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Groups > linux.kernel > #1310303
| From | Stefano Stabellini <stefano.stabellini@eu.citrix.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2 04/16] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table |
| Date | 2016-01-15 18:30 +0100 |
| Message-ID | <qRgmf-OC-19@gated-at.bofh.it> (permalink) |
| References | <qR6wx-2kF-3@gated-at.bofh.it> <qR6Ge-2DL-33@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, 15 Jan 2016, Shannon Zhao wrote:
> From: Shannon Zhao <shannon.zhao@linaro.org>
>
> 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@linaro.org>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> 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
>
>
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[PATCH v2 00/16] Add ACPI support for Xen Dom0 on ARM64 Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:00 +0100
[PATCH v2 01/16] Xen: ACPI: Hide UART used by Xen Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:00 +0100
Re: [PATCH v2 01/16] Xen: ACPI: Hide UART used by Xen Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-15 16:50 +0100
Re: [PATCH v2 01/16] Xen: ACPI: Hide UART used by Xen Mark Rutland <mark.rutland@arm.com> - 2016-01-18 11:40 +0100
Re: [PATCH v2 01/16] Xen: ACPI: Hide UART used by Xen Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-18 12:40 +0100
[PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:00 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Mark Rutland <mark.rutland@arm.com> - 2016-01-18 12:10 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-18 18:50 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Mark Rutland <mark.rutland@arm.com> - 2016-01-18 19:30 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-19 13:10 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Mark Rutland <mark.rutland@arm.com> - 2016-01-19 14:10 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Shannon Zhao <shannon.zhao@linaro.org> - 2016-01-19 14:40 +0100
Re: [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-19 15:30 +0100
Re: [Xen-devel] [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-18 18:10 +0100
Re: [Xen-devel] [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Shannon Zhao <shannon.zhao@linaro.org> - 2016-01-19 14:20 +0100
Re: [Xen-devel] [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-19 15:30 +0100
Re: [Xen-devel] [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-22 05:00 +0100
Re: [Xen-devel] [PATCH v2 16/16] ARM64: XEN: Initialize Xen specific UEFI runtime services Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-22 12:10 +0100
[PATCH v2 10/16] ARM: XEN: Move xen_early_init() before efi_init() Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:00 +0100
Re: [Xen-devel] [PATCH v2 10/16] ARM: XEN: Move xen_early_init() before efi_init() Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-18 16:10 +0100
Re: [Xen-devel] [PATCH v2 10/16] ARM: XEN: Move xen_early_init() before efi_init() Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-19 09:40 +0100
Re: [Xen-devel] [PATCH v2 10/16] ARM: XEN: Move xen_early_init() before efi_init() Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-19 13:20 +0100
[PATCH v2 05/16] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:10 +0100
[PATCH v2 04/16] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:10 +0100
Re: [PATCH v2 04/16] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-15 18:30 +0100
[PATCH v2 09/16] arm/xen: Get event-channel irq through HVM_PARAM when booting with ACPI Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-15 08:10 +0100
Re: [Xen-devel] [PATCH v2 09/16] arm/xen: Get event-channel irq through HVM_PARAM when booting with ACPI Stefano Stabellini <stefano.stabellini@eu.citrix.com> - 2016-01-18 15:40 +0100
Re: [Xen-devel] [PATCH v2 09/16] arm/xen: Get event-channel irq through HVM_PARAM when booting with ACPI Shannon Zhao <zhaoshenglong@huawei.com> - 2016-01-19 09:30 +0100
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