On Tue, 21 Oct 2008, steve@xxxxxxxxxxx > > Is there a case where retrying in case of !PageUptodate() makes any > > sense? > > > Yes... cluster filesystems. Its very important in case a readpage > races with a lock demotion. Since the introduction of page_mkwrite > that hasn't worked quite right, but by retrying when the page is > not uptodate, that should fix the problem, I see. Could you please give some more details? In particular I don't know what's lock demotion in this context. And how page_mkwrite() come into the picture? Thanks, Miklos -- 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