[OpenAFS] Re: Linux tmpfs

Adam Megacz adam@megacz.com
Fri, 18 Dec 2009 14:57:32 -0800


Rainer Toebbicke <rtb@pclella.cern.ch> writes:
> 1. tmpfs on linux just works fine, if you have a (small) patch that
> glues the inode-centric file opens to the dentry-centric tmpfs
> files.
>
> 2. AFS files end up twice in memory, once in the mapping of the AFS
> file itself and then in the mapping of the cache chunk. We've
> addressed this by short-circuiting the VM layer for the AFS file, a
> relatively straightforward mod, but which gets messy as you still need
> that layer for everything that is memory-mapped, such as executables.

Hi, does anybody have copies of one or both of these patches?  I'd be
quite interested in trying them out.

  - a