Hi! > Remove the need for having CAP_SYS_RAWIO when doing a FIBMAP call on an open file descriptor. > > It would be nice to allow users to have permission to see where their data is landing on disk, and there really isn't a good reason to keep them from getting at this information. I believe it is to prevent users from intentionally creating extremely fragmented files... You can read 60MB in a second, but fragmented 60MB file could take 10msec * 60MB/4KB = 150 seconds. That's factor 150 slowdown... ...but I agree that SYS_RAWIO may be wrong capability to cover this. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html