Re: [PATCH] i2c: add extra check to safe DMA buffer helper

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To: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>
Subject: Re: [PATCH] i2c: add extra check to safe DMA buffer helper
From: Wolfram Sang <wsa@xxxxxxxxxxxxx>
Date: Tue, 12 Mar 2019 13:11:55 +0100
Cc: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>, linux-i2c@xxxxxxxxxxxxxxx, linux-renesas-soc@xxxxxxxxxxxxxxx
In-reply-to: <CAJMQK-jPPdGO_-UK5qS1rqt0=Xg7RneLvyKApY3EFd33OPnSaw@mail.gmail.com>
References: <20190309105441.18472-1-wsa+renesas@sang-engineering.com> <CAJMQK-iDbBhD95Dweq2q8cMpJ65RCKUTzm8CLTYms6BxpqADXQ@mail.gmail.com> <20190311184630.5yqy3wf2xkhukwp5@ninjato> <CAJMQK-jPPdGO_-UK5qS1rqt0=Xg7RneLvyKApY3EFd33OPnSaw@mail.gmail.com>
User-agent: NeoMutt/20170113 (1.7.2)

> Yes. But I think the debug message here is just to tell caller that
> threshold == 0 might not make sense.

I can agree to the debug message. I'll send V2 soon.

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References:
- [PATCH] i2c: add extra check to safe DMA buffer helper
  - From: Wolfram Sang
- Re: [PATCH] i2c: add extra check to safe DMA buffer helper
  - From: Hsin-Yi Wang
- Re: [PATCH] i2c: add extra check to safe DMA buffer helper
  - From: Wolfram Sang
- Re: [PATCH] i2c: add extra check to safe DMA buffer helper
  - From: Hsin-Yi Wang

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