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authorChristoph Hellwig <hch@lst.de>2021-08-04 11:41:45 +0200
committerJens Axboe <axboe@kernel.dk>2021-08-09 11:50:43 -0600
commitba30585936b0b88f0fb2b19be279b346a6cc87eb (patch)
treec2e408580fd3b973e1d2c217e4c9fb2d0f2f47d9 /drivers/md/dm.c
parent74a2b6ec9380959546d95ecc01a8fe6c7157add9 (diff)
downloadlinux-ba30585936b0b88f0fb2b19be279b346a6cc87eb.tar.bz2
dm: move setting md->type into dm_setup_md_queue
Move setting md->type from both callers into dm_setup_md_queue. This ensures that md->type is only set to a valid value after the queue has been fully setup, something we'll rely on future changes. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Snitzer <snitzer@redhat.com> Link: https://lore.kernel.org/r/20210804094147.459763-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm.c')
-rw-r--r--drivers/md/dm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 7971ec8ce677..f003bd5b93ce 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2052,9 +2052,9 @@ EXPORT_SYMBOL_GPL(dm_get_queue_limits);
*/
int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t)
{
- int r;
+ enum dm_queue_mode type = dm_table_get_type(t);
struct queue_limits limits;
- enum dm_queue_mode type = dm_get_md_type(md);
+ int r;
switch (type) {
case DM_TYPE_REQUEST_BASED:
@@ -2081,6 +2081,7 @@ int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t)
r = dm_table_set_restrictions(t, md->queue, &limits);
if (r)
return r;
+ md->type = type;
blk_register_queue(md->disk);