mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-30 06:10:56 +00:00
dm: pass gfp_mask to alloc_rq_tio
This patch adds the gfp_mask argument to alloc_rq_tio(). No functional change. This patch is a preparation for a later patch in this series which needs to allocate tio (for barrier I/O) with different allocation flag (GFP_NOIO) from the one in the normal I/O code path. Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com> Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
parent
598de40947
commit
0888564393
1 changed files with 4 additions and 3 deletions
|
@ -432,9 +432,10 @@ static void free_tio(struct mapped_device *md, struct dm_target_io *tio)
|
||||||
mempool_free(tio, md->tio_pool);
|
mempool_free(tio, md->tio_pool);
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct dm_rq_target_io *alloc_rq_tio(struct mapped_device *md)
|
static struct dm_rq_target_io *alloc_rq_tio(struct mapped_device *md,
|
||||||
|
gfp_t gfp_mask)
|
||||||
{
|
{
|
||||||
return mempool_alloc(md->tio_pool, GFP_ATOMIC);
|
return mempool_alloc(md->tio_pool, gfp_mask);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void free_rq_tio(struct dm_rq_target_io *tio)
|
static void free_rq_tio(struct dm_rq_target_io *tio)
|
||||||
|
@ -1471,7 +1472,7 @@ static int dm_prep_fn(struct request_queue *q, struct request *rq)
|
||||||
return BLKPREP_KILL;
|
return BLKPREP_KILL;
|
||||||
}
|
}
|
||||||
|
|
||||||
tio = alloc_rq_tio(md); /* Only one for each original request */
|
tio = alloc_rq_tio(md, GFP_ATOMIC);
|
||||||
if (!tio)
|
if (!tio)
|
||||||
/* -ENOMEM */
|
/* -ENOMEM */
|
||||||
return BLKPREP_DEFER;
|
return BLKPREP_DEFER;
|
||||||
|
|
Loading…
Reference in a new issue