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

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To: Rene Herman <rene.herman@...>

Cc: Andrea Arcangeli <andrea@...>, Nick Piggin <nickpiggin@...>, Christoph Lameter <clameter@...>, Mel Gorman <mel@...>, <linux-fsdevel@...>, <linux-kernel@...>, Christoph Hellwig <hch@...>, William Lee Irwin III <wli@...>, David Chinner <dgc@...>, Jens Axboe <jens.axboe@...>, Badari Pulavarty <pbadari@...>, Maxim Levitsky <maximlevitsky@...>, Fengguang Wu <fengguang.wu@...>, swin wang <wangswin@...>, <totty.lu@...>, <hugh@...>, <joern@...>

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

Date: Wednesday, September 19, 2007 - 12:33 am

On Wed, 19 Sep 2007, Rene Herman wrote:
quoted text> 
> I do feel larger blocksizes continue to make sense in general though. Packet
> writing on CD/DVD is a problem already today since the hardware needs 32K or
> 64K blocks and I'd expect to see more of these and similiar situations when
> flash gets (even) more popular which it sort of inevitably is going to be.

.. that's what scatter-gather exists for.

What's so hard with just realizing that physical memory isn't contiguous?

It's why we have MMU's. It's why we have scatter-gather. 

		Linus
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Messages in current thread:

[00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 2:03 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 10, 2:52 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:01 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 1:17 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 5:27 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 12:43 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), , (Tue Sep 11, 8:12 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:07 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), , (Tue Sep 11, 4:29 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:41 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 7:26 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 8:04 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Wed Sep 12, 4:20 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrew Morton, (Sat Sep 15, 4:44 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 15, 8:14 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 2:13 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 5:58 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Mon Sep 17, 6:03 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 23, 2:22 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Kyle Moffett, (Mon Sep 24, 8:32 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Sun Sep 16, 5:03 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 6:00 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 17, 8:11 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 18, 4:36 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 18, 6:00 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Tue Sep 18, 8:31 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Tue Sep 18, 6:49 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sat Sep 15, 11:51 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sat Sep 15, 4:14 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sat Sep 15, 6:30 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 9:54 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 11:08 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 5:08 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:48 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Mon Sep 17, 5:30 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Sun Sep 16, 1:46 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Sun Sep 16, 2:15 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Sun Sep 16, 2:21 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Sun Sep 16, 2:44 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Sun Sep 23, 1:44 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:51 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:06 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Sun Sep 16, 6:40 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 2:15 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 2:50 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:56 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 18, 3:31 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 23, 2:56 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Mon Sep 24, 11:39 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 4:54 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Sun Sep 16, 5:31 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Mon Sep 17, 6:13 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 23, 1:50 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Jörn, (Sun Sep 16, 1:53 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 6:03 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 5:31 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 10, 5:13 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Tue Sep 11, 12:02 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 8:05 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:03 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 11:36 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 12:47 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:13 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 2:31 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 11, 3:20 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), , (Tue Sep 11, 4:19 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 10, 10:26 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Maxim Levitsky, (Tue Sep 11, 2:25 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 10, 11:05 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 5:03 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 10, 9:44 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:11 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 12:53 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 4:42 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 1:30 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:41 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 2:06 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:52 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 2:07 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Wed Sep 12, 7:06 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Bernd Schmidt, (Mon Sep 17, 7:10 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 6:10 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Thu Sep 13, 4:51 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 1:52 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Sun Sep 16, 4:22 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 6:05 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 17, 8:10 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 18, 4:42 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 12:10 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Fri Sep 14, 1:42 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 8:31 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Sun Sep 16, 5:16 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 16, 6:38 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Mon Sep 17, 4:57 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Sun Sep 23, 2:49 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 4:53 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:35 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 2:00 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 5:48 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Martin J. Bligh, (Wed Sep 12, 10:29 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Tue Sep 11, 5:54 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 2:17 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Tue Sep 11, 8:00 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 10:46 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Wed Sep 12, 7:17 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Thu Sep 13, 5:20 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 2:08 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Fri Sep 14, 2:15 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Goswin von Brederlow, (Fri Sep 14, 8:33 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Sun Sep 16, 4:53 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 17, 6:21 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Mon Sep 17, 9:16 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 2:30 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 18, 1:53 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Tue Sep 18, 3:18 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 3:44 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Rene Herman, (Tue Sep 18, 11:41 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 11:50 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Rene Herman, (Wed Sep 19, 12:26 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Wed Sep 19, 12:33 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Rene Herman, (Wed Sep 19, 12:56 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nathan Scott, (Tue Sep 18, 8:58 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Linus Torvalds, (Tue Sep 18, 9:06 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Wed Sep 19, 1:09 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Wed Sep 19, 10:04 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Wed Sep 19, 9:38 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Thu Sep 27, 10:46 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 20, 2:07 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Hugh Dickins, (Fri Sep 21, 4:41 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Mon Sep 24, 5:13 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Andrea Arcangeli, (Thu Sep 20, 10:54 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 20, 2:11 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Alex Tomas, (Wed Sep 19, 5:41 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nathan Scott, (Tue Sep 18, 10:45 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Mel Gorman, (Thu Sep 13, 5:40 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Christoph Lameter, (Thu Sep 13, 10:38 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Tue Sep 11, 9:49 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 10:01 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Tue Sep 11, 11:27 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Wed Sep 12, 9:49 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Wed Sep 12, 1:23 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Thu Sep 13, 9:03 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Wed Sep 12, 10:01 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Thu Sep 13, 4:48 pm)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), David Chinner, (Mon Sep 17, 12:07 am)

Re: [00/41] Large Blocksize Support V7 (adds memmap support), Nick Piggin, (Sun Sep 16, 5:13 pm)

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