[PATCH 11/21] fs: xfs: Don't use low-space allocator for alignment > 1
John Garry
john.g.garry at oracle.com
Fri Sep 29 03:27:16 PDT 2023
The low-space allocator doesn't honour the alignment requirement, so don't
attempt to even use it (when we have an alignment requirement).
Signed-off-by: John Garry <john.g.garry at oracle.com>
---
fs/xfs/libxfs/xfs_bmap.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 30c931b38853..328134c22104 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -3569,6 +3569,10 @@ xfs_bmap_btalloc_low_space(
{
int error;
+ /* The allocator doesn't honour args->alignment */
+ if (args->alignment > 1)
+ return 0;
+
if (args->minlen > ap->minlen) {
args->minlen = ap->minlen;
error = xfs_alloc_vextent_start_ag(args, ap->blkno);
--
2.31.1
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