[Bug 247148] Re: Xen dom0 kernel corrupts software raid (2.6.24-19)

2008-09-09 Thread Amit Vainsencher
I've been using the system heavily with linux-image-2.6.24-19-xen, ver 2.6.24-19.41 w/patch applied and xen-hypervisor-3.2 ver 3.2.0-0ubuntu10. The issue seems to be fixed by the upstream patch. ** Changed in: xen-3.2 (Ubuntu) Status: New = Fix Committed -- Xen dom0 kernel corrupts

[Bug 247148] Re: Xen dom0 kernel corrupts software raid (2.6.24-19)

2008-09-03 Thread Amit Vainsencher
Hello, This is my first time posting in this system, so if I've overlooked some form of etiquette or done something wrong, I apologize in advance. There was a discussion of this issue in the xen mailing list, culminating in a patch: http://lists.xensource.com/archives/html/xen-

[Bug 247148] Re: Xen dom0 kernel corrupts software raid (2.6.24-19)

2008-09-03 Thread Amit Vainsencher
To be clear, I was testing this with linux-image-2.6.24-19-xen and both xen-3.2 and xen-3.1. According to posts on the xen mailing list, the issue is caused because the kernel will perform unnecessary bounce buffering with the sw-iommu when under heavy load from the 3w-9xxx driver. -- Xen dom0