Re: [00/41] Large Blocksize Support V7 (adds memmap support)

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From: Christoph Lameter
Date: Tuesday, September 11, 2007 - 1:01 pm

On Tue, 11 Sep 2007, Nick Piggin wrote:


Well my problem first of all is that you did not read the full message. It 
discusses that later and provides page pools to address the issue.

Secondly you keep FUDding people with lots of theoretical concerns 
assuming Mel's approaches must fail. If there is an issue (I guess there 
must be right?) then please give us a concrete case of a failure that we 
can work against.


Allocations can currently fail and all code has the requirement to handle 
failure cases in one form or another.

Currently we can only handle up to order 3 allocs it seems. 2M pages (and 
in particular pagesizes > MAX_ORDER) will have to be handled by a separate 
large page pool facility discussed in the earlier message.
-
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Messages in current thread:
[00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 10, 11:03 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 5:05 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Tue Sep 11, 9:02 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 9:47 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Maxim Levitsky, (Tue Sep 11, 11:25 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 12:20 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:01 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:03 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:07 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:11 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:13 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:41 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 1:42 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 2:35 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 2:41 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 2:48 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 2:52 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 4:26 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:00 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:04 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Wed Sep 12, 1:20 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Martin J. Bligh, (Wed Sep 12, 7:29 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Wed Sep 12, 4:06 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Wed Sep 12, 4:17 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 13, 7:38 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 9:10 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 10:52 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 11:08 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 11:15 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 5:31 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 5:33 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 15, 5:14 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sat Sep 15, 8:51 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 15, 1:14 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sat Sep 15, 3:30 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:54 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 8:08 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Sun Sep 16, 11:15 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Sun Sep 16, 11:44 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 11:50 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 2:31 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 2:58 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 3:06 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 3:38 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 3:48 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 3:51 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 3:56 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 3:00 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 3:03 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 3:05 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 3:10 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 3:21 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 11:30 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 18, 12:18 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 18, 12:31 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 12:44 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 18, 1:36 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 18, 1:42 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Wed Sep 19, 7:04 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Thu Sep 20, 7:54 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 20, 11:07 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 20, 11:11 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 22, 10:50 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 22, 11:22 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 22, 11:49 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 22, 11:56 pm)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Mon Sep 24, 8:39 am)
Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 24, 2:13 pm)