linux-kernel - Re: [RFC PATCH 5/7] iommu/amd: Add support for Guest IO protection

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Message-ID: <YFNyUZg0JAgBLWwX@8bytes.org>
Date:   Thu, 18 Mar 2021 16:31:29 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     Suravee Suthikulpanit <suravee.suthikulpanit@....com>
Cc:     linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org,
        Jon.Grimm@....com, Wei.Huang2@....com
Subject: Re: [RFC PATCH 5/7] iommu/amd: Add support for Guest IO protection

On Fri, Mar 12, 2021 at 03:04:09AM -0600, Suravee Suthikulpanit wrote:
> @@ -519,6 +521,7 @@ struct protection_domain {
>  	spinlock_t lock;	/* mostly used to lock the page table*/
>  	u16 id;			/* the domain id written to the device table */
>  	int glx;		/* Number of levels for GCR3 table */
> +	bool giov;		/* guest IO protection domain */

Could this be turned into a flag?

Regards,

	Joerg