Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759315AbZASMrT (ORCPT ); Mon, 19 Jan 2009 07:47:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760056AbZASMq3 (ORCPT ); Mon, 19 Jan 2009 07:46:29 -0500 Received: from mtagate8.uk.ibm.com ([195.212.29.141]:46932 "EHLO mtagate8.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759996AbZASMq2 (ORCPT ); Mon, 19 Jan 2009 07:46:28 -0500 Date: Mon, 19 Jan 2009 13:45:31 +0100 From: Cornelia Huck To: Arjan van de Ven Cc: Subject: [PATCH 2/3] async: Handle kthread_run() return codes. Message-ID: <20090119134531.04c3725c@gondolin> Organization: IBM Deutschland Research & Development GmbH Vorsitzender des Aufsichtsrats: Martin Jetter =?ISO-8859-15?Q?Gesch=E4ftsf=FChrung:?= Erich Baier Sitz der Gesellschaft: =?ISO-8859-15?Q?B=F6blingen?= Registergericht: Amtsgericht Stuttgart, HRB 243294 X-Mailer: Claws Mail 3.5.0 (GTK+ 2.12.11; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1484 Lines: 49 If we fail to create the manager thread, fall back to non-fastboot. If we fail to create an async thread, try again after waiting for a bit. Signed-off-by: Cornelia Huck --- kernel/async.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) --- linux-2.6.orig/kernel/async.c +++ linux-2.6/kernel/async.c @@ -54,6 +54,7 @@ asynchronous and synchronous parts of th #include #include #include +#include #include static async_cookie_t next_cookie = 1; @@ -315,7 +316,11 @@ static int async_manager_thread(void *un ec = atomic_read(&entry_count); while (tc < ec && tc < MAX_THREADS) { - kthread_run(async_thread, NULL, "async/%i", tc); + if (IS_ERR(kthread_run(async_thread, NULL, "async/%i", + tc))) { + msleep(100); + continue; + } atomic_inc(&thread_count); tc++; } @@ -330,7 +335,9 @@ static int async_manager_thread(void *un static int __init async_init(void) { if (async_enabled) - kthread_run(async_manager_thread, NULL, "async/mgr"); + if (IS_ERR(kthread_run(async_manager_thread, NULL, + "async/mgr"))) + async_enabled = 0; return 0; } -- 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/