Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763565AbZC0Xc6 (ORCPT ); Fri, 27 Mar 2009 19:32:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753300AbZC0X1n (ORCPT ); Fri, 27 Mar 2009 19:27:43 -0400 Received: from metis.ext.pengutronix.de ([92.198.50.35]:48410 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759892AbZC0X1e (ORCPT ); Fri, 27 Mar 2009 19:27:34 -0400 From: =?utf-8?q?Uwe=20Kleine-K=C3=B6nig?= To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Lennert Buytenhek , Saeed Bishara , =?utf-8?q?J=C3=B6rn=20Engel?= , Nicolas Pitre , Tzachi Perelstein Subject: [PATCH 36/58] move orion_nand's probe function to .devinit.text Date: Sat, 28 Mar 2009 00:26:57 +0100 Message-Id: <1238196439-16535-36-git-send-email-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 1.6.2 In-Reply-To: <20090327232153.GA16348@pengutronix.de> References: <20090327232153.GA16348@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 2001:6f8:1178:2:215:17ff:fe12:23b0 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1658 Lines: 42 A pointer to orion_nand_probe is passed to the core via platform_driver_register and so the function must not disappear when the .init sections are discarded. Otherwise (if also having HOTPLUG=y) unbinding and binding a device to the driver via sysfs will result in an oops as does a device being registered late. An alternative to this patch is using platform_driver_probe instead of platform_driver_register plus removing the pointer to the probe function from the struct platform_driver. Signed-off-by: Uwe Kleine-König Cc: Lennert Buytenhek Cc: Saeed Bishara Cc: Jörn Engel Cc: Nicolas Pitre Cc: Tzachi Perelstein Cc: Andrew Morton --- drivers/mtd/nand/orion_nand.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c index c2dfd3e..8f92fd2 100644 --- a/drivers/mtd/nand/orion_nand.c +++ b/drivers/mtd/nand/orion_nand.c @@ -47,7 +47,7 @@ static void orion_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl writeb(cmd, nc->IO_ADDR_W + offs); } -static int __init orion_nand_probe(struct platform_device *pdev) +static int __devinit orion_nand_probe(struct platform_device *pdev) { struct mtd_info *mtd; struct nand_chip *nc; -- 1.6.2 -- 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/