On Tue, Jan 18, 2011 at 11:23 PM, Martin DeMello <[email protected]> wrote: > I would like to maintain some filesystem metadata as an on-disk > datastructure that can be read and written to from within the > filesystem module. I know file access from within the kernel is a bad > idea; what is the recommended alternative for this? > > I'm thinking of reserving a bunch of blocks at the start of the > partition and accessing them directly - is this the right approach? > I'm not too sure how to do that either - I figured the way that ext3 > maintains its journal would provide a hint, but I can find no > documentation on this, and the code is hard to trace through for this > one specific thing.
You can try to have a reserved inode and use that. -- Thanks - Manish ================================== [$\*.^ -- I miss being one of them ================================== _______________________________________________ Kernelnewbies mailing list [email protected] http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
