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From: Borislav Petkov <bp@suse.de>
To: Baoquan He <bhe@redhat.com>
Cc: tglx@linutronix.de, stable@vger.kernel.org, mingo@kernel.org,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	peterz@infradead.org, keescook@chromium.org, luto@kernel.org,
	hpa@zytor.com, kirill@linux.intel.com,
	dave.hansen@linux.intel.com, linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/urgent] x86/mm/KASLR: Compute the size of the vmemmap section properly
Date: Sat, 8 Jun 2019 09:49:59 +0200	[thread overview]
Message-ID: <20190608074959.GA31866@zn.tnic> (raw)
In-Reply-To: <20190608021404.GA26148@MiWiFi-R3L-srv>

On Sat, Jun 08, 2019 at 10:14:04AM +0800, Baoquan He wrote:
> Here, 4PB = 4*2^50 = 4*1024^5, the vmemmap should be 64 TB, am I right?

PB is 1000^5 petabytes.

1024^5 is PiB or pebibytes.

https://en.wikipedia.org/wiki/Petabyte

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Mary Higgins, Sri Rasiah, HRB 21284 (AG Nürnberg)
-- 

      reply	other threads:[~2019-06-08  7:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-23  2:57 [PATCH v5] x86/mm/KASLR: Fix the size of vmemmap section Baoquan He
     [not found] ` <20190529131454.9818321019@mail.kernel.org>
2019-05-30  0:46   ` Baoquan He
2019-06-07 21:16 ` [tip:x86/urgent] x86/mm/KASLR: Compute the size of the vmemmap section properly tip-bot for Baoquan He
2019-06-08  2:14   ` Baoquan He
2019-06-08  7:49     ` Borislav Petkov [this message]

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