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From: "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
To: Ingo Molnar <mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
Cc: Andy Lutomirski <luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org>,
	Denys Vlasenko <dvlasenk-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Leif Lindholm
	<leif.lindholm-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
	Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>,
	stable <stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Andrew Morton
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	Brian Gerst <brgerst-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	"linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Ard Biesheuvel
	<ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Linus Torvalds
	<torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
	Peter Jones <pjones-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Matt Fleming
	<matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>,
	Matt Fleming
	<matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Borislav Petkov <bp-l3A5Bk7waGM@public.gmane.org>,
	"Lee, Chun-Yi" <jlee-IBi9RG/b67k@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	James Bottomley <JBottomley-wo1vFcy6AUs@public.gmane.org>
Subject: Re: [PATCH 1/2] x86/efi: Map EFI memmap entries in-order at runtime
Date: Tue, 29 Sep 2015 17:54:52 -0700	[thread overview]
Message-ID: <560B32DC.2080704@zytor.com> (raw)
In-Reply-To: <20150928061646.GA21690-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

On 09/27/2015 11:16 PM, Ingo Molnar wrote:
> 
> So the question is, what does Windows do?
> 
> PC firmware is a hostile environment for Linux, to be compatible the best we can 
> do is to mimic the environment that the firmware is tested under - i.e. try to use 
> the firmware in the way Windows uses it.
> 

Windows apparently went through the same exercise of breakage followed
by a fix.  It is unknown if Windows will preserve gaps since those are
not manifest on existing firmware.

	-hpa

  parent reply	other threads:[~2015-09-30  0:54 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-25 22:02 [GIT PULL 0/2] EFI urgent fixes Matt Fleming
2015-09-25 22:02 ` [PATCH 1/2] x86/efi: Map EFI memmap entries in-order at runtime Matt Fleming
     [not found]   ` <1443218539-7610-2-git-send-email-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-09-26  5:56     ` Ingo Molnar
     [not found]       ` <20150926055643.GA25877-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-26  6:44         ` Ard Biesheuvel
2015-09-26 17:01         ` Andy Lutomirski
2015-09-26 17:20           ` H. Peter Anvin
     [not found]             ` <E40EBF14-FD9E-49C0-A7FB-951958F72F79-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2015-09-26 18:15               ` Ard Biesheuvel
2015-09-26 19:49                 ` H. Peter Anvin
2015-09-26 19:57                   ` Matt Fleming
     [not found]                     ` <20150926195755.GC3144-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-09-26 20:09                       ` Ard Biesheuvel
2015-09-26 20:19                         ` H. Peter Anvin
2015-09-27 16:30                           ` Andy Lutomirski
     [not found]                             ` <CALCETrUA6k-oHzuWA54VzEA1v63b5--JPCCuBoOxLisOtjUn+g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-27 18:06                               ` Matthew Garrett
     [not found]                                 ` <20150927180633.GA29466-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2015-09-28  6:16                                   ` Ingo Molnar
2015-09-28  6:41                                     ` Matthew Garrett
     [not found]                                       ` <20150928064143.GA7380-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2015-09-29 21:58                                         ` Laszlo Ersek
2015-09-30  9:30                                           ` Ard Biesheuvel
     [not found]                                             ` <CAKv+Gu-enULj-OMRufB3OPSUVueM1843bD1CdFybaAS7xMUKgw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-30 16:43                                               ` Andy Lutomirski
2015-09-30 17:24                                                 ` James Bottomley
     [not found]                                     ` <20150928061646.GA21690-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-30  0:54                                       ` H. Peter Anvin [this message]
2015-09-26 19:55               ` Matt Fleming
2015-09-27  6:50           ` Ingo Molnar
2015-09-26 13:43       ` Matt Fleming
     [not found]         ` <20150926134329.GA3144-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-09-27  7:03           ` Ingo Molnar
2015-09-28  6:49             ` Ard Biesheuvel
     [not found]               ` <CAKv+Gu8M2pmzfeA=NT4c44E6-PQvRKHZjEJt78mryGcp6bBD8w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-28  8:22                 ` Ingo Molnar
     [not found]                   ` <20150928082245.GA28796-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-28  9:51                     ` Ard Biesheuvel
2015-09-29  9:12                       ` Ingo Molnar
2015-09-29 10:41                         ` Ard Biesheuvel
     [not found]                           ` <CAKv+Gu8GpaHRL8EZxJCs8dw8ngFVoYNP1Q=hqhZ=LOF+3vXPLw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-29 14:18                             ` Matt Fleming
     [not found]                         ` <20150929091230.GA2023-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-29 13:52                           ` Matt Fleming
2015-09-25 22:02 ` [PATCH 2/2] arm64/efi: Don't pad between EFI_MEMORY_RUNTIME regions Matt Fleming
     [not found]   ` <1443218539-7610-3-git-send-email-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-09-26  6:01     ` Ingo Molnar
     [not found]       ` <20150926060159.GB25877-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-26  7:08         ` Ard Biesheuvel
     [not found]           ` <CAKv+Gu_JRCmx5qKq7SDDq73BegVs3LKZwe+OdvTKb4YD_CURyw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-27  7:06             ` Ingo Molnar
2015-09-27 10:40               ` Borislav Petkov
2015-09-28  6:20                 ` Ingo Molnar
2015-09-29  9:31                 ` Dave Young
2015-09-29 10:24                   ` Borislav Petkov
     [not found]                 ` <20150927104014.GA7631-fF5Pk5pvG8Y@public.gmane.org>
2015-09-29 14:36                   ` Matt Fleming
     [not found]                     ` <20150929143612.GC4401-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-09-30  0:56                       ` H. Peter Anvin
     [not found]                         ` <560B3327.9020801-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2015-09-30  8:33                           ` Borislav Petkov
2015-09-30  1:03               ` H. Peter Anvin
2015-09-30  1:16                 ` Andy Lutomirski
2015-09-30  1:19                   ` H. Peter Anvin
     [not found]                   ` <CALCETrVvwxZN95swaUDG2fkz9brWV3BQkfMDtLJXZkTRpe8nRg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-30  4:24                     ` Ard Biesheuvel
2015-10-01 10:44                 ` Ingo Molnar

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