From: "Luis R. Rodriguez" <mcgrof@kernel.org>
To: Daniel Kiper <daniel.kiper@oracle.com>
Cc: "Matt Fleming" <matt@codeblueprint.co.uk>,
"Michael Chang" <MChang@suse.com>,
linux-kernel@vger.kernel.org,
"Julien Grall" <julien.grall@arm.com>,
"Jan Beulich" <JBeulich@suse.com>,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, "Vojtěch Pavlík" <vojtech@suse.cz>,
"Gary Lin" <GLin@suse.com>,
xen-devel@lists.xenproject.org,
"Jeffrey Cheung" <JCheung@suse.com>,
"Charles Arndol" <carnold@suse.com>,
"Stefano Stabellini" <stefano.stabellini@eu.citrix.com>,
joeyli <jlee@suse.com>, "Borislav Petkov" <bp@alien8.de>,
"Boris Ostrovsky" <boris.ostrovsky@oracle.com>,
"Juergen Gross" <jgross@suse.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Jim Fehlig" <jfehlig@suse.com>,
"Andy Lutomirski" <luto@amacapital.net>,
"Luis R. Rodriguez" <mcgrof@kernel.org>,
david.vrabel@citrix.com, "Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: HVMLite / PVHv2 - using x86 EFI boot entry
Date: Sat, 9 Apr 2016 19:02:18 +0200 [thread overview]
Message-ID: <20160409170218.GC1990__1627.13444228775$1460221431$gmane$org@wotan.suse.de> (raw)
In-Reply-To: <20160406111130.GG3489@olila.local.net-space.pl>
On Wed, Apr 06, 2016 at 01:11:30PM +0200, Daniel Kiper wrote:
> On Wed, Apr 06, 2016 at 04:40:27AM +0200, Luis R. Rodriguez wrote:
> > Boris sent out the first HVMLite series of patches to add a new Xen guest type
> > February 1, 2016 [0]. We've been talking off list with a few folks now over
> > the prospect of instead of adding yet-another-boot-entry we instead fixate
> > HVMLite to use the x86 EFI boot entry. There's a series of reasons to consider
> > this, likewise there are reasons to question the effort required and if its
> > really needed. We'd like some more public review of this proposal, and see if
> > others can come up with other ideas, both in favor or against this proposal.
> >
> > This in particular is also a good time to get x86 Linux folks to chime on on
> > the general design proposal of HVMLite design, given that outside of the boot
> > entry discussion it would seem including myself that we didn't get the memo
> > over the proposed architecture review [1]. At least on my behalf perhaps the
> > only sticking thorns of the design was the new boot entry, which came to me
> > as a surprise, and this thread addresses and the lack of addressing semantics
> > for early boot (which we may seem to need to address; some of this is being
> > addressing in parallels through other work). The HVMLite document talks about
> > using ACPI_FADT_NO_VGA -- we don't use this yet upstream but I have some pending
> > changes which should make it easy to integrate its use on HVMLite. Perhaps
> > there are others that may have some other points they may want to raise now...
> >
> > A huge summary of the discussion over EFI boot option for HVMLite is now on a
> > wiki [2], below I'll just provide the outline of the discussion. Consider this a
> > request for more public review, feel free to take any of the items below and
> > elaborate on it as you see fit.
> >
> > Worth mentioning also is that this topic will be discussed at the 2016 Xen
> > Hackathon April 18-19 [3] at the ARM Cambridge, UK Headquarters so if you can
> > attend and this topic interests you, consider attending.
>
> I hope that you will be there as one of the biggest proponents of EFI entry point.
> If you does not it will be difficult or impossible to discuss this issue without you.
> In the worst case I can raise this topic on behalf of you and then we should organize
> phone call if possible (and accepted by others). However, to do that I must know your
> plans in advance.
I'll be there!
Luis
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next prev parent reply other threads:[~2016-04-09 17:02 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160406024027.GX1990@wotan.suse.de>
2016-04-06 9:40 ` HVMLite / PVHv2 - using x86 EFI boot entry David Vrabel
2016-04-06 11:07 ` George Dunlap
2016-04-06 11:11 ` Daniel Kiper
[not found] ` <CAFLBxZbRjB6QWH5GbG6osCXat9NQVUAyDYrAMrdALbCofpX3Dg@mail.gmail.com>
2016-04-06 15:02 ` Matt Fleming
2016-04-07 18:51 ` Luis R. Rodriguez
[not found] ` <20160406150240.GO2701@codeblueprint.co.uk>
2016-04-06 16:05 ` Konrad Rzeszutek Wilk
2016-04-06 16:23 ` Konrad Rzeszutek Wilk
2016-04-08 21:53 ` Luis R. Rodriguez
2016-04-13 10:03 ` Roger Pau Monné
[not found] ` <20160413100312.647eocdtbmak4btk@mac>
2016-04-13 10:21 ` Matt Fleming
[not found] ` <20160407185148.GL1990@wotan.suse.de>
2016-04-08 14:16 ` George Dunlap
[not found] ` <5707BD2E.20204@citrix.com>
2016-04-08 21:58 ` Luis R. Rodriguez
[not found] ` <20160408215854.GU1990@wotan.suse.de>
2016-04-12 22:12 ` Luis R. Rodriguez
2016-04-13 9:54 ` Roger Pau Monné
[not found] ` <20160412221225.GN1990@wotan.suse.de>
2016-04-13 10:05 ` George Dunlap
2016-04-13 10:25 ` Roger Pau Monné
[not found] ` <CAFLBxZbiGppNad=Z6-fLgx89O0yAFrSyARTCwv=vHBR3zJ=NsA@mail.gmail.com>
2016-04-13 18:54 ` Luis R. Rodriguez
[not found] ` <20160413185451.GY1990@wotan.suse.de>
2016-04-14 9:42 ` George Dunlap
[not found] ` <570F65F7.5050108@citrix.com>
2016-04-14 19:59 ` Luis R. Rodriguez
[not found] ` <20160413102156.b4qwhwbqvnnpmxgw@mac>
2016-04-13 19:10 ` Luis R. Rodriguez
[not found] ` <20160413095428.5mcbrimvc6vxffcw@mac>
2016-04-13 18:50 ` Luis R. Rodriguez
[not found] ` <20160413185010.GX1990@wotan.suse.de>
2016-04-13 19:02 ` Konrad Rzeszutek Wilk
2016-04-13 19:14 ` Luis R. Rodriguez
[not found] ` <20160413191408.GA1990@wotan.suse.de>
2016-04-13 19:22 ` Konrad Rzeszutek Wilk
2016-04-13 20:01 ` Luis R. Rodriguez
[not found] ` <20160413200118.GC1990@wotan.suse.de>
2016-04-13 20:11 ` Konrad Rzeszutek Wilk
2016-04-13 20:35 ` Luis R. Rodriguez
[not found] ` <CAB=NE6VdTB1Bc=c0oCd_tTHpwwkQcxhnOFdcLfck2jX=JjuOAQ@mail.gmail.com>
2016-04-13 20:48 ` Konrad Rzeszutek Wilk
2016-04-14 10:13 ` George Dunlap
2016-04-13 15:44 ` George Dunlap
[not found] ` <CAFLBxZbJ4QyJQ1-ZuXg_Q-9YNXnWzDyPNp4SX=d9g0DS8mJKaw@mail.gmail.com>
2016-04-13 19:52 ` Luis R. Rodriguez
[not found] ` <20160413195257.GB1990@wotan.suse.de>
2016-04-14 9:53 ` George Dunlap
[not found] ` <570F68AB.2040400@citrix.com>
2016-04-14 19:44 ` Luis R. Rodriguez
[not found] ` <20160414194408.GP1990@wotan.suse.de>
2016-04-14 20:38 ` Konrad Rzeszutek Wilk
[not found] ` <20160414203847.GB21657@localhost.localdomain>
2016-04-14 21:12 ` Luis R. Rodriguez
[not found] ` <20160414211201.GS1990@wotan.suse.de>
2016-04-15 2:14 ` Konrad Rzeszutek Wilk
2016-04-15 5:50 ` Juergen Gross
2016-04-15 9:59 ` George Dunlap
[not found] ` <57108121.1070307@suse.com>
2016-04-15 15:24 ` Luis R. Rodriguez
[not found] ` <5710BB74.2060409@citrix.com>
2016-04-15 15:30 ` Luis R. Rodriguez
[not found] ` <20160415153028.GX1990@wotan.suse.de>
2016-04-15 16:03 ` George Dunlap
[not found] ` <571110BB.2000408@citrix.com>
2016-04-15 17:17 ` Luis R. Rodriguez
[not found] ` <5704D978.1050101@citrix.com>
2016-04-08 20:40 ` Luis R. Rodriguez
[not found] ` <20160408204032.GR1990@wotan.suse.de>
2016-04-11 5:12 ` Juergen Gross
[not found] ` <570B3228.90400@suse.com>
2016-04-12 21:02 ` Andy Lutomirski
[not found] ` <CALCETrXvGR3XKJf5Ab_ZPc-iuNuzR8AzLpRBciemKz4r0vSrGA@mail.gmail.com>
2016-04-13 9:02 ` Roger Pau Monné
[not found] ` <20160413090202.bg2vfdl3iol7eedv@mac>
2016-04-13 10:15 ` Matt Fleming
[not found] ` <20160413101515.GJ2829@codeblueprint.co.uk>
2016-04-13 10:40 ` Matt Fleming
2016-04-13 11:12 ` George Dunlap
2016-04-13 11:59 ` Roger Pau Monné
[not found] ` <20160413115846.hyt4lg24rfkenbxu@mac>
2016-04-15 22:53 ` Matt Fleming
2016-04-13 18:29 ` Luis R. Rodriguez
[not found] ` <20160413182951.GW1990@wotan.suse.de>
2016-04-13 18:56 ` Konrad Rzeszutek Wilk
2016-04-13 20:40 ` Luis R. Rodriguez
[not found] ` <20160413204055.GD1990@wotan.suse.de>
2016-04-13 21:08 ` Konrad Rzeszutek Wilk
2016-04-13 22:23 ` Luis R. Rodriguez
[not found] ` <20160413222317.GH1990@wotan.suse.de>
2016-04-14 1:01 ` Konrad Rzeszutek Wilk
[not found] ` <20160414010131.GA21510@localhost.localdomain>
2016-04-14 18:40 ` Luis R. Rodriguez
[not found] ` <20160414184048.GM1990@wotan.suse.de>
2016-04-14 19:56 ` Konrad Rzeszutek Wilk
2016-04-14 20:56 ` Luis R. Rodriguez
[not found] ` <20160414205619.GR1990@wotan.suse.de>
2016-04-15 2:02 ` Konrad Rzeszutek Wilk
2016-04-15 10:06 ` Julien Grall
[not found] ` <5710BD0B.2070306@arm.com>
2016-04-15 14:55 ` Luis R. Rodriguez
[not found] ` <CAB=NE6UDuLOnW8xfTcgCGSbJ1aS4TkkokcGdeJGHMBps0T9=Sg@mail.gmail.com>
2016-04-15 18:44 ` Stefano Stabellini
[not found] ` <20160415020246.GA6956@localhost.localdomain>
2016-04-15 17:08 ` Luis R. Rodriguez
[not found] ` <20160406111130.GG3489@olila.local.net-space.pl>
2016-04-07 19:12 ` Luis R. Rodriguez
2016-04-09 17:02 ` Luis R. Rodriguez [this message]
2016-04-06 2:40 Luis R. Rodriguez
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