linux-kernel - Re: [PATCH] ublk: remove redundant zone op check in ublk_setup

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Message-ID: <aNPaMVxUR-Q4haGX@fedora>
Date: Wed, 24 Sep 2025 19:46:57 +0800
From: Ming Lei <ming.lei@...hat.com>
To: Caleb Sander Mateos <csander@...estorage.com>
Cc: Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ublk: remove redundant zone op check in ublk_setup_iod()

On Tue, Sep 23, 2025 at 09:52:48AM -0600, Caleb Sander Mateos wrote:
> ublk_setup_iod() checks first whether the request is a zoned operation
> issued to a device without zoned support and returns BLK_STS_IOERR if
> so. However, such a request would already hit the default case in the
> subsequent switch statement and fail the ublk_queue_is_zoned() check,
> which also results in a return of BLK_STS_IOERR. So remove the redundant
> early check for unsupported zone ops.
> 
> Signed-off-by: Caleb Sander Mateos <csander@...estorage.com>

Reviewed-by: Ming Lei <ming.lei@...hat.com>

Thanks,
Ming