Messages in this thread |  | | | Date | Mon, 15 Jun 2009 19:44:28 +0200 | | From | Marco <> | | Subject | Re: [PATCH 00/14] Pramfs: Persistent and protected ram filesystem |
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Tim Bird wrote: > Marco wrote: >> This is a second attempt at mainlining Pramfs. The first attempt was >> back in early 2004 by MontaVista. Since then the kernel code has almost >> been completely rewritten. So my first item on the list was porting the >> code on a recent kernel version. After that I added the XIP support. > > It's very nice to see this technology revived. > > Is the information at: > http://pramfs.sourceforge.net/ > and > http://pramfs.sourceforge.net/pramfs-spec.html > still valid - particularly the latter?
Yep. at 99%. I've done some modifications due to the porting and there will be some ones due to this review. I tried to talk with Steve Longerbeam to update the site but without success. I'd like to update it.
> > It would be very nice to see this get mainlined. I believe that > one of the main uses for this is to store crash information > over a reboot so the next kernel (not in crashing state) can have > a better chance of dealing with it. As such, I think > it's important to keep the code paths for Pramfs short, synchronous, > and unentangled with other kernel systems (block IO, page cache, etc.). >
Yes, I quite agree. I think that this kind of feature would be very useful especially for the embedded world.
Marco
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