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Re: [Xen-devel] SWIOTLB allocation failed

To: pradeep singh rautela <rautelap@xxxxxxxxx>
Subject: Re: [Xen-devel] SWIOTLB allocation failed
From: Lukas Hejtmanek <xhejtman@xxxxxxxxxxx>
Date: Tue, 4 Dec 2007 15:26:43 +0100
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On Tue, Nov 27, 2007 at 07:33:40PM +0530, pradeep singh rautela wrote:
> Did you try using swiotlb=XYZ to solve your problem? XYZ is the amount
> of the memory for swiotlb.
> Did you get the same crash?

I noticed that using swiotlb=30000000 probably does not work at all as I got
the following:
[  189.436069] Kernel command line: root=/dev/sda1 ro
ip=147.251.11.44:1.2.3.4:147.251.11.1:255.255.255.128:skirit60-1:eth0:off
magrathea=eth1:10.0.0.1:10.0.0.101: swiotlb=30000000 xencons=tty
[  189.436416] Initializing CPU#0
[  189.436656] PID hash table entries: 4096 (order: 12, 32768 bytes)
[  189.436695] Xen reported: 2992.498 MHz processor.
[  189.436721] Console: colour dummy device 80x25
[  189.438468] Dentry cache hash table entries: 524288 (order: 10, 4194304
bytes)
[  189.440459] Inode-cache hash table entries: 262144 (order: 9, 2097152
bytes)
[  189.440825] Software IO TLB disabled

-- 
Lukáš Hejtmánek

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