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authorMike Snitzer <snitzer@redhat.com>2018-09-13 21:16:20 -0400
committerMike Snitzer <snitzer@redhat.com>2018-09-17 11:49:34 -0400
commit013ad043906b2befd4a9bfb06219ed9fedd92716 (patch)
treeacdb40e9deeef5a433b8c64533234bc49ea68f95
parent7876320f88802b22d4e2daf7eb027dd14175a0f8 (diff)
dm thin metadata: fix __udivdi3 undefined on 32-bit
sector_div() is only viable for use with sector_t. dm_block_t is typedef'd to uint64_t -- so use div_u64() instead. Fixes: 3ab918281 ("dm thin metadata: try to avoid ever aborting transactions") Signed-off-by: Mike Snitzer <snitzer@redhat.com>
-rw-r--r--drivers/md/dm-thin-metadata.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c
index 74f6770c70b1..20b0776e39ef 100644
--- a/drivers/md/dm-thin-metadata.c
+++ b/drivers/md/dm-thin-metadata.c
@@ -832,10 +832,8 @@ static void __set_metadata_reserve(struct dm_pool_metadata *pmd)
if (r) {
DMERR("could not get size of metadata device");
pmd->metadata_reserve = max_blocks;
- } else {
- sector_div(total, 10);
- pmd->metadata_reserve = min(max_blocks, total);
- }
+ } else
+ pmd->metadata_reserve = min(max_blocks, div_u64(total, 10));
}
struct dm_pool_metadata *dm_pool_metadata_open(struct block_device *bdev,