The vbd stops when it tries to access /dev/random

[Hirofumi Tsujimura <tsujimura.hirof@jp.fujitsu.com>]

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Hi all,

We found a problem when we tested PV-on-HVM drivers.
The vbd stops when it tries to access /dev/random.
This problem occurs because the platform-pci doesn't
register SA_SAMPLE_RANDOM handler to request_irq.

This patch is corrected for platform-pci to register it.
Thanks.
-- 
Hirofumi Tsujimura

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# HG changeset patch
# User t.horikoshi@jp.fujitsu.com
# Date 1168490742 -32400
# Node ID bc40028d11c0df0add4cb8b9f034f6ed776c3d61
# Parent  e66f047bc97e9121bdbd873f61feb37da469c2ba
fix /dev/random read

Signed-off-by: Tomonari Horikoshi <t.horikoshi@jp.fujitsu.com>
Signed-off-by: Hirofumi Tsujimura <tsujimura.hirof@jp.fujitsu.com>

diff -r e66f047bc97e -r bc40028d11c0 unmodified_drivers/linux-2.6/platform-pci/platform-pci.c
--- a/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c	Tue Jan 09 18:56:44 2007 -0800
+++ b/unmodified_drivers/linux-2.6/platform-pci/platform-pci.c	Thu Jan 11 13:45:42 2007 +0900
@@ -250,7 +250,7 @@ static int __devinit platform_pci_init(s
 	if ((ret = init_xen_info()))
 		goto out;
 
-	if ((ret = request_irq(pdev->irq, evtchn_interrupt, SA_SHIRQ,
+	if ((ret = request_irq(pdev->irq, evtchn_interrupt, SA_SHIRQ | SA_SAMPLE_RANDOM,
 			       "xen-platform-pci", pdev))) {
 		goto out;
 	}

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