linux-kernel - Re: [PATCH 1/2] PCI: Don't use dmi_name_in

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Message-ID: <20110521094739.0770bbc9@jbarnes-e6510>
Date:	Sat, 21 May 2011 09:47:39 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Jean Delvare <khali@...ux-fr.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 1/2] PCI: Don't use dmi_name_in_vendors in quirk

On Sun, 15 May 2011 18:13:46 +0200
Jean Delvare <khali@...ux-fr.org> wrote:

> Don't use the costly dmi_name_in_vendors() when we know the string we
> are looking for can only be in the DMI board name field. This is more
> robust and, more importantly, much faster.
> 
> Signed-off-by: Jean Delvare <khali@...ux-fr.org>
> Cc: Jesse Barnes <jbarnes@...tuousgeek.org>
> ---
>  drivers/pci/quirks.c |    7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> --- linux-2.6.39-rc7.orig/drivers/pci/quirks.c	2011-05-14
> 13:07:14.000000000 +0200 +++
> linux-2.6.39-rc7/drivers/pci/quirks.c	2011-05-15
> 14:42:02.000000000 +0200 @@ -2349,8 +2349,11 @@
> DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_A */ static void __devinit
> nvenet_msi_disable(struct pci_dev *dev) {
> -	if (dmi_name_in_vendors("P5N32-SLI PREMIUM") ||
> -	    dmi_name_in_vendors("P5N32-E SLI")) {
> +	const char *board_name = dmi_get_system_info(DMI_BOARD_NAME);
> +
> +	if (board_name &&
> +	    (strstr(board_name, "P5N32-SLI PREMIUM") ||
> +	     strstr(board_name, "P5N32-E SLI"))) {
>  		dev_info(&dev->dev,
>  			 "Disabling msi for MCP55 NIC on
> P5N32-SLI\n"); dev->no_msi = 1;
> 
> 

Applied, thanks.
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