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| author | Mike Snitzer | 2017-12-08 20:40:52 +0100 |
|---|---|---|
| committer | Mike Snitzer | 2017-12-13 18:16:00 +0100 |
| commit | 0776aa0e30aa31b2fad606457e9d3faf39d88314 (patch) | |
| tree | 251b9ea6e8630a9267a9bbf757f4aa357b736757 /drivers/md/dm.h | |
| parent | dm: remove BIOSET_NEED_RESCUER based dm_offload infrastructure (diff) | |
| download | kernel-qcow2-linux-0776aa0e30aa31b2fad606457e9d3faf39d88314.tar.gz kernel-qcow2-linux-0776aa0e30aa31b2fad606457e9d3faf39d88314.tar.xz kernel-qcow2-linux-0776aa0e30aa31b2fad606457e9d3faf39d88314.zip | |
dm: ensure bio-based DM's bioset and io_pool support targets' maximum IOs
alloc_multiple_bios() assumes it can allocate the requested number of
bios but until now there was no gaurantee that the mempools would be
accomodating.
Suggested-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm.h')
| -rw-r--r-- | drivers/md/dm.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm.h b/drivers/md/dm.h index 36399bb875dd..7c66c316add3 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -206,7 +206,8 @@ void dm_kcopyd_exit(void); * Mempool operations */ struct dm_md_mempools *dm_alloc_md_mempools(struct mapped_device *md, enum dm_queue_mode type, - unsigned integrity, unsigned per_bio_data_size); + unsigned integrity, unsigned per_bio_data_size, + unsigned min_pool_size); void dm_free_md_mempools(struct dm_md_mempools *pools); /* |