Thanks! I'll check this inotify for sure, and i was effectively interested in taking what was already there, i don't plan on re-inventing a high-tech wheel with my noob skills!
On Thu, Apr 16, 2009 at 1:19 PM, Leandro Dorileo <[email protected]> wrote: > Hi Simon > > On Thu, Apr 16, 2009 at 12:54 PM, Simon <[email protected]> wrote: >> Hi there, (few paragraphs of introductory blabla, precise question at >> the bottom!) >> I'm a c/c++ programmer but never done anything with the kernel >> (except config and compile!)... but I have been thinking about a few >> things and I'm sure they may not help the world very much but might >> still be interesting projects to learn a great deal. > > Wellcome onboard ;-) > >> >> I was thinking on making a new VFS > > Don`t try to start by changing the world, it`ll frustrate you if you > don`t get there. > >> (as i understand it the VFS is >> what receives all FS related calls, and translates those calls >> depending on the end-device's drivers, as i understand, it works this >> way: fs call from userspace -> VFS -> Raid(for example) -> ext2 ). >> >> The new VFS would do the same work as the current VFS, but would add >> more logging and statistics capabilities. > > Why not add new capabilities for an already running system(VFS)? > >> I was thinking on filtering >> like what file is read and when, what file is written and when. > > You could read about inotify, you could even get involved. > >> Thats >> the basic, and this info would be logged into a SQL database (probably >> sqlite) for a better analysis later. >> >> The final goal of this thing would be to help in making automated >> incremental backup that could do something as flexible as trigger a >> script with the list of files that needs to be backed up, so this >> script can do anything the user has specified (copy&compress, copy to >> a remote destination, etc...). > > This would be benefited by a file system event notification system, > like inotify. > >> I dont think this is a super advantage >> to anyone and i understand most of the work would for near nothing... >> but my real real goal is to learn & practice kernel coding (get my >> hands dirty for once!) and to learn how files are handled on linux (at >> a more low level). >> >> My question is: if i read on VFS, is this the correct keyword for >> what I intend to do? Is there anything else that is closely related >> that I would need to read? (i mean specific to my project, i already >> have links to more general kernel dev). And is there any such kind of >> project that I could look into, reuse and extend possibly? > > AFAICS inotify. > > > regards... > > -- > (°= Leandro Dorileo > //\ [email protected] - http://www.dorilex.net > V_/ Software is a matter of freedom. > -- When Earth was the only inhabited planet in the Galaxy, it was a primitive place, militarily speaking. The only weapon they had ever invented worth mentioning was a crude and inefficient nuclear-reaction bomb for which they had not even developed the logical defense. - Asimov -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to [email protected] Please read the FAQ at http://kernelnewbies.org/FAQ
