From: Juergen Gross <jgross@suse.com>
To: Demi Marie Obenour <demiobenour@gmail.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Stefano Stabellini <sstabellini@kernel.org>
Cc: xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] Improve docs for IOCTL_GNTDEV_MAP_GRANT_REF
Date: Tue, 1 Feb 2022 07:07:45 +0100 [thread overview]
Message-ID: <370e3874-d547-acad-924c-87ad8ef00a1d@suse.com> (raw)
In-Reply-To: <f66c5a4e-2034-00b5-a635-6983bd999c07@gmail.com>
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On 31.01.22 18:23, Demi Marie Obenour wrote:
> The current implementation of gntdev guarantees that the first call to
> IOCTL_GNTDEV_MAP_GRANT_REF will set @index to 0. This is required to
> use gntdev for Wayland, which is a future desire of Qubes OS.
> Additionally, requesting zero grants results in an error, but this was
> not documented either. Document both of these.
>
> Signed-off-by: Demi Marie Obenour <demiobenour@gmail.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Juergen
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next prev parent reply other threads:[~2022-02-01 6:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-31 17:23 Demi Marie Obenour
2022-02-01 6:07 ` Juergen Gross [this message]
2022-02-04 9:24 ` Juergen Gross
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