[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v2 04/16] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table
On Fri, 15 Jan 2016, Shannon Zhao wrote: > From: Shannon Zhao <shannon.zhao@xxxxxxxxxx> > > Use xen_xlate_map_ballooned_pages to setup grant table. Then it doesn't > rely on DT or ACPI to pass the start address and size of grant table. > > Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx> Acked-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> > arch/arm/xen/enlighten.c | 13 ++++--------- > 1 file changed, 4 insertions(+), 9 deletions(-) > > diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c > index afe6175..6d90a62 100644 > --- a/arch/arm/xen/enlighten.c > +++ b/arch/arm/xen/enlighten.c > @@ -266,18 +266,10 @@ static int __init xen_guest_init(void) > { > struct xen_add_to_physmap xatp; > struct shared_info *shared_info_page = NULL; > - struct resource res; > - phys_addr_t grant_frames; > > if (!xen_domain()) > return 0; > > - if (of_address_to_resource(xen_node, GRANT_TABLE_PHYSADDR, &res)) { > - pr_err("Xen grant table base address not found\n"); > - return -ENODEV; > - } > - grant_frames = res.start; > - > xen_events_irq = irq_of_parse_and_map(xen_node, 0); > if (!xen_events_irq) { > pr_err("Xen event channel interrupt not found\n"); > @@ -312,7 +304,10 @@ static int __init xen_guest_init(void) > if (xen_vcpu_info == NULL) > return -ENOMEM; > > - if (gnttab_setup_auto_xlat_frames(grant_frames)) { > + xen_auto_xlat_grant_frames.count = gnttab_max_grant_frames(); > + if (xen_xlate_map_ballooned_pages(&xen_auto_xlat_grant_frames.pfn, > + &xen_auto_xlat_grant_frames.vaddr, > + xen_auto_xlat_grant_frames.count)) { > free_percpu(xen_vcpu_info); > return -ENOMEM; > } > -- > 2.0.4 > > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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