xfs: validate that zoned RT devices are zone aligned

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Garbage collection assumes all zones contain the full amount of blocks.
Mkfs already ensures this happens, but make the kernel check it as well
to avoid getting into trouble due to fuzzers or mkfs bugs.

Fixes: 2167eaabe2 ("xfs: define the zoned on-disk format")
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>

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Christoph Hellwig 2025-12-16 18:30:08 +01:00 • committed by Carlos Maiolino

parent 8dc15b7a6e

commit 982d2616a2

1 changed files with 15 additions and 0 deletions

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fs/xfs/libxfs/xfs_sb.c

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