Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757964AbaD2Oz0 (ORCPT ); Tue, 29 Apr 2014 10:55:26 -0400 Received: from mail-pd0-f179.google.com ([209.85.192.179]:46490 "EHLO mail-pd0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751778AbaD2OzZ (ORCPT ); Tue, 29 Apr 2014 10:55:25 -0400 From: Ming Lei To: Jens Axboe , linux-kernel@vger.kernel.org, Kent Overstreet Cc: Christoph Hellwig , Shaohua Li , Nicholas Bellinger , Nick Swenson Subject: [PATCH 0/3] percpu_ida: support to export allocation/free information Date: Tue, 29 Apr 2014 22:53:50 +0800 Message-Id: <1398783234-7062-1-git-send-email-tom.leiming@gmail.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, These patches support to export percpu_ida allocation/free information via sysfs, so that percpu_ida performance can be monitored, and at least two use cases: - some parameters(such as percpu_max_size) from its users are very sensitive to performance - the data is helpful for verifying patches which try to improve percpu_ida Thanks, -- Ming Lei -- 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/