Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 10 Feb 2001 04:42:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 10 Feb 2001 04:42:20 -0500 Received: from [194.213.32.137] ([194.213.32.137]:2308 "EHLO bug.ucw.cz") by vger.kernel.org with ESMTP id ; Sat, 10 Feb 2001 04:41:59 -0500 Message-ID: <20010209201243.D16776@bug.ucw.cz> Date: Fri, 9 Feb 2001 20:12:43 +0100 From: Pavel Machek To: Alan Cox , Alex Belits Cc: linux-kernel@vger.kernel.org, Linus Torvalds Subject: Re: Serial device with very large buffer In-Reply-To:

Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93i In-Reply-To: ; from Alan Cox on Thu, Feb 01, 2001 at 11:45:23PM +0000 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > I also propose to increase the size of flip buffer to 640 bytes (so the > > flipping won't occur every time in the middle of the full buffer), however > > I understand that it's a rather drastic change for such a simple goal, and > > not everyone will agree that it's worth the trouble: > > Going to a 1K flip buffer would make sense IMHO for high speed devices too Actually bigger flipbufs are needed for highspeed serials and irda. Tytso received patch to make flipbuf size settable by the driver. (Setting it to 1K is not easy, you need to change allocation mechanism of buffers.) Pavel -- I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care." Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/