From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932405Ab2BJTmX (ORCPT ); Fri, 10 Feb 2012 14:42:23 -0500 Received: from mail-bk0-f46.google.com ([209.85.214.46]:61948 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932172Ab2BJTmW (ORCPT ); Fri, 10 Feb 2012 14:42:22 -0500 Subject: [PATCH 0/4] shmem: radix-tree cleanups and swapoff optimizations To: linux-mm@kvack.org, Andrew Morton , Hugh Dickins , linux-kernel@vger.kernel.org From: Konstantin Khlebnikov Cc: Linus Torvalds Date: Fri, 10 Feb 2012 23:42:18 +0400 Message-ID: <20120210193249.6492.18768.stgit@zurg> User-Agent: StGit/0.15 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Here some shmem patches related to the radix-tree iterator patchset, they cleans radix-tree usage in shmem and notably optimizes swapoff operation. Last patch is slightly off-topic, but it shares test results with previous patch. --- Konstantin Khlebnikov (4): shmem: simlify shmem_unlock_mapping shmem: tag swap entries in radix tree shmem: use radix-tree iterator in shmem_unuse_inode() mm: use swap readahead at swapoff include/linux/radix-tree.h | 1 lib/radix-tree.c | 93 -------------------------------------------- mm/shmem.c | 60 ++++++++++++++++++++-------- mm/swapfile.c | 3 - 4 files changed, 44 insertions(+), 113 deletions(-) -- Signature