Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759770AbZFWPBz (ORCPT ); Tue, 23 Jun 2009 11:01:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758529AbZFWPBq (ORCPT ); Tue, 23 Jun 2009 11:01:46 -0400 Received: from mailout5.samsung.com ([203.254.224.35]:34923 "EHLO mailout5.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757643AbZFWPBp (ORCPT ); Tue, 23 Jun 2009 11:01:45 -0400 Date: Tue, 23 Jun 2009 17:00:56 +0200 From: Marek Szyprowski Subject: RE: PROBLEM: kernel oops with g_serial USB gadget on 2.6.30 In-reply-to: <20090623105445.6bec978c@lxorguk.ukuu.org.uk> To: "'Alan Cox'" Cc: "'David Brownell'" , "'Alan Stern'" , "'Peter Korsgaard'" , "'USB list'" , "'Kernel development list'" , kyungmin.park@samsung.com, Marek Szyprowski Message-id: <000901c9f413$70b2ece0$5218c6a0$%szyprowski@samsung.com> MIME-version: 1.0 X-Mailer: Microsoft Office Outlook 12.0 Content-type: text/plain; charset=us-ascii Content-language: pl Content-transfer-encoding: 7BIT Thread-index: Acnz6IGntPzegSXITHq6U/PUNxN4WgAKnmsQ References: <001201c9f341$20b8b710$622a2530$%szyprowski@samsung.com> <200906222026.51511.david-b@pacbell.net> <001c01c9f3cd$ad02b1d0$07081570$%szyprowski@samsung.com> <200906230022.39040.david-b@pacbell.net> <002001c9f3dd$d7a24df0$86e6e9d0$%szyprowski@samsung.com> <20090623102129.3b58adbf@lxorguk.ukuu.org.uk> <002101c9f3e5$b4dc5a10$1e950e30$%szyprowski@samsung.com> <20090623105445.6bec978c@lxorguk.ukuu.org.uk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 779 Lines: 26 Hello, On Tuesday, June 23, 2009 11:55 AM, Alan Cox wrote: > > Are there any drawbacks of disabling low_latency mode if callbacks > are > > done from tasklet not from interrupt? > > Not really no David: do you want to update a g_serial driver and disable the low latency mode, or should I post a patch that does it? Or do you have other plan to solve this issue? I tested the g_serial driver with low latency mode disabled and it works quite fine here on ARM S3C6410. Best regards -- Marek Szyprowski Samsung Poland R&D Center -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/