From: Jan Beulich <jbeulich@suse.com>
To: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
Cc: xen-devel@lists.xenproject.org,
Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [Xen-devel] [PATCH v4 1/3] efi: remove old SetVirtualAddressMap() arrangement
Date: Fri, 25 Oct 2019 16:26:42 +0200 [thread overview]
Message-ID: <2d9e5ed6-19c6-fa66-1324-b852370134ee@suse.com> (raw)
In-Reply-To: <b7a419a3ae5f1bcb4d954e3609a5d1a982f48ebc.1571888583.git-series.marmarek@invisiblethingslab.com>
On 24.10.2019 05:45, Marek Marczykowski-Górecki wrote:
> Remove unused (#ifdef-ed out) code. Reviving it in its current shape
> won't fly because:
> - SetVirtualAddressMap() needs to be called with 1:1 mapping, which
> isn't the case at this time
> - it uses directmap, which may go away soon
> - it uses directmap, which is mapped with NX, breaking EfiRuntimeServicesCode
>
> No functional change.
>
> Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
> Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
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next prev parent reply other threads:[~2019-10-25 14:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-24 3:45 [Xen-devel] [PATCH v4 0/3] Optionally call EFI SetVirtualAddressMap() Marek Marczykowski-Górecki
2019-10-24 3:45 ` [Xen-devel] [PATCH v4 1/3] efi: remove old SetVirtualAddressMap() arrangement Marek Marczykowski-Górecki
2019-10-25 14:26 ` Jan Beulich [this message]
2019-10-24 3:45 ` [Xen-devel] [PATCH v4 2/3] xen/efi: optionally call SetVirtualAddressMap() Marek Marczykowski-Górecki
2019-10-25 14:27 ` Jan Beulich
2019-10-24 3:45 ` [Xen-devel] [PATCH v4 3/3] xen/efi: use directmap to access runtime services table Marek Marczykowski-Górecki
2019-10-24 13:11 ` Xia, Hongyan
2019-10-24 13:52 ` marmarek
2019-10-25 14:12 ` Jan Beulich
2019-10-25 14:48 ` [Xen-devel] [PATCH v4 0/3] Optionally call EFI SetVirtualAddressMap() Jürgen Groß
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