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From: Borislav Petkov <bp@alien8.de>
To: Dave Young <dyoung@redhat.com>
Cc: Linux EFI <linux-efi@vger.kernel.org>, X86 ML <x86@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>, Borislav Petkov <bp@suse.de>,
	Matt Fleming <matt@console-pimps.org>,
	Matthew Garrett <mjg59@srcf.ucam.org>,
	"H. Peter Anvin" <hpa@zytor.com>,
	James Bottomley <James.Bottomley@HansenPartnership.com>,
	Vivek Goyal <vgoyal@redhat.com>, Toshi Kani <toshi.kani@hp.com>,
	Arjan van de Ven <arjan@linux.intel.com>
Subject: Re: [PATCH 3/3] efi: Make efi virtual runtime map passing more robust
Date: Wed, 18 Dec 2013 12:42:29 +0100	[thread overview]
Message-ID: <20131218114229.GA12222@pd.tnic> (raw)
In-Reply-To: <20131218090757.GA15594@dhcp-16-126.nay.redhat.com>

On Wed, Dec 18, 2013 at 05:07:57PM +0800, Dave Young wrote:
> How about firstly count the md numbers in the 1st loop, then
> get/roundup the total size, alloc the pages, map the mds one by one in
> another loop.

No need as most systems would never need to reallocate. Even on Toshi's
big system, the mds fit in less than one page - having a second one is
an additional safeguard, i.e. 2 pages should be more than enough in the
majority of the cases.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--

  reply	other threads:[~2013-12-18 11:42 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-16 23:36 [PATCH 0/3] EFI memmap fix Borislav Petkov
2013-12-16 23:36 ` [PATCH 1/3] x86, ptdump: Add the functionality to dump an arbitrary pagetable Borislav Petkov
2013-12-16 23:36 ` [PATCH 2/3] efi: Dump the EFI page table Borislav Petkov
2013-12-16 23:36 ` [PATCH 3/3] efi: Make efi virtual runtime map passing more robust Borislav Petkov
2013-12-17 11:23   ` Borislav Petkov
2013-12-17 12:10   ` Matt Fleming
2013-12-17 13:40     ` Borislav Petkov
2013-12-17 13:51       ` Matt Fleming
2013-12-17 14:28         ` Borislav Petkov
2013-12-18  9:07   ` Dave Young
2013-12-18 11:42     ` Borislav Petkov [this message]
2013-12-17  1:11 ` [PATCH 0/3] EFI memmap fix Toshi Kani

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