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authorArnaldo Carvalho de Melo <acme@redhat.com>2021-05-21 15:59:23 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-05-21 15:59:23 -0300
commitf248d687e99da6799a25bbf53ca1350b84d41077 (patch)
treeedb0b90c039e34e838329ca4d96e9888a4ebfa34 /drivers/md/dm-snap.c
parent3b2f17ad1770e51b8b4e68b5069c4f1ee477eff8 (diff)
parent011ff616ffe8df6b86ee54d14a43c8d1a96a6325 (diff)
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Merge remote-tracking branch 'torvalds/master' into perf/urgent
To pick up more UAPI updates to sync with tools/. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/md/dm-snap.c')
-rw-r--r--drivers/md/dm-snap.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index a2acb014c13a..b8e4d31124ea 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -855,12 +855,11 @@ static int dm_add_exception(void *context, chunk_t old, chunk_t new)
static uint32_t __minimum_chunk_size(struct origin *o)
{
struct dm_snapshot *snap;
- unsigned chunk_size = 0;
+ unsigned chunk_size = rounddown_pow_of_two(UINT_MAX);
if (o)
list_for_each_entry(snap, &o->snapshots, list)
- chunk_size = min_not_zero(chunk_size,
- snap->store->chunk_size);
+ chunk_size = min(chunk_size, snap->store->chunk_size);
return (uint32_t) chunk_size;
}
@@ -1409,6 +1408,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
if (!s->store->chunk_size) {
ti->error = "Chunk size not set";
+ r = -EINVAL;
goto bad_read_metadata;
}