linux-kernel - Re: [PATCH v2 1/3] scsi: arcmsr: Add driver module parameter msi

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Date:   Wed, 29 Nov 2017 08:24:16 +0800
From:   Ching Huang <ching2048@...ca.com.tw>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     martin.petersen@...cle.com, James.Bottomley@...senPartnership.com,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        dan.carpenter@...cle.com
Subject: Re: [PATCH v2 1/3] scsi: arcmsr: Add driver module parameter
 msi_enable

On Tue, 2017-11-28 at 05:58 -0800, Christoph Hellwig wrote:
> On Tue, Nov 28, 2017 at 09:28:44AM +0800, Ching Huang wrote:
> > From: Ching Huang <ching2048@...ca.com.tw>
> > 
> > Add module parameter msi_enable to has a chance to disable msi interrupt if between controller and system has
> > msi INT compatible issue.
> 
> If there is a system issue the system will need a quirk, and not every
> driver.
Yeah, but hardware compatibility is hard to clarify. This solution can make both happy.