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From: Ingo Molnar <mingo@kernel.org>
To: Nicholas Krause <xerofoify@gmail.com>
Cc: bhelgaas@google.com, tglx@linutronix.de, mingo@redhat.com,
	hpa@zytor.com, x86@kernel.org, linux-pci@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2] x86:pci: Change  sta2x11_dma_ops stucture to use switolb_dma_supported as it's dma_supported function in sta2x11-fixup.c
Date: Wed, 18 Feb 2015 18:11:51 +0100	[thread overview]
Message-ID: <20150218171151.GA29241@gmail.com> (raw)
In-Reply-To: <1424132571-32018-1-git-send-email-xerofoify@gmail.com>


* Nicholas Krause <xerofoify@gmail.com> wrote:

> This changes the structure sta2x11_dma_ops stucture to use switolb_dma_supported
> as it's function for dma_supported hardware verus setting this value to NULL as
> this should be set correctly for when dma_supported function needs to be called
> for this hardware. Otherwise this will cause a bug that will crash a operation
> needing to access this function if an intended hardware operation needs to call
> it but the kernel has the function pointer for this structure set to NULL
> incorrectly.

Hm, I have asked a question for the v1 patch already:

  https://lkml.org/lkml/2015/2/16/30

is there an answer to my question?

Thanks,

	Ingo

       reply	other threads:[~2015-02-18 17:11 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1424132571-32018-1-git-send-email-xerofoify@gmail.com>
2015-02-18 17:11 ` Ingo Molnar [this message]
2015-02-18 18:06   ` [PATCH V2] x86:pci: Change sta2x11_dma_ops stucture to use switolb_dma_supported as it's dma_supported function in sta2x11-fixup.c Ingo Molnar

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