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Re: [bigmem-patch] 4GB with Linux on IA32

To: kanoj@google.engr.sgi.com (Kanoj Sarcar)
Subject: Re: [bigmem-patch] 4GB with Linux on IA32
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
Date: Mon, 16 Aug 1999 20:43:37 +0100 (BST)
Cc: andrea@suse.de, torvalds@transmeta.com, sct@redhat.com, Gerhard.Wichert@pdb.siemens.de, Winfried.Gerhard@pdb.siemens.de, linux-kernel@vger.rutgers.edu,linux-mm@kvack.org
In-Reply-To: <199908161843.LAA76017@google.engr.sgi.com> from "Kanoj Sarcar" at Aug 16, 99 11:43:33 am
Sender: owner-linux-mm@kvack.org

> a range of user pages that were in bigmem area? Also, debuggers
> want to look at user memory, so they would also need to map the
> pages. Are there any other cases where a driver might want to 

That is the tricky one. What occurs if I mmap a high memory page of
another process via /proc/pid/mem ? then write it

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Follow-Ups:
- Re: [bigmem-patch] 4GB with Linux on IA32
  - From: Andrea Arcangeli <andrea@suse.de>

References:
- Re: [bigmem-patch] 4GB with Linux on IA32
  - From: kanoj@google.engr.sgi.com (Kanoj Sarcar)

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