| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sat, 30 Jun 2007 10:32:43 +0100 From: Christoph Hellwig <hch@...radead.org> To: Jared Hulbert <jaredeh@...il.com> Cc: Christoph Hellwig <hch@...radead.org>, Nick Piggin <npiggin@...e.de>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux Memory Management List <linux-mm@...ck.org>, linux-fsdevel@...r.kernel.org Subject: Re: vm/fs meetup in september? On Tue, Jun 26, 2007 at 10:07:24AM -0700, Jared Hulbert wrote: > If you have a large array of a non-volatile semi-writeable memory such > as a highspeed NOR Flash or some of the similar emerging technologies > in a system. It would be useful to use that memory as an extension of > RAM. One of the ways you could do that is allow pages to be swapped > out to this memory. Once there these pages could be read directly, > but would require a COW procedure on a write access. The reason why I > think this may be a vm/fs topic is that the hardware makes writing to > this memory efficiently a non-trivial operation that requires > management just like a filesystem. Also it seems to me that there are > probably overlaps between this topic and the recent filemap_xip.c > discussions. So what you mean is "swap on flash" ? Defintively sounds like an interesting topic, although I'm not too sure it's all that filesystem-related. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists