Commit 1f47bbba authored by Evgeniy Kochetov's avatar Evgeniy Kochetov Committed by Tomasz Zawadzki
Browse files

bdev/malloc: Add copy IO type support 



Signed-off-by: default avatarEvgeniy Kochetov <evgeniik@nvidia.com>
Change-Id: I05bd40eb191d2f70347dee5f1cf4cb87e15809fd
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/14346


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarAleksey Marchuk <alexeymar@nvidia.com>
Reviewed-by: default avatarShuhei Matsumoto <smatsumoto@nvidia.com>
Community-CI: Mellanox Build Bot
parent 6c8702ac

module/bdev/malloc/bdev_malloc.c

+32 −0
Original line number Diff line number Diff line
@@ -316,6 +316,27 @@ bdev_malloc_unmap(struct malloc_disk *mdisk, 
				      byte_count, 0, malloc_done, task);

}



static void

bdev_malloc_copy(struct malloc_disk *mdisk, struct spdk_io_channel *ch,

		 struct malloc_task *task,

		 uint64_t dst_offset, uint64_t src_offset, size_t len)

{

	int64_t res = 0;

	void *dst = mdisk->malloc_buf + dst_offset;

	void *src = mdisk->malloc_buf + src_offset;



	SPDK_DEBUGLOG(bdev_malloc, "Copy %zu bytes from offset %#" PRIx64 " to offset %#" PRIx64 "\n",

		      len, src_offset, dst_offset);



	task->status = SPDK_BDEV_IO_STATUS_SUCCESS;

	task->num_outstanding = 1;



	res = spdk_accel_submit_copy(ch, dst, src, len, 0, malloc_done, task);

	if (res != 0) {

		malloc_done(task, res);

	}

}



static int

_bdev_malloc_submit_request(struct malloc_channel *mch, struct spdk_bdev_io *bdev_io)

{
@@ -413,6 +434,15 @@ _bdev_malloc_submit_request(struct malloc_channel *mch, struct spdk_bdev_io *bde 
		malloc_complete_task((struct malloc_task *)bdev_io->driver_ctx, mch,

				     SPDK_BDEV_IO_STATUS_FAILED);

		return 0;

	case SPDK_BDEV_IO_TYPE_COPY:

		bdev_malloc_copy((struct malloc_disk *)bdev_io->bdev->ctxt,

				 mch->accel_channel,

				 (struct malloc_task *)bdev_io->driver_ctx,

				 bdev_io->u.bdev.offset_blocks * block_size,

				 bdev_io->u.bdev.copy.src_offset_blocks * block_size,

				 bdev_io->u.bdev.num_blocks * block_size);

		return 0;



	default:

		return -1;

	}
@@ -442,6 +472,7 @@ bdev_malloc_io_type_supported(void *ctx, enum spdk_bdev_io_type io_type) 
	case SPDK_BDEV_IO_TYPE_WRITE_ZEROES:

	case SPDK_BDEV_IO_TYPE_ZCOPY:

	case SPDK_BDEV_IO_TYPE_ABORT:

	case SPDK_BDEV_IO_TYPE_COPY:

		return true;



	default:
@@ -660,6 +691,7 @@ create_malloc_disk(struct spdk_bdev **bdev, const struct malloc_bdev_opts *opts) 
		spdk_uuid_generate(&mdisk->disk.uuid);

	}



	mdisk->disk.max_copy = 0;

	mdisk->disk.ctxt = mdisk;

	mdisk->disk.fn_table = &malloc_fn_table;

	mdisk->disk.module = &malloc_if;