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Re: [patch][rfc] rewrite ramdisk

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From: Nick Piggin <nickpiggin@...>
To: Theodore Tso <tytso@...>
Cc: Eric W. Biederman <ebiederm@...>, Andrew Morton <akpm@...>, Christian Borntraeger <borntraeger@...>, <linux-mm@...>, <linux-kernel@...>, Martin Schwidefsky <schwidefsky@...>
Subject: Re: [patch][rfc] rewrite ramdisk
Date: Tuesday, October 16, 2007 - 6:08 pm

On Wednesday 17 October 2007 07:28, Theodore Tso wrote:

It would be nice to be able to do that, I agree. The new ramdisk
code will be able to flush the buffer cache and destroy its data
separately, so it can actually be implemented.
-
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Messages in current thread:
[PATCH resend] ramdisk: fix zeroed ramdisk pages on memory p..., Christian Borntraeger, (Mon Oct 15, 4:28 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Nick Piggin, (Mon Oct 15, 10:06 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Andrew Morton, (Mon Oct 15, 5:16 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Nick Piggin, (Mon Oct 15, 11:23 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Eric W. Biederman, (Mon Oct 15, 11:14 pm)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Nick Piggin, (Tue Oct 16, 2:45 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Eric W. Biederman, (Tue Oct 16, 12:57 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Nick Piggin, (Tue Oct 16, 4:08 am)
[patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 3:47 am)
Re: [patch][rfc] rewrite ramdisk, Eric W. Biederman, (Wed Oct 17, 6:30 am)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Wed Oct 17, 8:49 am)
Re: [patch][rfc] rewrite ramdisk, Eric W. Biederman, (Wed Oct 17, 2:45 pm)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Wed Oct 17, 9:06 pm)
Re: [patch][rfc] rewrite ramdisk, Theodore Tso, (Tue Oct 16, 5:28 pm)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 6:08 pm)
Re: [patch][rfc] rewrite ramdisk, Eric W. Biederman, (Tue Oct 16, 7:48 pm)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 8:28 pm)
Re: [patch][rfc] rewrite ramdisk, Eric W. Biederman, (Tue Oct 16, 9:13 pm)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 9:47 pm)
Re: [patch][rfc] rewrite ramdisk, Eric W. Biederman, (Tue Oct 16, 5:08 am)
Re: [patch][rfc] rewrite ramdisk, Jan Engelhardt, (Tue Oct 16, 3:52 am)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 4:07 am)
Re: [patch][rfc] rewrite ramdisk, Jan Engelhardt, (Tue Oct 16, 4:17 am)
Re: [patch][rfc] rewrite ramdisk, Nick Piggin, (Tue Oct 16, 4:26 am)
Re: [patch][rfc] rewrite ramdisk, Jan Engelhardt, (Tue Oct 16, 4:53 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Christian Borntraeger, (Mon Oct 15, 5:05 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Nick Piggin, (Mon Oct 15, 10:38 am)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Eric W. Biederman, (Mon Oct 15, 2:38 pm)
Re: [PATCH resend] ramdisk: fix zeroed ramdisk pages on memo..., Eric W. Biederman, (Mon Oct 15, 6:37 pm)
[PATCH] rd: Preserve the dirty bit in init_page_buffers(), Eric W. Biederman, (Mon Oct 15, 6:40 pm)
Re: [PATCH] rd: Preserve the dirty bit in init_page_buffers(), Nick Piggin, (Tue Oct 16, 4:12 am)
Re: [PATCH] rd: Preserve the dirty bit in init_page_buffers(), Eric W. Biederman, (Tue Oct 16, 5:35 am)
[PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Mon Oct 15, 6:42 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Nick Piggin, (Tue Oct 16, 4:19 am)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Tue Oct 16, 3:06 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Nick Piggin, (Tue Oct 16, 6:06 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Christian Borntraeger, (Tue Oct 16, 4:48 am)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Christian Borntraeger, (Tue Oct 16, 3:56 am)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Christian Borntraeger, (Wed Oct 17, 12:14 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 1:57 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Christian Borntraeger, (Wed Oct 17, 5:48 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 6:22 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Christian Borntraeger, (Thu Oct 18, 5:26 am)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Fri Oct 19, 6:46 pm)
[PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Fri Oct 19, 6:51 pm)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 12:28 am)
Re: [PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Sun Oct 21, 1:10 am)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 1:24 am)
Re: [PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Sun Oct 21, 2:48 am)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 5:39 am)
Re: [PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Sun Oct 21, 1:56 pm)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 8:29 pm)
Re: [PATCH] rd: Use a private inode for backing storage, Christian Borntraeger, (Sun Oct 21, 3:28 am)
Re: [PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Sun Oct 21, 4:23 am)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 5:56 am)
Re: [PATCH] rd: Use a private inode for backing storage, Eric W. Biederman, (Sun Oct 21, 2:39 pm)
Re: [PATCH] rd: Use a private inode for backing storage, Chris Mason, (Mon Oct 22, 9:11 am)
Re: [PATCH] rd: Use a private inode for backing storage, Nick Piggin, (Sun Oct 21, 9:56 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Chris Mason, (Wed Oct 17, 3:14 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 4:29 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Chris Mason, (Wed Oct 17, 4:54 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 5:30 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Chris Mason, (Wed Oct 17, 6:58 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 7:28 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Chris Mason, (Wed Oct 17, 8:03 pm)
[RFC][PATCH] block: Isolate the buffer cache in it's own map..., Eric W. Biederman, (Wed Oct 17, 11:59 pm)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Nick Piggin, (Thu Oct 18, 1:10 am)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Eric W. Biederman, (Fri Oct 19, 5:35 pm)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Andrew Morton, (Thu Oct 18, 12:32 am)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Eric W. Biederman, (Fri Oct 19, 5:27 pm)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Nick Piggin, (Sun Oct 21, 12:24 am)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., David Chinner, (Sun Oct 21, 8:15 pm)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Eric W. Biederman, (Sun Oct 21, 12:53 am)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Nick Piggin, (Sun Oct 21, 1:36 am)
Re: [RFC][PATCH] block: Isolate the buffer cache in it's own..., Eric W. Biederman, (Sun Oct 21, 3:09 am)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Wed Oct 17, 11:27 pm)
Re: [PATCH] rd: Mark ramdisk buffers heads dirty, Eric W. Biederman, (Tue Oct 16, 5:22 am)
Re: Re: [PATCH] rd: Mark ramdisk buffers heads dirty, , (Tue Oct 16, 4:05 am)
Re: Re: [PATCH] rd: Mark ramdisk buffers heads dirty, , (Tue Oct 16, 4:13 am)