocks);
return -EINVAL;
nmp->m_sb.sb_rblocks, gblocks);
goto out_inval;
}
}
kfree(nmp);
return 0;
out_inval:
kfree(nmp);
return -EINVAL;
}
/*