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bdev/nvme: Consolidate exit paths of get_buf_cb()

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I/Os will be retried if spdk_bdev_io_complete() is called with
SPDK_BDEV_IO_STATUS_FAILED. To do it easier, consolidate exit paths
of bdev_nvme_get_buf_cb().

Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: I0a67b88a107d616c5a5b0fc5ff963ad1402f5651
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/7487
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
This commit is contained in:
Shuhei Matsumoto 2021-05-13 11:38:11 +09:00 committed by Tomasz Zawadzki
parent c41508b7e2
commit b2c0e3761b
1 changed files with 5 additions and 4 deletions
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9
module/bdev/nvme/bdev_nvme.c
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@ -707,13 +707,13 @@ bdev_nvme_get_buf_cb(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
int ret;
if (!success) {
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
return;
ret = -EINVAL;
goto exit;
}
if (spdk_unlikely(!bdev_nvme_find_io_path(nbdev, nvme_ch, &nvme_ns, &qpair))) {
spdk_bdev_io_complete(bdev_io, SPDK_BDEV_IO_STATUS_FAILED);
return;
ret = -ENXIO;
goto exit;
}
ret = bdev_nvme_readv(nvme_ns->ns,
@ -726,6 +726,7 @@ bdev_nvme_get_buf_cb(struct spdk_io_channel *ch, struct spdk_bdev_io *bdev_io,
bdev_io->u.bdev.offset_blocks,
bdev->dif_check_flags);
exit:
if (spdk_likely(ret == 0)) {
return;
} else if (ret == -ENOMEM) {