Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763275AbYAYHwj (ORCPT ); Fri, 25 Jan 2008 02:52:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760997AbYAYHgH (ORCPT ); Fri, 25 Jan 2008 02:36:07 -0500 Received: from ns1.suse.de ([195.135.220.2]:55275 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761426AbYAYHgF (ORCPT ); Fri, 25 Jan 2008 02:36:05 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , Kay Sievers , Mark Fasheh , Kurt Hackel Subject: [PATCH 093/196] kset: convert ocfs2 to use kset_create Date: Thu, 24 Jan 2008 23:32:02 -0800 Message-Id: <1201246425-5058-14-git-send-email-gregkh@suse.de> X-Mailer: git-send-email 1.5.3.8 In-Reply-To: <20080125071127.GA4860@kroah.com> References: <20080125071127.GA4860@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4492 Lines: 165 Dynamically create the kset instead of declaring it statically. Also use the new kobj_attribute which cleans up this file a _lot_. Cc: Kay Sievers Cc: Mark Fasheh Cc: Kurt Hackel Signed-off-by: Greg Kroah-Hartman --- fs/ocfs2/cluster/masklog.c | 4 +- fs/ocfs2/cluster/sys.c | 83 +++++++++++-------------------------------- 2 files changed, 23 insertions(+), 64 deletions(-) diff --git a/fs/ocfs2/cluster/masklog.c b/fs/ocfs2/cluster/masklog.c index dead319..23c732f 100644 --- a/fs/ocfs2/cluster/masklog.c +++ b/fs/ocfs2/cluster/masklog.c @@ -146,7 +146,7 @@ static struct kset mlog_kset = { .kobj = {.ktype = &mlog_ktype}, }; -int mlog_sys_init(struct kset *o2cb_subsys) +int mlog_sys_init(struct kset *o2cb_kset) { int i = 0; @@ -157,7 +157,7 @@ int mlog_sys_init(struct kset *o2cb_subsys) mlog_attr_ptrs[i] = NULL; kobject_set_name(&mlog_kset.kobj, "logmask"); - mlog_kset.kobj.kset = o2cb_subsys; + mlog_kset.kobj.kset = o2cb_kset; return kset_register(&mlog_kset); } diff --git a/fs/ocfs2/cluster/sys.c b/fs/ocfs2/cluster/sys.c index 880d013..a4b0773 100644 --- a/fs/ocfs2/cluster/sys.c +++ b/fs/ocfs2/cluster/sys.c @@ -28,96 +28,55 @@ #include #include #include +#include #include "ocfs2_nodemanager.h" #include "masklog.h" #include "sys.h" -struct o2cb_attribute { - struct attribute attr; - ssize_t (*show)(char *buf); - ssize_t (*store)(const char *buf, size_t count); -}; - -#define O2CB_ATTR(_name, _mode, _show, _store) \ -struct o2cb_attribute o2cb_attr_##_name = __ATTR(_name, _mode, _show, _store) - -#define to_o2cb_attr(_attr) container_of(_attr, struct o2cb_attribute, attr) -static ssize_t o2cb_interface_revision_show(char *buf) +static ssize_t version_show(struct kobject *kobj, struct kobj_attribute *attr, + char *buf) { return snprintf(buf, PAGE_SIZE, "%u\n", O2NM_API_VERSION); } - -static O2CB_ATTR(interface_revision, S_IFREG | S_IRUGO, o2cb_interface_revision_show, NULL); +static struct kobj_attribute attr_version = + __ATTR(interface_revision, S_IFREG | S_IRUGO, version_show, NULL); static struct attribute *o2cb_attrs[] = { - &o2cb_attr_interface_revision.attr, + &attr_version.attr, NULL, }; -static ssize_t -o2cb_show(struct kobject * kobj, struct attribute * attr, char * buffer); -static ssize_t -o2cb_store(struct kobject * kobj, struct attribute * attr, - const char * buffer, size_t count); -static struct sysfs_ops o2cb_sysfs_ops = { - .show = o2cb_show, - .store = o2cb_store, +static struct attribute_group o2cb_attr_group = { + .attrs = o2cb_attrs, }; -static struct kobj_type o2cb_subsys_type = { - .default_attrs = o2cb_attrs, - .sysfs_ops = &o2cb_sysfs_ops, -}; - -/* gives us o2cb_subsys */ -static decl_subsys(o2cb, NULL); - -static ssize_t -o2cb_show(struct kobject * kobj, struct attribute * attr, char * buffer) -{ - struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr); - struct kset *sbs = to_kset(kobj); - - BUG_ON(sbs != &o2cb_subsys); - - if (o2cb_attr->show) - return o2cb_attr->show(buffer); - return -EIO; -} - -static ssize_t -o2cb_store(struct kobject * kobj, struct attribute * attr, - const char * buffer, size_t count) -{ - struct o2cb_attribute *o2cb_attr = to_o2cb_attr(attr); - struct kset *sbs = to_kset(kobj); - - BUG_ON(sbs != &o2cb_subsys); - - if (o2cb_attr->store) - return o2cb_attr->store(buffer, count); - return -EIO; -} +static struct kset *o2cb_kset; void o2cb_sys_shutdown(void) { mlog_sys_shutdown(); - subsystem_unregister(&o2cb_subsys); + kset_unregister(o2cb_kset); } int o2cb_sys_init(void) { int ret; - o2cb_subsys.kobj.ktype = &o2cb_subsys_type; - ret = subsystem_register(&o2cb_subsys); + o2cb_kset = kset_create_and_add("o2cb", NULL, fs_kobj); + if (!o2cb_kset) + return -ENOMEM; + + ret = sysfs_create_group(&o2cb_kset->kobj, &o2cb_attr_group); if (ret) - return ret; + goto error; - ret = mlog_sys_init(&o2cb_subsys); + ret = mlog_sys_init(o2cb_kset); if (ret) - subsystem_unregister(&o2cb_subsys); + goto error; + return 0; +error: + kset_unregister(o2cb_kset); return ret; } -- 1.5.3.8 -- 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/