From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754071Ab1AUGmF (ORCPT ); Fri, 21 Jan 2011 01:42:05 -0500 Received: from ns2.cypress.com ([157.95.67.5]:61749 "EHLO aliases" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753509Ab1AUGmC (ORCPT ); Fri, 21 Jan 2011 01:42:02 -0500 From: "Sutharshan Ramamoorthy / Prod" To: kernelnewbies@nl.linux.org, linux-kernel@vger.kernel.org Cc: odc@cypress.com Subject: printk(KERN_x...) vs dev_x() Date: Thu, 20 Jan 2011 22:38:12 -0800 Message-Id: <20110121062844.M9817@cypress.com> X-Mailer: Open WebMail 2.50 20050106 X-OriginatingIP: 24.23.136.37 (srmt) MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 X-Brightmail-Tracker: AAAAAA== X-Brightmail-Tracker: AAAAAA== X-MailScanner: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I'm submitting patches to linux kernel. I'd like to know, Which is the acceptable practice to print debug messages? At some places in the code, there is no valid 'dev' pointer to pass to dev_xx() macro, at such places is it ok to use printk(KERN_XXX...)? Please let me know correct format of print messages. Thanks, Sutharsan. --------------------------------------------------------------- This message and any attachments may contain Cypress (or its subsidiaries) confidential information. If it has been received in error, please advise the sender and immediately delete this message. ---------------------------------------------------------------