netdev - Re: [PATCH 1/3] rtlwifi: make MSI support a module parameter

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 5 May 2014 15:40:37 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Larry Finger <Larry.Finger@...inger.net>
Cc:	Adam Lee <adam.lee@...onical.com>, linux-wireless@...r.kernel.org,
	netdev@...r.kernel.org, "John W. Linville" <linville@...driver.com>
Subject: Re: [PATCH 1/3] rtlwifi: make MSI support a module parameter

On Mon, 05 May 2014 09:56:16 -0500
Larry Finger <Larry.Finger@...inger.net> wrote:

> On 05/05/2014 03:33 AM, Adam Lee wrote:
> > This makes MSI support a module parameter, for debugging and workaround
> > convenience.
> >
> > Signed-off-by: Adam Lee <adam.lee@...onical.com>  
> 
> Acked-by: Larry Finger <Larry.Finger@...inger.net> (for all 3 patches)
> 
> I would have made the default for the MSI option to be true, but that is a 
> matter of preference, and only experience would show which default leads to the 
> fewer failures. On my laptop, both rtl8188ee and rtl8723be work either way. I am 
> now working on a driver for the RTL8192EE that also can use MSI - that has only 
> been tested with the option on.
> 
> Larry

Standard practice is to assume MSI is available, and let the quirks
in the PCI subsystem reject the request to enable MSI.

Also other drivers have a 'disable_msi' module parameter why not follow
their example.

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html