From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754146AbbAXTVW (ORCPT ); Sat, 24 Jan 2015 14:21:22 -0500 Received: from www.linutronix.de ([62.245.132.108]:41072 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752473AbbAXTVU (ORCPT ); Sat, 24 Jan 2015 14:21:20 -0500 Date: Sat, 24 Jan 2015 20:20:49 +0100 (CET) From: Thomas Gleixner To: Daniel Church cc: linux-kernel@vger.kernel.org, libc-alpha@sourceware.org Subject: Re: [PATCH v2 2/2] posix-timers: Exposes DELAYTIMER_MAX constant used to govern overruns In-Reply-To: <1422121737-3686-3-git-send-email-dchurch@andplus.com> Message-ID: References: <[PATCH 0/2] posix-timers: Prevents overrun counter overflow, adds DELAYTIMER_MAX> <1422121737-3686-1-git-send-email-dchurch@andplus.com> <1422121737-3686-3-git-send-email-dchurch@andplus.com> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 24 Jan 2015, Daniel Church wrote: > POSIX.1-2001 specification of timer_getoverrun() supports constant > DELAYTIMER_MAX which prevents overflow and caps overrun count. Exposes > delaytimer_max value to userland via /proc/sys/kernel/delaytimer_max such I know that you try to match the posix name, but when looking at the prctl w/o knowing about DELAYTIMER_MAX, it's non intuitive. Something like posixtimer_max_overruns or if you insist on the delaytimer_max part, then let us prepend it with posixtimer_ at least. New prctls require an update of Documentation/sysctl/kernel.txt. Thanks, tglx