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From: Christoph Hellwig <hch@lst.de>
To: Ming Lei <ming.lei@redhat.com>
Cc: Jens Axboe <axboe@kernel.dk>,
	linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
	linux-mm@kvack.org, linux-xfs@vger.kernel.org,
	Changhui Zhong <czhong@redhat.com>
Subject: Re: [PATCH] block: ignore RWF_HIPRI hint for sync dio
Date: Wed, 20 Apr 2022 14:56:37 +0200	[thread overview]
Message-ID: <20220420125637.GA28572@lst.de> (raw)
In-Reply-To: <20220420092651.2623016-1-ming.lei@redhat.com>

> -	if (dio->iocb->ki_flags & IOCB_HIPRI) {
> -		bio_set_polled(bio, dio->iocb);
> -		dio->submit.poll_bio = bio;
> -	}
> -

> -	WRITE_ONCE(iocb->private, dio->submit.poll_bio);
> +	WRITE_ONCE(iocb->private, NULL);

This will break io_uring async polling.



      reply	other threads:[~2022-04-20 12:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-20  9:26 Ming Lei
2022-04-20 12:56 ` Christoph Hellwig [this message]

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