Re: [PATCH] compilation fix of ia64 hypervisor.c, utils.c (was Re: [Xen-ia64-devel] latest tree building fail.)

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

On Wed, May 10, 2006 at 02:58:20PM -0600, Alex Williamson wrote:

>    Quick update.  Still some user error on my part here.  I was trying
> to boot a p2m/vp kernel w/ a non-p2m/vp xen.  The failure was because
> the ioremap was returning -ENOSYS, which we happily tried to use as the
> ioremapped address.  I think we need some error checking in that path.
> The domain should probably panic if such fundamental hypercalls are
> unavailable.  Unfortunately when I enable p2m/vp in xen, I don't even
> get to the point of starting to boot dom0.  I seem to be taking an MCA
> from some stray reference to 0xA0000 around the calls to
> dom_fw_dom0_passthrough().  I haven't yet narrowed down exactly where
> that's coming from.  Thanks,

The patch is attached.

-- 
yamahata

Attachment: 10042:4e5c513b77a2_panic_when_ioremap_hypercall_failed.patch
Description: Text document

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