linux-kernel - Re: [PATCH 09/32] x86/boot/e820: Call the PCI gap a 'gap' in the boot log printout

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <aCsjvKT_FO7HxIt4@smile.fi.intel.com>
Date: Mon, 19 May 2025 15:27:40 +0300
From: Andy Shevchenko <andy@...nel.org>
To: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...nel.org>,
	Borislav Petkov <bp@...en8.de>, Juergen Gross <jgross@...e.com>,
	"H . Peter Anvin" <hpa@...or.com>,
	Kees Cook <keescook@...omium.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Mike Rapoport <rppt@...nel.org>,
	Paul Menzel <pmenzel@...gen.mpg.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	David Woodhouse <dwmw@...zon.co.uk>
Subject: Re: [PATCH 09/32] x86/boot/e820: Call the PCI gap a 'gap' in the
 boot log printout

On Thu, May 15, 2025 at 02:05:25PM +0200, Ingo Molnar wrote:
> It is a bit weird and inconsistent that the PCI gap is
> advertised during bootup as 'mem'ory:
> 
>   [mem 0xc0000000-0xfed1bfff] available for PCI devices
>    ^^^
> 
> It's not really memory, it's a gap that PCI devices can decode
> and use and they often do not map it to any memory themselves.
> 
> So advertise it for what it is, a gap:
> 
>   [gap 0xc0000000-0xfed1bfff] available for PCI devices

Why not use word 'range' instead of the 'gap'? This will allow to switch to
%pra without modifying the output.

-- 
With Best Regards,
Andy Shevchenko