Attachment 628739 Details for Bug 865736 – (proposed dom0 patch, v2) xen PV passthru: assign SR-IOV virtual functions to separate virtual slots

[patch] (proposed dom0 patch, v2) xen PV passthru: assign SR-IOV virtual functions to separate virtual slots

rhel5.patch (text/plain), 1.21 KB, created by Laszlo Ersek on 2012-10-17 12:00:09 UTC

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Creator: Laszlo Ersek

Created: 2012-10-17 12:00:09 UTC

Size: 1.21 KB

patch

obsolete

>From d7b17e0d3fd423bea4a5ddb67e207821dd050445 Mon Sep 17 00:00:00 2001
>From: Laszlo Ersek <lersek@redhat.com>
>Date: Tue, 16 Oct 2012 18:44:16 +0200
>Subject: [RHEL5.9 Xen PATCH] xen PV passthru: assign SR-IOV virtual functions to separate virtual slots
>
>
>Signed-off-by: Laszlo Ersek <lersek@redhat.com>
>---
> drivers/xen/pciback/vpci.c |   12 +++++++++---
> 1 files changed, 9 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/xen/pciback/vpci.c b/drivers/xen/pciback/vpci.c
>index 84bc4b9..13c4387 100644
>--- a/drivers/xen/pciback/vpci.c
>+++ b/drivers/xen/pciback/vpci.c
>@@ -88,9 +88,15 @@ int pciback_add_pci_dev(struct pciback_device *pdev, struct pci_dev *dev)
> 
> 	spin_lock_irqsave(&vpci_dev->lock, flags);
> 
>-	/* Keep multi-function devices together on the virtual PCI bus */
>-	for (slot = 0; slot < PCI_SLOT_MAX; slot++) {
>-		if (!list_empty(&vpci_dev->dev_list[slot])) {
>+	/*
>+	 * Keep multi-function devices together on the virtual PCI bus, except
>+	 * virtual functions.
>+	 */
>+	if (!dev->is_virtfn) {
>+		for (slot = 0; slot < PCI_SLOT_MAX; slot++) {
>+			if (list_empty(&vpci_dev->dev_list[slot]))
>+				continue;
>+
> 			t = list_entry(list_first(&vpci_dev->dev_list[slot]),
> 				       struct pci_dev_entry, list);
> 
>-- 
>1.7.1
>

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Attachments on bug 865736: 628089 | 628112 | 628292 | 628739