[PATCH 46/54] kset: convert s390 ipl.c to use kset_create

Greg Kroah-Hartman
2007-11-03T00:15:51Z

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: Michael Holzheu <holzheu@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Volker Sameske <sameske@de.ibm.com>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
arch/s390/kernel/ipl.c | 75 +++++++++++++++++++++++++-----------------------
1 files changed, 39 insertions(+), 36 deletions(-)

diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index f2cfbf9..327e990 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -14,6 +14,7 @@
#include <linux/delay.h>
#include <linux/reboot.h>
#include <linux/ctype.h>
+#include <linux/err.h>
#include <asm/ipl.h>
#include <asm/smp.h>
#include <asm/setup.h>
@@ -426,7 +427,7 @@ static struct attribute_group ipl_unknown_attr_group = {
.attrs = ipl_unknown_attrs,
};

-static decl_subsys(ipl, NULL);
+static struct kset *ipl_kset;

/*
* reipl section
@@ -602,7 +603,7 @@ static ssize_t reipl_type_store(struct kobject *kobj,
static struct kobj_attribute reipl_type_attr =
__ATTR(reipl_type, 0644, reipl_type_show, reipl_type_store);

-static decl_subsys(reipl, NULL);
+static struct kset *reipl_kset;

/*
* dump section
@@ -699,13 +700,13 @@ static ssize_t dump_type_store(struct kobject *kobj,
static struct kobj_attribute dump_type_attr =
__ATTR(dump_type, 0644, dump_type_show, dump_type_store);

-static decl_subsys(dump, NULL);
+static struct kset *dump_kset;

/*
* Shutdown actions section
*/

-static decl_subsys(shutdown_actions, NULL);
+static struct kset *shutdown_actions_kset;

/* on panic */

@@ -830,23 +831,23 @@ static int __init ipl_register_fcp_files(void)
{
int rc;

- rc = sysfs_create_group(&ipl_subsys.kobj,
+ rc = sysfs_create_group(&ipl_kset->kobj,
&ipl_fcp_attr_group);
if (rc)
goto out;
- rc = sysfs_create_bin_file(&ipl_subsys.kobj,
+ rc = sysfs_create_bin_file(&ipl_kset->kobj,
&ipl_parameter_attr);
if (rc)
goto out_ipl_parm;
- rc = sysfs_create_bin_file(&ipl_subsys.kobj,
+ rc = sysfs_create_bin_file(&ipl_kset->kobj,
&ipl_scp_data_attr);
if (!rc)
goto out;

- sysfs_remove_bin_file(&ipl_subsys.kobj, &ipl_parameter_attr);
+ sysfs_remove_bin_file(&ipl_kset->kobj, &ipl_parameter_attr);

out_ipl_parm:
- sysfs_remove_group(&ipl_subsys.kobj, &ipl_fcp_attr_group);
+ sysfs_remove_group(&ipl_kset->kobj, &ipl_fcp_attr_group);
out:
return rc;
}
@@ -855,12 +856,12 @@ static int __init ipl_init(void)
{
int rc;

- rc = firmware_register(&ipl_subsys);
- if (rc)
- return rc;
+ ipl_kset = kset_create_and_register("ipl", NULL, NULL, firmware_kset);
+ if (IS_ERR(ipl_kset))
+ return PTR_ERR(ipl_kset);
switch (ipl_info.type) {
case IPL_TYPE_CCW:
- rc = sysfs_create_group(&ipl_subsys.kobj,
+ rc = sysfs_create_group(&ipl_kset->kobj,
&ipl_ccw_attr_group);
break;
case IPL_TYPE_FCP:
@@ -868,16 +869,16 @@ static int __init ipl_init(void)
rc = ipl_register_fcp_files();
break;
case IPL_TYPE_NSS:
- rc = sysfs_create_group(&ipl_subsys.kobj,
+ rc = sysfs_create_group(&ipl_kset->kobj,
&ipl_nss_attr_group);
break;
default:
- rc = sysfs_create_group(&ipl_subsys.kobj,
+ rc = sysfs_create_group(&ipl_kset->kobj,
&ipl_unknown_attr_group);
break;
}
if (rc)
- firmware_unregister(&ipl_subsys);
+ kset_unregister(ipl_kset);
return rc;
}

@@ -899,7 +900,7 @@ static int __init reipl_nss_init(void)

if (!MACHINE_IS_VM)
return 0;
- rc = sysfs_create_group(&reipl_subsys.kobj, &reipl_nss_attr_group);
+ rc = sysfs_create_group(&reipl_kset->kobj, &reipl_nss_attr_group);
if (rc)
return rc;
strncpy(reipl_nss_name, kernel_nss_name, NSS_NAME_SIZE + 1);
@@ -914,7 +915,7 @@ static int __init reipl_ccw_init(void)
reipl_block_ccw = (void *) get_zeroed_page(GFP_KERNEL);
if (!reipl_block_ccw)
return -ENOMEM;
- rc = sysfs_create_group(&reipl_subsys.kobj, &reipl_ccw_attr_group);
+ rc = sysfs_create_group(&reipl_kset->kobj, &reipl_ccw_attr_group);
if (rc) {
free_page((unsigned long)reipl_block_ccw);
return rc;
@@ -952,7 +953,7 @@ static int __init reipl_fcp_init(void)
reipl_block_fcp = (void *) get_zeroed_page(GFP_KERNEL);
if (!reipl_block_fcp)
return -ENOMEM;
- rc = sysfs_create_group(&reipl_subsys.kobj, &reipl_fcp_attr_group);
+ rc = sysfs_create_group(&reipl_kset->kobj, &reipl_fcp_attr_group);
if (rc) {
free_page((unsigned long)reipl_block_fcp);
return rc;
@@ -974,12 +975,12 @@ static int __init reipl_init(void)
{
int rc;

- rc = firmware_register(&reipl_subsys);
- if (rc)
- return rc;
- rc = sysfs_create_file(&reipl_subsys.kobj, &reipl_type_attr);
+ reipl_kset = kset_create_and_register("reipl", NULL, NULL, firmware_kset);
+ if (IS_ERR(reipl_kset))
+ return PTR_ERR(reipl_kset);
+ rc = sysfs_create_file(&reipl_kset->kobj, &reipl_type_attr);
if (rc) {
- firmware_unregister(&reipl_subsys);
+ kset_unregister(reipl_kset);
return rc;
}
rc = reipl_ccw_init();
@@ -1004,7 +1005,7 @@ static int __init dump_ccw_init(void)
dump_block_ccw = (void *) get_zeroed_page(GFP_KERNEL);
if (!dump_block_ccw)
return -ENOMEM;
- rc = sysfs_create_group(&dump_subsys.kobj, &dump_ccw_attr_group);
+ rc = sysfs_create_group(&dump_kset->kobj, &dump_ccw_attr_group);
if (rc) {
free_page((unsigned long)dump_block_ccw);
return rc;
@@ -1028,7 +1029,7 @@ static int __init dump_fcp_init(void)
dump_block_fcp = (void *) get_zeroed_page(GFP_KERNEL);
if (!dump_block_fcp)
return -ENOMEM;
- rc = sysfs_create_group(&dump_subsys.kobj, &dump_fcp_attr_group);
+ rc = sysfs_create_group(&dump_kset->kobj, &dump_fcp_attr_group);
if (rc) {
free_page((unsigned long)dump_block_fcp);
return rc;
@@ -1063,12 +1064,12 @@ static int __init dump_init(void)
{
int rc;

- rc = firmware_register(&dump_subsys);
- if (rc)
- return rc;
- rc = sysfs_create_file(&dump_subsys.kobj, &dump_type_attr);
+ dump_kset = kset_create_and_register("dump", NULL, NULL, firmware_kset);
+ if (IS_ERR(dump_kset))
+ return PTR_ERR(dump_kset);
+ rc = sysfs_create_file(&dump_kset->kobj, &dump_type_attr);
if (rc) {
- firmware_unregister(&dump_subsys);
+ kset_unregister(dump_kset);
return rc;
}
rc = dump_ccw_init();
@@ -1085,12 +1086,14 @@ static int __init shutdown_actions_init(void)
{
int rc;

- rc = firmware_register(&shutdown_actions_subsys);
- if (rc)
- return rc;
- rc = sysfs_create_file(&shutdown_actions_subsys.kobj, &on_panic_attr);
+ shutdown_actions_kset = kset_create_and_register("shutdown_actions",
+ NULL, NULL,
+ firmware_kset);
+ if (IS_ERR(shutdown_actions_kset))
+ return PTR_ERR(shutdown_actions_kset);
+ rc = sysfs_create_file(&shutdown_actions_kset->kobj, &on_panic_attr);
if (rc) {
- firmware_unregister(&shutdown_actions_subsys);
+ kset_unregister(shutdown_actions_kset);
return rc;
}
atomic_notifier_chain_register(&panic_notifier_list,
--
1.5.3.4