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module/raid: function pointers for submit_request in raid_bdev_module

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Signed-off-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Change-Id: I3186ea3450b91a73fa976d3d1d9cc67326daa10d
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471088
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
Artur Paszkiewicz 2019-10-10 14:24:07 +02:00 committed by Tomasz Zawadzki
parent 6ba11b194e
commit 182278c093
3 changed files with 19 additions and 9 deletions
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6
module/bdev/raid/bdev_raid.c
View File

@ -415,7 +415,7 @@ raid_bdev_get_buf_cb(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
return;
}
raid0_submit_rw_request(raid_io);
raid_io->raid_bdev->module->submit_rw_request(raid_io);
}
/*
@ -446,7 +446,7 @@ raid_bdev_submit_request(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_i
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
break;
case SPDK_BDEV_IO_TYPE_WRITE:
raid0_submit_rw_request(raid_io);
raid_io->raid_bdev->module->submit_rw_request(raid_io);
break;
case SPDK_BDEV_IO_TYPE_RESET:
@ -455,7 +455,7 @@ raid_bdev_submit_request(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_i
case SPDK_BDEV_IO_TYPE_FLUSH:
case SPDK_BDEV_IO_TYPE_UNMAP:
raid0_submit_null_payload_request(raid_io);
raid_io->raid_bdev->module->submit_null_payload_request(raid_io);
break;
default:

10
module/bdev/raid/bdev_raid.h
View File

@ -253,6 +253,12 @@ struct raid_bdev_module {
/* RAID level implemented by this module */
enum raid_level level;
/* Handler for R/W requests */
void (*submit_rw_request)(struct raid_bdev_io *raid_io);
/* Handler for requests without payload (flush, unmap) */
void (*submit_null_payload_request)(struct raid_bdev_io *raid_io);
TAILQ_ENTRY(raid_bdev_module) link;
};
@ -268,10 +274,6 @@ __RAID_MODULE_REGISTER(__LINE__)(void) \
raid_bdev_module_list_add(_module); \
}
void
raid0_submit_rw_request(struct raid_bdev_io *raid_io);
void
raid0_submit_null_payload_request(struct raid_bdev_io *raid_io);
void
raid_bdev_base_io_completion(struct spdk_bdev_io *bdev_io, bool success, void *cb_arg);
void

12
module/bdev/raid/raid0.c
View File

@ -65,6 +65,9 @@ raid0_bdev_io_completion(struct spdk_bdev_io *bdev_io, bool success, void *cb_ar
}
}
static void
raid0_submit_rw_request(struct raid_bdev_io *raid_io);
static void
_raid0_submit_rw_request(void *_raid_io)
{
@ -82,7 +85,7 @@ _raid0_submit_rw_request(void *_raid_io)
* returns:
* none
*/
void
static void
raid0_submit_rw_request(struct raid_bdev_io *raid_io)
{
struct spdk_bdev_io *bdev_io = spdk_bdev_io_from_ctx(raid_io);
@ -248,6 +251,9 @@ _raid0_split_io_range(struct raid_bdev_io_range *io_range, uint8_t disk_idx,
*_nblocks_in_disk = nblocks_in_disk;
}
static void
raid0_submit_null_payload_request(struct raid_bdev_io *raid_io);
static void
_raid0_submit_null_payload_request(void *_raid_io)
{
@ -267,7 +273,7 @@ _raid0_submit_null_payload_request(void *_raid_io)
* returns:
* none
*/
void
static void
raid0_submit_null_payload_request(struct raid_bdev_io *raid_io)
{
struct spdk_bdev_io *bdev_io;
@ -336,6 +342,8 @@ raid0_submit_null_payload_request(struct raid_bdev_io *raid_io)
static struct raid_bdev_module g_raid0_module = {
.level = RAID0,
.submit_rw_request = raid0_submit_rw_request,
.submit_null_payload_request = raid0_submit_null_payload_request,
};
RAID_MODULE_REGISTER(&g_raid0_module)