netdev - Re: [PATCH net 2/2] ethtool: cmis: use u16 for calculated read_write_len

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Message-ID: <Z_YWYKfUATz19geO@shredder>
Date: Wed, 9 Apr 2025 09:40:32 +0300
From: Ido Schimmel <idosch@...sch.org>
To: Michael Chan <michael.chan@...adcom.com>
Cc: Damodharam Ammepalli <damodharam.ammepalli@...adcom.com>,
	davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, andrew@...n.ch,
	horms@...nel.org, danieller@...dia.com,
	andrew.gospodarek@...adcom.com, petrm@...dia.com
Subject: Re: [PATCH net 2/2] ethtool: cmis: use u16 for calculated
 read_write_len_ext

On Tue, Apr 08, 2025 at 11:25:44AM -0700, Michael Chan wrote:
> On Mon, Apr 7, 2025 at 9:23 AM Ido Schimmel <idosch@...sch.org> wrote:
> >
> > To be clear, this is what I'm suggesting [1] and it doesn't involve
> > setting args->req.epl_len to zero, so I'm not sure what was tested.
> >
> > Basically, setting maximum length of read or write to 128 bytes as the
> > kernel does not currently support auto paging (even if the transceiver
> > module does) and will not try to perform cross-page reads or writes.
> 
> Ido, do you want to post your patch formally?  Damodharam has tested
> it and he is providing his:
> 
> Tested-by: Damodharam Ammepalli <damodharam.ammepalli@...adcom.com>
> 
> I'll drop this patch and repost patch #1 only.  Thanks.

OK, as you wish. I figured you would just incorporate the change into
v2, but I can post the patch myself.