linux-kernel - Re: [PATCH] PCI: update MSI attribute file documentation

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Message-ID: <CAErSpo42MJ1VkhDdJ_AM-5hsidakcE_GQzWfV9UVT36nK_5a5A@mail.gmail.com>
Date:	Tue, 3 Dec 2013 11:23:51 -0700
From:	Bjorn Helgaas <bhelgaas@...gle.com>
To:	Greg KH <greg@...ah.com>
Cc:	Veaceslav Falico <vfalico@...hat.com>,
	Neil Horman <nhorman@...driver.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Yinghai Lu <yinghai@...nel.org>,
	Knut Petersen <Knut_Petersen@...nline.de>,
	Ingo Molnar <mingo@...nel.org>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] PCI: update MSI attribute file documentation

On Mon, Dec 2, 2013 at 8:37 PM, Greg KH <greg@...ah.com> wrote:
> From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>
> Now that the MSI modes are now attribute files in sysfs, not
> subdirectories, update the documentation to reflect this.
>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

Thanks, I'll fold this into the patch that makes the code change, if
you don't mind.

Bjorn

> diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
> index 5210a51c90fd..a3c5a6685036 100644
> --- a/Documentation/ABI/testing/sysfs-bus-pci
> +++ b/Documentation/ABI/testing/sysfs-bus-pci
> @@ -70,18 +70,15 @@ Date:               September, 2011
>  Contact:       Neil Horman <nhorman@...driver.com>
>  Description:
>                 The /sys/devices/.../msi_irqs directory contains a variable set
> -               of sub-directories, with each sub-directory being named after a
> -               corresponding msi irq vector allocated to that device.  Each
> -               numbered sub-directory N contains attributes of that irq.
> -               Note that this directory is not created for device drivers which
> -               do not support msi irqs
> +               of files, with each file being named after a corresponding msi
> +               irq vector allocated to that device.
>
> -What:          /sys/bus/pci/devices/.../msi_irqs/<N>/mode
> +What:          /sys/bus/pci/devices/.../msi_irqs/<N>
>  Date:          September 2011
>  Contact:       Neil Horman <nhorman@...driver.com>
>  Description:
>                 This attribute indicates the mode that the irq vector named by
> -               the parent directory is in (msi vs. msix)
> +               the file is in (msi vs. msix)
>
>  What:          /sys/bus/pci/devices/.../remove
>  Date:          January 2009
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