On Wed, 2011-06-22 at 13:54 +0200, Manuel Sáez wrote: > Thank you for your answer. I have actually read some articles like this ones: > > http://lwn.net/Articles/262464/ > http://lwn.net/Articles/263130/ > > I think I understood how I should normally use it, but not how it > really works. I found lots of code snippets in internet and it seems > to be very easy to use, but when I try to get more information it gets > more complicated. Although the code is wrong, do you think it could be > possible what I want to do? I mean, could it be possible in theory to > "shift" the header in order to make a ring buffer. I haven't understood what you want to do, but "shifting" anything would seem to me to be a write operation. johannes -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html