[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] blkif_map error starting fourth guest domain
On 8/6/07 11:19, "Kieran Mansley" <kmansley@xxxxxxxxxxxxxx> wrote: > The grant map that's failing is (linux-2.6-xen- > sparse/drivers/xen/blkback/interface.c:62): > > gnttab_set_map_op(&op, (unsigned long)blkif->blk_ring_area->addr, > GNTMAP_host_map, shared_page, blkif->domid); > > if (HYPERVISOR_grant_table_op(GNTTABOP_map_grant_ref, &op, 1)) > BUG(); > > I'll get some more tracing and info about why this page supplied by the > frontend doesn't have a PTE when I get some spare time. Thanks. The call to alloc_vm_area() should be ensuring that the pte does exist (as opposed to possibly needing to be allocated by the caller). -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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