From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Chinner Subject: Re: Status of inode scaling work Date: Tue, 25 Jan 2011 18:10:11 +1100 Message-ID: <20110125071011.GD28803@dastard> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Dave Chinner , Al Viro , Christoph Hellwig , Linus Torvalds , linux-fsdevel To: Nick Piggin Return-path: Received: from ipmail04.adl6.internode.on.net ([150.101.137.141]:26089 "EHLO ipmail04.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751355Ab1AYHKP (ORCPT ); Tue, 25 Jan 2011 02:10:15 -0500 Content-Disposition: inline In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Fri, Jan 14, 2011 at 08:02:57PM +1100, Nick Piggin wrote: > I'd like to know about the status and plans of the inode scaling work. > > Aiming for 2.6.39 or 40 might be an idea. It was ready for 2.6.38.... > I'd like to be able to see what patches are proposed to finish breaking > inode_lock into its constituent sub classes, and we can go from there. Already done. I pointed you at the tree a while back: The following changes since commit c723fdab8aa728dc2bf0da6a0de8bb9c3f588d84: Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6 (2011-01-25 14:23:54 +1000) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/dgc/xfsdev.git inode-scale Dave Chinner (9): fs: protect inode->i_state with inode->i_lock fs: factor inode disposal fs: Lock the inode LRU list separately fs: remove inode_lock from iput_final and prune_icache fs: move i_sb_list out from under inode_lock fs: move i_wb_list out from under inode_lock fs: rename inode_lock to inode_hash_lock fs: Clean up documentation references to inode_lock fs: pull inode->i_lock up out of writeback_single_inode Documentation/filesystems/Locking | 2 +- Documentation/filesystems/porting | 11 +- Documentation/filesystems/vfs.txt | 2 +- fs/block_dev.c | 4 +- fs/buffer.c | 2 +- fs/drop_caches.c | 18 +- fs/fs-writeback.c | 138 ++++++++----- fs/inode.c | 395 +++++++++++++++++++++---------------- fs/internal.h | 7 + fs/logfs/inode.c | 2 +- fs/notify/inode_mark.c | 42 +++-- fs/notify/mark.c | 1 - fs/notify/vfsmount_mark.c | 1 - fs/ntfs/inode.c | 4 +- fs/quota/dquot.c | 41 +++-- include/linux/fs.h | 2 +- include/linux/quotaops.h | 2 +- include/linux/writeback.h | 2 +- mm/backing-dev.c | 8 +- mm/filemap.c | 10 +- mm/rmap.c | 7 +- 21 files changed, 409 insertions(+), 292 deletions(-) -- Dave Chinner david@fromorbit.com