Re: [PATCH 0/2] ring_buffer: updates for linux-tip

From: Frédéric Weisbecker
Date: Wed Oct 01 2008 - 03:21:09 EST


2008/10/1 Steven Rostedt <rostedt@xxxxxxxxxxx>:
> The first patch is just a lockdep clean up of the ring buffer.
>
> The next patch is a new locking design. It is not lockless (yet) but
> the locking is a bit cleaner than the original. The basic idea is
> that the reader now has its own page to read from that is not in
> the ring buffer. When the reader (a consumer) finishes a page, it
> then grabs a lock to pull out a new page from the ring buffer and
> replace it with the one that it just finished reading.

Good idea! Sounds a real saner approach.
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