From: Borislav Petkov <bp@alien8.de>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: Dave Young <dyoung@redhat.com>,
matt.fleming@intel.com, linux-kernel@vger.kernel.org,
linux-efi@vger.kernel.org
Subject: Re: [PATCH] export efi.flags to sysfs
Date: Thu, 29 May 2014 14:50:38 +0200 [thread overview]
Message-ID: <20140529125038.GC21718@pd.tnic> (raw)
In-Reply-To: <20140529124520.GC14570@redhat.com>
On Thu, May 29, 2014 at 08:45:20AM -0400, Vivek Goyal wrote:
> I am curious that what's the meaning of 1:1 mapping here? So far I
> thought that means virt and physical addresses are same but that does
> not seem to be the case. So what does it mean?
1:1 mapping in the EFI's case (and maybe in any other case I'm aware of)
is taking the physical addresses of the EFI regions and mapping them at
the exact same addresses in the EFI page table.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2014-05-29 12:50 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-26 8:39 [PATCH] export efi.flags to sysfs Dave Young
2014-05-27 3:00 ` Dave Young
2014-05-27 13:36 ` Fleming, Matt
2014-05-28 2:09 ` Dave Young
2014-05-28 9:47 ` Dave Young
2014-05-28 15:51 ` Alex Thorlton
2014-05-28 19:04 ` Vivek Goyal
2014-05-28 20:11 ` Alex Thorlton
2014-05-29 11:58 ` Fleming, Matt
2014-05-29 2:37 ` Dave Young
2014-05-28 14:51 ` Vivek Goyal
2014-05-29 11:53 ` Fleming, Matt
2014-05-29 12:59 ` Vivek Goyal
2014-05-29 13:10 ` Fleming, Matt
2014-05-30 1:53 ` Dave Young
2014-05-27 13:34 ` Vivek Goyal
2014-05-28 2:13 ` Dave Young
2014-05-28 12:40 ` Vivek Goyal
2014-05-29 2:08 ` Dave Young
2014-05-29 9:09 ` Dave Young
2014-05-29 12:45 ` Vivek Goyal
2014-05-29 12:50 ` Borislav Petkov [this message]
2014-05-30 2:24 ` Dave Young
2014-05-30 7:33 ` Borislav Petkov
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