RE: [PATCH 3/8] ACPI/IORT: Support CANWBS memory access flag

[Shameerali Kolothum Thodi <shameerali.kolothum.thodi@huawei.com>]

> -----Original Message-----
> From: Jason Gunthorpe <jgg@nvidia.com>
> Sent: Wednesday, August 7, 2024 12:41 AM
> To: acpica-devel@lists.linux.dev; Alex Williamson
> <alex.williamson@redhat.com>; Guohanjun (Hanjun Guo)
> <guohanjun@huawei.com>; iommu@lists.linux.dev; Joerg Roedel
> <joro@8bytes.org>; Kevin Tian <kevin.tian@intel.com>; kvm@vger.kernel.org;
> Len Brown <lenb@kernel.org>; linux-acpi@vger.kernel.org; linux-arm-
> kernel@lists.infradead.org; Lorenzo Pieralisi <lpieralisi@kernel.org>; Rafael J.
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> Will Deacon <will@kernel.org>
> Cc: Eric Auger <eric.auger@redhat.com>; Jean-Philippe Brucker <jean-
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> patches@lists.linux.dev; Shameerali Kolothum Thodi
> <shameerali.kolothum.thodi@huawei.com>
> Subject: [PATCH 3/8] ACPI/IORT: Support CANWBS memory access flag
> 
> From: Nicolin Chen <nicolinc@nvidia.com>
> 
> The IORT spec, Issue E.f (April 2024), adds a new CANWBS bit to the Memory
> Access Flag field in the Memory Access Properties table, mainly for a PCI
> Root Complex.
...
> diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
> index e27958ef82642f..56ce7fc35312c8 100644
> --- a/include/acpi/actbl2.h
> +++ b/include/acpi/actbl2.h
> @@ -524,6 +524,7 @@ struct acpi_iort_memory_access {
> 
>  #define ACPI_IORT_MF_COHERENCY          (1)
>  #define ACPI_IORT_MF_ATTRIBUTES         (1<<1)
> +#define ACPI_IORT_MF_CANWBS             (1<<2)

I think we need to update Document number to E.f in IORT section in 
this file. Also isn't it this file normally gets updated through ACPICA pull ?

Thanks,
Shameer