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Re: [Xen-devel] [PATCH v5 9/9] xen/pciback: Implement PCI reset slot or bus with 'do_flr' SysFS attribute

To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, <bhelgaas@xxxxxxxxxx>, <linux-pci@xxxxxxxxxxxxxxx>, <linux-kernel@xxxxxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>, <boris.ostrovsky@xxxxxxxxxx>
From: David Vrabel <david.vrabel@xxxxxxxxxx>
Date: Thu, 4 Dec 2014 11:30:14 +0000
Delivery-date: Thu, 04 Dec 2014 11:30:33 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 03/12/14 21:40, Konrad Rzeszutek Wilk wrote:
> 
> Instead of doing all this complex dance, we depend on the toolstack
> doing the right thing. As such implement the 'do_flr' SysFS attribute
> which 'xl' uses when a device is detached or attached from/to a guest.
> It bypasses the need to worry about the PCI lock.

No.  Get pciback to add its own "reset" sysfs file (as I have repeatedly
proposed).

David

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References:
- [Xen-devel] [PATCH v5] Fixes for PCI backend for 3.19.
  - From: Konrad Rzeszutek Wilk
- [Xen-devel] [PATCH v5 9/9] xen/pciback: Implement PCI reset slot or bus with 'do_flr' SysFS attribute
  - From: Konrad Rzeszutek Wilk

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