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bdev/rbd: Change some function type from int to void

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Purpose: Make the code clean and remove duplicated code.

Change-Id: I6cc8b94af24f89301531bd38d766afb53898e0ed
Signed-off-by: Ziye Yang <ziye.yang@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/6811
Community-CI: Broadcom CI
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: <dongx.yi@intel.com>
This commit is contained in:
Ziye Yang 2021-03-10 20:32:08 +08:00 committed by Tomasz Zawadzki
parent df2b5b8983
commit 0731c2273d
1 changed files with 29 additions and 37 deletions
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66
module/bdev/rbd/bdev_rbd.c
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@ -236,7 +236,7 @@ bdev_rbd_finish_aiocb(rbd_completion_t cb, void *arg)
/* Doing nothing here */
}
static int
static void
bdev_rbd_start_aio(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
struct iovec *iov, int iovcnt, uint64_t offset, size_t len)
{
@ -249,7 +249,7 @@ bdev_rbd_start_aio(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
ret = rbd_aio_create_completion(bdev_io, bdev_rbd_finish_aiocb,
&comp);
if (ret < 0) {
return -1;
goto err;
}
if (bdev_io->type == SPDK_BDEV_IO_TYPE_READ) {
@ -272,10 +272,13 @@ bdev_rbd_start_aio(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
if (ret < 0) {
rbd_aio_release(comp);
return -1;
goto err;
}
return 0;
return;
err:
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
}
static int bdev_rbd_library_init(void);
@ -313,7 +316,7 @@ bdev_rbd_reset_timer(void *arg)
return SPDK_POLLER_BUSY;
}
static int
static void
bdev_rbd_reset(struct bdev_rbd *disk, struct spdk_bdev_io *bdev_io)
{
/*
@ -323,8 +326,6 @@ bdev_rbd_reset(struct bdev_rbd *disk, struct spdk_bdev_io *bdev_io)
assert(disk->reset_bdev_io == NULL);
disk->reset_bdev_io = bdev_io;
disk->reset_timer = SPDK_POLLER_REGISTER(bdev_rbd_reset_timer, disk, 1 * 1000 * 1000);
return 0;
}
static int
@ -342,56 +343,47 @@ static void
bdev_rbd_get_buf_cb(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
bool success)
{
int ret;
if (!success) {
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
return;
}
ret = bdev_rbd_start_aio(ch,
bdev_io,
bdev_io->u.bdev.iovs,
bdev_io->u.bdev.iovcnt,
bdev_io->u.bdev.offset_blocks * bdev_io->bdev->blocklen,
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
if (ret != 0) {
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
}
bdev_rbd_start_aio(ch,
bdev_io,
bdev_io->u.bdev.iovs,
bdev_io->u.bdev.iovcnt,
bdev_io->u.bdev.offset_blocks * bdev_io->bdev->blocklen,
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
}
static int _bdev_rbd_submit_request(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io)
static void
bdev_rbd_submit_request(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io)
{
switch (bdev_io->type) {
case SPDK_BDEV_IO_TYPE_READ:
spdk_bdev_io_get_buf(bdev_io, bdev_rbd_get_buf_cb,
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
return 0;
break;
case SPDK_BDEV_IO_TYPE_WRITE:
case SPDK_BDEV_IO_TYPE_FLUSH:
return bdev_rbd_start_aio(ch,
bdev_io,
bdev_io->u.bdev.iovs,
bdev_io->u.bdev.iovcnt,
bdev_io->u.bdev.offset_blocks * bdev_io->bdev->blocklen,
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
bdev_rbd_start_aio(ch,
bdev_io,
bdev_io->u.bdev.iovs,
bdev_io->u.bdev.iovcnt,
bdev_io->u.bdev.offset_blocks * bdev_io->bdev->blocklen,
bdev_io->u.bdev.num_blocks * bdev_io->bdev->blocklen);
break;
case SPDK_BDEV_IO_TYPE_RESET:
return bdev_rbd_reset((struct bdev_rbd *)bdev_io->bdev->ctxt,
bdev_io);
bdev_rbd_reset((struct bdev_rbd *)bdev_io->bdev->ctxt,
bdev_io);
break;
default:
return -1;
}
return 0;
}
static void bdev_rbd_submit_request(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io)
{
if (_bdev_rbd_submit_request(ch, bdev_io) < 0) {
SPDK_ERRLOG("Unsupported IO type =%d\n", bdev_io->type);
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
break;
}
}