linux-kernel - Re: [PATCH v3] mptlan: add checks for dma mapping errors

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Message-ID: <56A8ECCD.2010102@redhat.com>
Date:	Wed, 27 Jan 2016 17:14:05 +0100
From:	Tomas Henzl <thenzl@...hat.com>
To:	Sathya Prakash <sathya.prakash@...gotech.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>
Cc:	Alexey Khoroshilov <khoroshilov@...ras.ru>,
	Sreekanth Reddy <sreekanth.reddy@...gotech.com>,
	PDL-MPT-FUSIONLINUX <MPT-FusionLinux.pdl@...gotech.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	ldv-project@...uxtesting.org
Subject: Re: [PATCH v3] mptlan: add checks for dma mapping errors

On 27.1.2016 06:44, Sathya Prakash wrote:
> There is no fusion based network card and resources exists today in
> Avago(LSI) to test this patch so we prefer to leave it as is. We would
> like to prevent any new changes on MPT (FC/SCSI/SAS/LAN) drivers as we
> don't have support for those cards anymore,  is there a way we could
> remove those drivers from newer kernels or mark them as unmaintained?.

There still are users of some of those drivers (mptsas for example)
in certain distributions, so even if in fact they aren't
directly maintained, we should keep them in mainline.

Thanks,
Tomas

>
> Thanks
> Sathya
>
> -----Original Message-----
> From: mpt-fusionlinux.pdl@...gotech.com
> [mailto:mpt-fusionlinux.pdl@...gotech.com] On Behalf Of Martin K. Petersen
> Sent: Tuesday, January 26, 2016 7:23 PM
> To: Tomas Henzl
> Cc: Alexey Khoroshilov; Sreekanth Reddy;
> MPT-FusionLinux.pdl@...gotech.com; linux-scsi@...r.kernel.org;
> linux-kernel@...r.kernel.org; ldv-project@...uxtesting.org
> Subject: Re: [PATCH v3] mptlan: add checks for dma mapping errors
>
>>>>>> "Tomas" == Tomas Henzl <thenzl@...hat.com> writes:
> Tomas> Other than that - previous patch for this driver came in in 2010
> Tomas> - six years ago and the driver seems unmaintained now.  I'm not
> Tomas> sure if we should fix hw we can't test and when there is not an
> Tomas> user bug report. This example nicely shows how easy it is to add
> Tomas> new bugs even when a fix looks trivial.
>
> Yeah, I'm inclined to leave it as is.
>
> If somebody provides a Tested-by: I'll reconsider.
>