From: Kanchan Joshi <joshi.k@samsung.com>
To: Christoph Hellwig <hch@lst.de>
Cc: axboe@kernel.dk, kbusch@kernel.org, io-uring@vger.kernel.org,
linux-nvme@lists.infradead.org, linux-block@vger.kernel.org,
gost.dev@samsung.com
Subject: Re: [PATCH for-next v8 3/5] nvme: refactor nvme_alloc_user_request
Date: Mon, 26 Sep 2022 01:13:54 +0530 [thread overview]
Message-ID: <20220925194354.GA29911@test-zns> (raw)
In-Reply-To: <20220923153819.GC21275@lst.de>
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>> + if (ret)
>> + goto out;
>> + bio = req->bio;
>
>I think we can also do away with this bio local variable now.
>
>> + if (bdev)
>> + bio_set_dev(bio, bdev);
>
>We don't need the bio_set_dev here as mentioned last time, so I think
>we should remove it in a prep patch.
we miss completing polled io with this change.
bdev needs to be put in bio to complete polled passthrough IO.
nvme_ns_chr_uring_cmd_iopoll uses bio_poll and that in turn makes use of
this.
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next prev parent reply other threads:[~2022-09-25 19:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20220923093906epcas5p1308a262f3de722a923339c2e804fc5ee@epcas5p1.samsung.com>
2022-09-23 9:28 ` [PATCH for-next v8 0/5] fixed-buffer for uring-cmd/passthru Kanchan Joshi
2022-09-23 9:28 ` [PATCH for-next v8 1/5] io_uring: add io_uring_cmd_import_fixed Kanchan Joshi
2022-09-23 9:28 ` [PATCH for-next v8 2/5] io_uring: introduce fixed buffer support for io_uring_cmd Kanchan Joshi
2022-09-23 9:28 ` [PATCH for-next v8 3/5] nvme: refactor nvme_alloc_user_request Kanchan Joshi
2022-09-23 15:38 ` Christoph Hellwig
2022-09-25 17:39 ` Kanchan Joshi
2022-09-25 19:43 ` Kanchan Joshi [this message]
2022-09-26 14:51 ` Christoph Hellwig
2022-09-27 16:57 ` Kanchan Joshi
2022-09-23 9:28 ` [PATCH for-next v8 4/5] block: add helper to map bvec iterator for passthrough Kanchan Joshi
2022-09-23 15:30 ` Christoph Hellwig
2022-09-23 9:28 ` [PATCH for-next v8 5/5] nvme: wire up fixed buffer support for nvme passthrough Kanchan Joshi
2022-09-23 15:40 ` Christoph Hellwig
2022-09-23 14:15 ` [PATCH for-next v8 0/5] fixed-buffer for uring-cmd/passthru Jens Axboe
2022-09-25 17:56 ` Kanchan Joshi
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