From: Mark Harmstone <maharmstone@meta.com>
To: Jens Axboe <axboe@kernel.dk>,
Mark Harmstone <maharmstone@meta.com>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
"io-uring@vger.kernel.org" <io-uring@vger.kernel.org>
Subject: Re: [PATCH 4/5] btrfs: add nowait parameter to btrfs_encoded_read
Date: Tue, 15 Oct 2024 08:48:50 +0000 [thread overview]
Message-ID: <5239b556-ee4e-44e0-972b-a2c6d06df338@meta.com> (raw)
In-Reply-To: <1299ba1d-e422-4ec7-af2a-aedca08df705@kernel.dk>
On 14/10/24 23:12, Jens Axboe wrote:
> >
> On 10/14/24 11:18 AM, Mark Harmstone wrote:
>> Adds a nowait parameter to btrfs_encoded_read, which if it is true
>> causes the function to return -EAGAIN rather than sleeping.
>
> Can't we just rely on kiocb->ki_flags & IOCB_NOWAIT for this?
> Doesn't really change the patch much, but you do avoid that extra
> parameter.
Thanks Jens. Yes, that makes sense.
Mark
next prev parent reply other threads:[~2024-10-15 8:48 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-14 17:18 [PATCH v3 0/5] btrfs: encoded reads via io_uring Mark Harmstone
2024-10-14 17:18 ` [PATCH 1/5] btrfs: remove pointless addition in btrfs_encoded_read Mark Harmstone
2024-10-14 17:18 ` [PATCH 2/5] btrfs: change btrfs_encoded_read_regular_fill_pages to take a callback Mark Harmstone
2024-10-15 15:23 ` David Sterba
2024-10-21 13:21 ` David Sterba
2024-10-14 17:18 ` [PATCH 3/5] btrfs: change btrfs_encoded_read so that reading of extent is done by caller Mark Harmstone
2024-10-14 17:18 ` [PATCH 4/5] btrfs: add nowait parameter to btrfs_encoded_read Mark Harmstone
2024-10-14 22:12 ` Jens Axboe
2024-10-15 8:48 ` Mark Harmstone [this message]
2024-10-14 17:18 ` [PATCH 5/5] btrfs: add io_uring command for encoded reads Mark Harmstone
2024-10-21 13:50 ` David Sterba
2024-10-21 16:15 ` Pavel Begunkov
2024-10-21 17:05 ` Mark Harmstone
2024-10-21 18:23 ` David Sterba
2024-10-22 9:12 ` Mark Harmstone
2024-10-14 17:44 ` [PATCH v3 0/5] btrfs: encoded reads via io_uring Boris Burkov
2024-10-15 8:50 ` Mark Harmstone
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