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From: Daniel Wagner <dwagner@suse.de>
To: Sagi Grimberg <sagi@grimberg.me>
Cc: linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org,
	Hannes Reinecke <hare@suse.de>,
	yi.he@emc.com
Subject: Re: [PATCH] nvme-tcp: Do not reset transport on data digest errors
Date: Mon, 9 Aug 2021 11:09:47 +0200	[thread overview]
Message-ID: <20210809090947.luoqaooi7gc6u6yu@carbon> (raw)
In-Reply-To: <47ef76c6-4430-ca24-405e-a226d4303a39@grimberg.me>

Hi Sagi,

On Fri, Aug 06, 2021 at 12:42:00PM -0700, Sagi Grimberg wrote:
> > @@ -89,6 +89,7 @@ struct nvme_tcp_queue {
> >   	size_t			data_remaining;
> >   	size_t			ddgst_remaining;
> >   	unsigned int		nr_cqe;
> > +	u16			status;
> 
> Why is this a queue member and not a request member?

I was not sure if the TCP transport specific error handling should
impact all other transport (size of struct request). Also I tried to
avoid accessing cachelines which are not already in use. Except this I
don't see there should be no problem to put this to struct request.

Daniel

  reply	other threads:[~2021-08-09  9:09 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-05 12:15 Daniel Wagner
2021-08-06 19:42 ` Sagi Grimberg
2021-08-09  9:09   ` Daniel Wagner [this message]
2021-08-11  1:02     ` Sagi Grimberg
2021-08-11 10:31       ` Daniel Wagner
2021-08-18 12:44         ` Daniel Wagner
2021-08-23 17:13           ` Sagi Grimberg
2021-08-20 10:20 ` Hannes Reinecke

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