On Tue, 2005-07-12 at 10:26 -0500, Tom Zanussi wrote: > I don't really know how we would get around using vmap - it seems like > the alternatives, such as managing an array of pages or something like > that, would slow down the logging path too much to make it useful as a > low overhead logging mechanism. I you have any ideas though, please > let me know.
Tom, My logdev device was pretty quick! The managing of the pages were negligible to the copying of the data to the buffer. Although, sometimes you needed to copy across buffers, but this too wouldn't be too much of an impact. -- Steve - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
