Messages in this thread | | | Date | Wed, 23 Jun 2010 16:59:11 +0300 | From | Avi Kivity <> | Subject | Re: [PATCH for-2.6.35] virtio-pci: disable msi at startup |
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On 06/10/2010 06:22 PM, Michael S. Tsirkin wrote: > virtio-pci resets the device at startup by writing to the status > register, but this does not clear the pci config space, > specifically msi enable status which affects register > layout. > > This breaks things like kdump when they try to use e.g. virtio-blk. > > Fix by forcing msi off at startup. Since pci.c already has > a routine to do this, we export and use it instead of duplicating code. > >
Why doesn't a device reset result in msi being cleared?
Shouldn't a reset be equivalent to power cycling?
-- error compiling committee.c: too many arguments to function
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