[PATCH 48/54] kset: convert parisc/pdc_stable.c to use kset_create

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To: <linux-kernel@...>
Cc: Greg Kroah-Hartman <gregkh@...>, Kay Sievers <kay.sievers@...>, Thibaut VARENE <varenet@...>, Matthew Wilcox <matthew@...>, Grant Grundler <grundler@...>, Kyle McMartin <kyle@...>
Date: Friday, November 2, 2007 - 7:59 pm

Dynamically create the kset instead of declaring it statically.
This makes the kobject attributes now work properly that I broke in the
previous patch.

Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Thibaut VARENE <varenet@parisc-linux.org>
Cc: Matthew Wilcox <matthew@wil.cx>
Cc: Grant Grundler <grundler@parisc-linux.org>
Cc: Kyle McMartin <kyle@parisc-linux.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/parisc/pdc_stable.c |   42 ++++++++++++++++++++++++------------------
 1 files changed, 24 insertions(+), 18 deletions(-)

diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index e1b9cba..3d71fea 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -960,8 +960,8 @@ static struct attribute_group pdcs_attr_group = {
 	.attrs = pdcs_subsys_attrs,
 };
 
-static decl_subsys(paths, NULL);
-static decl_subsys(stable, NULL);
+static struct kset *stable_kset;
+static struct kset *paths_kset;
 
 /**
  * pdcs_register_pathentries - Prepares path entries kobjects for sysfs usage.
@@ -993,7 +993,7 @@ pdcs_register_pathentries(void)
 
 		if ((err = kobject_set_name(&entry->kobj, "%s", entry->name)))
 			return err;
-		entry->kobj.kset = &paths_subsys;
+		entry->kobj.kset = paths_kset;
 		entry->kobj.ktype = &ktype_pdcspath;
 		if ((err = kobject_register(&entry->kobj)))
 			return err;
@@ -1058,19 +1058,26 @@ pdc_stable_init(void)
 	/* the actual result is 16 bits away */
 	pdcs_osid = (u16)(result >> 16);
 
-	/* For now we'll register the stable subsys within this driver */
-	if ((rc = firmware_register(&stable_subsys)))
+	/* For now we'll register the stable kset within this driver */
+	stable_kset = kset_create_and_register("stable", NULL, NULL,
+					       firmware_kset);
+	if (IS_ERR(stable_kset)) {
+		rc = PTR_ERR(stable_kset);
 		goto fail_firmreg;
+	}
 
 	/* Don't forget the root entries */
-	error = sysfs_create_group(&stable_subsys.kobj, pdcs_attr_group);
-
-	/* register the paths subsys as a subsystem of stable subsys */
-	paths_subsys.kobj.kset = &stable_subsys;
-	if ((rc = subsystem_register(&paths_subsys)))
-		goto fail_subsysreg;
+	error = sysfs_create_group(&stable_kset->kobj, pdcs_attr_group);
+
+	/* register the paths kset as a child of the stable kset */
+	paths_kset = kset_create_and_register("paths", NULL, NULL,
+					      stable_kset);
+	if (IS_ERR(paths_kset)) {
+		rc = PTR_ERR(paths_kset);
+		goto fail_ksetreg;
+	}
 
-	/* now we create all "files" for the paths subsys */
+	/* now we create all "files" for the paths kset */
 	if ((rc = pdcs_register_pathentries()))
 		goto fail_pdcsreg;
 
@@ -1078,10 +1085,10 @@ pdc_stable_init(void)
 	
 fail_pdcsreg:
 	pdcs_unregister_pathentries();
-	subsystem_unregister(&paths_subsys);
+	kset_unregister(paths_kset);
 	
-fail_subsysreg:
-	firmware_unregister(&stable_subsys);
+fail_ksetreg:
+	kset_unregister(stable_kset);
 	
 fail_firmreg:
 	printk(KERN_INFO PDCS_PREFIX " bailing out\n");
@@ -1092,9 +1099,8 @@ static void __exit
 pdc_stable_exit(void)
 {
 	pdcs_unregister_pathentries();
-	subsystem_unregister(&paths_subsys);
-
-	firmware_unregister(&stable_subsys);
+	kset_unregister(paths_kset);
+	kset_unregister(stable_kset);
 }
 
 
-- 
1.5.3.4

-
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Messages in current thread:
Re: [RFC] kobject and kset core changes and cleanups, Andrew Morton, (Tue Nov 6, 4:04 am)
Re: [RFC] kobject and kset core changes and cleanups, Andrew Morton, (Tue Nov 6, 3:11 am)
Re: [RFC] kobject and kset core changes and cleanups, Stephane Eranian, (Tue Nov 6, 4:14 am)
Re: [RFC] kobject and kset core changes and cleanups, Stephane Eranian, (Tue Nov 6, 5:33 pm)
Re: [RFC] kobject and kset core changes and cleanups, Andrew Morton, (Tue Nov 6, 2:25 am)
[PATCH 54/54] kset: remove decl_subsys macro, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 53/54] kset: convert ocfs2 to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 47/54] kobject: convert parisc/pdc_stable to kobj_att..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 52/54] firmware: remove firmware_(un)register(), Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 51/54] kset: convert acpi to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 50/54] kset: convert edd to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 48/54] kset: convert parisc/pdc_stable.c to use kset_..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 49/54] Driver Core: kill subsys_attribute and default..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 46/54] kset: convert s390 ipl.c to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 45/54] kobject: convert s390 ipl.c to kobj_attr inter..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 42/54] kset: convert efivars to use kset_create for t..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 44/54] kobject: convert pseries/power.c to kobj_attr ..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 38/54] efivars: remove new_var and del_var files from..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 43/54] kobject: convert arm/mach-omap1/pm.c to kobj_a..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 40/54] firmware: export firmware_kset so that people ..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 41/54] kset: convert efivars to use kset_create for t..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 39/54] kobject: convert efivars to kobj_attr interface, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 37/54] ecryptfs: remove version_str file from sysfs, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 33/54] driver core: remove fields from struct bus_type, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 35/54] Driver Core: switch all dynamic ksets to kobj_..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 36/54] fix struct user_info export's sysfs interaction, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 34/54] Driver Core: add kobj_attribute handling, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 31/54] driver core: add way to get to bus kset, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 32/54] driver core: add way to get to bus device klist, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 30/54] driver core: remove owner field from struct bu..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 28/54] kset: convert struct bus_device-&gt;devices to..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 29/54] kset: convert struct bus_device-&gt;drivers to..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 27/54] kset: convert s390 hypervisor kset to use kset..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 26/54] kset: convert /sys/power to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 25/54] kset: convert /sys/module to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 22/54] kset: convert /sys/devices/system to use kset_..., Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 24/54] kset: move /sys/slab to /sys/kernel/slab, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 23/54] kset: convert slub to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:59 pm)
[PATCH 16/54] kset: convert kernel_subsys to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 20/54] kset: convert /sys/devices to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 21/54] kset: convert /sys/hypervisor to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 19/54] kset: convert drivers/base/firmware.c kset_cre..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 17/54] kset: convert drivers/base/bus.c kset_create_a..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 18/54] kset: convert drivers/base/class.c kset_create..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 15/54] kset: remove decl_subsys_name, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 13/54] kset: convert dlm to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 14/54] kset: convert pci hotplug to use kset_create_a..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 12/54] kset: convert gfs2 dlm to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 11/54] kset: convert gfs2 to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 10/54] kset: convert main fs kset to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 09/54] kset: convert ecryptfs to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 06/54] kset: convert securityfs to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 08/54] kset: convert configfs to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 07/54] kset: convert debugfs to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 05/54] kset: convert fuse to use kset_create, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 04/54] kset: add kset_create_and_register function, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 03/54] KOBJECT: remove kobj_set_kset_s as no one is u..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 02/54] KOBJECT: remove struct kobj_type from struct k..., Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)
[PATCH 01/54] ecryptfs: clean up attribute mess, Greg Kroah-Hartman, (Fri Nov 2, 7:58 pm)