From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755870AbaA1XdA (ORCPT ); Tue, 28 Jan 2014 18:33:00 -0500 Received: from mail-qc0-f170.google.com ([209.85.216.170]:39520 "EHLO mail-qc0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755045AbaA1Xc7 (ORCPT ); Tue, 28 Jan 2014 18:32:59 -0500 From: Tejun Heo To: gregkh@linuxfoundation.org Cc: linux-kernel@vger.kernel.org Subject: [PATCHSET driver-core-next] kernfs: prepare for cgroup's kernfs conversion Date: Tue, 28 Jan 2014 18:32:42 -0500 Message-Id: <1390951971-15671-1-git-send-email-tj@kernel.org> X-Mailer: git-send-email 1.8.5.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, This patchset makes various updates in preparation of cgroup's kernfs conversion. This patchset contains the following 9 patches. 0001-kernfs-invoke-dir_ops-while-holding-active-ref-of-th.patch 0002-kernfs-rename-kernfs_dir_ops-to-kernfs_syscall_ops.patch 0003-kernfs-implement-kernfs_syscall_ops-remount_fs-and-s.patch 0004-kernfs-add-missing-kernfs_active-checks-in-directory.patch 0005-kernfs-allow-nodes-to-be-created-in-the-deactivated-.patch 0006-kernfs-implement-kernfs_ops-atomic_write_len.patch 0007-kernfs-add-kernfs_open_file-priv.patch 0008-kernfs-implement-kernfs_node_from_dentry-kernfs_root.patch 0009-kernfs-implement-kernfs_get_parent-kernfs_name-path-.patch 0001-0003 update kernfs_dir_ops for active ref protection, add additional syscall operations and rename the struct to kernfs_syscall_ops. 0004-0005 implement an option to create new kernfs_nodes in deactivated state so that multiple nodes can be made visible atomically or removed without ever being visible to userland. 0006 implements kernfs_ops->atomic_write_len which will be used to support cgroup cftype->max_write_len. 0007 adds kernfs_open_file->priv. 0008-0009 add various helpers and accessors. This patchset is on top of linus#master 54c0a4b46150 ("Merge branch 'akpm' (incoming from Andrew)") + [1] [PATCHSET v4 driver-core-next] kernfs, sysfs, driver-core: implement synchronous and also available in the following git branch. git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git review-kernfs-cgroup-prep diffstat follows. fs/kernfs/dir.c | 325 ++++++++++++++++++++++++++++++++++++++++++++----- fs/kernfs/file.c | 49 ++++--- fs/kernfs/mount.c | 37 +++++ fs/sysfs/dir.c | 44 +----- fs/sysfs/mount.c | 2 include/linux/kernfs.h | 74 +++++++++-- 6 files changed, 436 insertions(+), 95 deletions(-) Thanks. -- tejun [1] http://lkml.kernel.org/g/<1390951311-15325-1-git-send-email-tj@kernel.org>