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Subject[PATCH 05/20] driver model: constify attribute groups
Date
From: David Brownell <dbrownell@users.sourceforge.net>

Let attribute group vectors be declared "const". We'd
like to let most attribute metadata live in read-only
sections... this is a start.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
block/genhd.c | 2 +-
drivers/base/core.c | 4 ++--
drivers/base/driver.c | 4 ++--
drivers/block/cciss.c | 2 +-
drivers/firewire/core-device.c | 2 +-
drivers/firmware/dmi-id.c | 2 +-
drivers/infiniband/hw/ehca/ehca_main.c | 2 +-
drivers/infiniband/hw/ipath/ipath_kernel.h | 2 +-
drivers/infiniband/hw/ipath/ipath_sysfs.c | 2 +-
drivers/input/input.c | 2 +-
drivers/misc/enclosure.c | 4 ++--
drivers/mmc/core/mmc.c | 2 +-
drivers/mmc/core/sd.c | 2 +-
drivers/mtd/mtdcore.c | 2 +-
drivers/s390/cio/css.c | 2 +-
drivers/s390/cio/device.c | 2 +-
drivers/s390/net/netiucv.c | 2 +-
drivers/scsi/scsi_priv.h | 2 +-
drivers/scsi/scsi_sysfs.c | 4 ++--
drivers/usb/core/endpoint.c | 2 +-
drivers/usb/core/sysfs.c | 4 ++--
drivers/usb/core/usb.h | 4 ++--
drivers/uwb/lc-dev.c | 2 +-
fs/partitions/check.c | 2 +-
include/linux/attribute_container.h | 2 +-
include/linux/device.h | 6 +++---
include/linux/netdevice.h | 2 +-
include/linux/transport_class.h | 2 +-
net/bluetooth/hci_sysfs.c | 4 ++--
net/core/net-sysfs.c | 2 +-
30 files changed, 39 insertions(+), 39 deletions(-)
diff --git a/block/genhd.c b/block/genhd.c
index 5b76bf5..2ad91dd 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -903,7 +903,7 @@ static struct attribute_group disk_attr_group = {
.attrs = disk_attrs,
};

-static struct attribute_group *disk_attr_groups[] = {
+static const struct attribute_group *disk_attr_groups[] = {
&disk_attr_group,
NULL
};
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 99dfe96..a992985 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -341,7 +341,7 @@ static void device_remove_attributes(struct device *dev,
}

static int device_add_groups(struct device *dev,
- struct attribute_group **groups)
+ const struct attribute_group **groups)
{
int error = 0;
int i;
@@ -361,7 +361,7 @@ static int device_add_groups(struct device *dev,
}

static void device_remove_groups(struct device *dev,
- struct attribute_group **groups)
+ const struct attribute_group **groups)
{
int i;

diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index 8ae0f63..ed2ebd3 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -181,7 +181,7 @@ void put_driver(struct device_driver *drv)
EXPORT_SYMBOL_GPL(put_driver);

static int driver_add_groups(struct device_driver *drv,
- struct attribute_group **groups)
+ const struct attribute_group **groups)
{
int error = 0;
int i;
@@ -201,7 +201,7 @@ static int driver_add_groups(struct device_driver *drv,
}

static void driver_remove_groups(struct device_driver *drv,
- struct attribute_group **groups)
+ const struct attribute_group **groups)
{
int i;

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 0589dfb..d8372b4 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -572,7 +572,7 @@ static struct attribute_group cciss_dev_attr_group = {
.attrs = cciss_dev_attrs,
};

-static struct attribute_group *cciss_dev_attr_groups[] = {
+static const struct attribute_group *cciss_dev_attr_groups[] = {
&cciss_dev_attr_group,
NULL
};
diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c
index 97e656a..9d0dfcb 100644
--- a/drivers/firewire/core-device.c
+++ b/drivers/firewire/core-device.c
@@ -312,7 +312,7 @@ static void init_fw_attribute_group(struct device *dev,
group->groups[0] = &group->group;
group->groups[1] = NULL;
group->group.attrs = group->attrs;
- dev->groups = group->groups;
+ dev->groups = (const struct attribute_group **) group->groups;
}

static ssize_t modalias_show(struct device *dev,
diff --git a/drivers/firmware/dmi-id.c b/drivers/firmware/dmi-id.c
index 5a76d05..dbdf6fa 100644
--- a/drivers/firmware/dmi-id.c
+++ b/drivers/firmware/dmi-id.c
@@ -139,7 +139,7 @@ static struct attribute_group sys_dmi_attribute_group = {
.attrs = sys_dmi_attributes,
};

-static struct attribute_group* sys_dmi_attribute_groups[] = {
+static const struct attribute_group* sys_dmi_attribute_groups[] = {
&sys_dmi_attribute_group,
NULL
};
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index 5b635aa..fb2d83c 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -623,7 +623,7 @@ static struct attribute_group ehca_drv_attr_grp = {
.attrs = ehca_drv_attrs
};

-static struct attribute_group *ehca_drv_attr_groups[] = {
+static const struct attribute_group *ehca_drv_attr_groups[] = {
&ehca_drv_attr_grp,
NULL,
};
diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h
index 6ba4861..b3d7efc 100644
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h
@@ -1286,7 +1286,7 @@ struct device_driver;

extern const char ib_ipath_version[];

-extern struct attribute_group *ipath_driver_attr_groups[];
+extern const struct attribute_group *ipath_driver_attr_groups[];

int ipath_device_create_group(struct device *, struct ipath_devdata *);
void ipath_device_remove_group(struct device *, struct ipath_devdata *);
diff --git a/drivers/infiniband/hw/ipath/ipath_sysfs.c b/drivers/infiniband/hw/ipath/ipath_sysfs.c
index a6c8efb..b8cb2f1 100644
--- a/drivers/infiniband/hw/ipath/ipath_sysfs.c
+++ b/drivers/infiniband/hw/ipath/ipath_sysfs.c
@@ -1069,7 +1069,7 @@ static ssize_t show_tempsense(struct device *dev,
return ret;
}

-struct attribute_group *ipath_driver_attr_groups[] = {
+const struct attribute_group *ipath_driver_attr_groups[] = {
&driver_attr_group,
NULL,
};
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 7c237e6..851791d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1144,7 +1144,7 @@ static struct attribute_group input_dev_caps_attr_group = {
.attrs = input_dev_caps_attrs,
};

-static struct attribute_group *input_dev_attr_groups[] = {
+static const struct attribute_group *input_dev_attr_groups[] = {
&input_dev_attr_group,
&input_dev_id_attr_group,
&input_dev_caps_attr_group,
diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
index 7b03930..e9eae4a 100644
--- a/drivers/misc/enclosure.c
+++ b/drivers/misc/enclosure.c
@@ -238,7 +238,7 @@ static void enclosure_component_release(struct device *dev)
put_device(dev->parent);
}

-static struct attribute_group *enclosure_groups[];
+static const struct attribute_group *enclosure_groups[];

/**
* enclosure_component_register - add a particular component to an enclosure
@@ -536,7 +536,7 @@ static struct attribute_group enclosure_group = {
.attrs = enclosure_component_attrs,
};

-static struct attribute_group *enclosure_groups[] = {
+static const struct attribute_group *enclosure_groups[] = {
&enclosure_group,
NULL
};
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 06084db..2fb9d5f 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -276,7 +276,7 @@ static struct attribute_group mmc_std_attr_group = {
.attrs = mmc_std_attrs,
};

-static struct attribute_group *mmc_attr_groups[] = {
+static const struct attribute_group *mmc_attr_groups[] = {
&mmc_std_attr_group,
NULL,
};
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index cd81c39..7ad646f 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -314,7 +314,7 @@ static struct attribute_group sd_std_attr_group = {
.attrs = sd_std_attrs,
};

-static struct attribute_group *sd_attr_groups[] = {
+static const struct attribute_group *sd_attr_groups[] = {
&sd_std_attr_group,
NULL,
};
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 00ebf7a..69007a6 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -217,7 +217,7 @@ struct attribute_group mtd_group = {
.attrs = mtd_attrs,
};

-struct attribute_group *mtd_groups[] = {
+const struct attribute_group *mtd_groups[] = {
&mtd_group,
NULL,
};
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index e995123..393c73c 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -266,7 +266,7 @@ static struct attribute_group subch_attr_group = {
.attrs = subch_attrs,
};

-static struct attribute_group *default_subch_attr_groups[] = {
+static const struct attribute_group *default_subch_attr_groups[] = {
&subch_attr_group,
NULL,
};
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 0f95405..6527f3f 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -656,7 +656,7 @@ static struct attribute_group ccwdev_attr_group = {
.attrs = ccwdev_attrs,
};

-static struct attribute_group *ccwdev_attr_groups[] = {
+static const struct attribute_group *ccwdev_attr_groups[] = {
&ccwdev_attr_group,
NULL,
};
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index 9215fbb..a4b2c57 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -2159,7 +2159,7 @@ static struct attribute_group netiucv_drv_attr_group = {
.attrs = netiucv_drv_attrs,
};

-static struct attribute_group *netiucv_drv_attr_groups[] = {
+static const struct attribute_group *netiucv_drv_attr_groups[] = {
&netiucv_drv_attr_group,
NULL,
};
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 021e503..1fbf7c7 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -132,7 +132,7 @@ extern struct scsi_transport_template blank_transport_template;
extern void __scsi_remove_device(struct scsi_device *);

extern struct bus_type scsi_bus_type;
-extern struct attribute_group *scsi_sysfs_shost_attr_groups[];
+extern const struct attribute_group *scsi_sysfs_shost_attr_groups[];

/* scsi_netlink.c */
#ifdef CONFIG_SCSI_NETLINK
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 91482f2..fde5453 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -275,7 +275,7 @@ struct attribute_group scsi_shost_attr_group = {
.attrs = scsi_sysfs_shost_attrs,
};

-struct attribute_group *scsi_sysfs_shost_attr_groups[] = {
+const struct attribute_group *scsi_sysfs_shost_attr_groups[] = {
&scsi_shost_attr_group,
NULL
};
@@ -745,7 +745,7 @@ static struct attribute_group scsi_sdev_attr_group = {
.attrs = scsi_sdev_attrs,
};

-static struct attribute_group *scsi_sdev_attr_groups[] = {
+static const struct attribute_group *scsi_sdev_attr_groups[] = {
&scsi_sdev_attr_group,
NULL
};
diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c
index bc39fc4..fdfaa78 100644
--- a/drivers/usb/core/endpoint.c
+++ b/drivers/usb/core/endpoint.c
@@ -154,7 +154,7 @@ static struct attribute *ep_dev_attrs[] = {
static struct attribute_group ep_dev_attr_grp = {
.attrs = ep_dev_attrs,
};
-static struct attribute_group *ep_dev_groups[] = {
+static const struct attribute_group *ep_dev_groups[] = {
&ep_dev_attr_grp,
NULL
};
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index b5c72e4..7ec3041 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -573,7 +573,7 @@ static struct attribute_group dev_string_attr_grp = {
.is_visible = dev_string_attrs_are_visible,
};

-struct attribute_group *usb_device_groups[] = {
+const struct attribute_group *usb_device_groups[] = {
&dev_attr_grp,
&dev_string_attr_grp,
NULL
@@ -799,7 +799,7 @@ static struct attribute_group intf_assoc_attr_grp = {
.is_visible = intf_assoc_attrs_are_visible,
};

-struct attribute_group *usb_interface_groups[] = {
+const struct attribute_group *usb_interface_groups[] = {
&intf_attr_grp,
&intf_assoc_attr_grp,
NULL
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index e2a8cfa..c0e0ae2 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -152,8 +152,8 @@ static inline int is_active(const struct usb_interface *f)
extern const char *usbcore_name;

/* sysfs stuff */
-extern struct attribute_group *usb_device_groups[];
-extern struct attribute_group *usb_interface_groups[];
+extern const struct attribute_group *usb_device_groups[];
+extern const struct attribute_group *usb_interface_groups[];

/* usbfs stuff */
extern struct mutex usbfs_mutex;
diff --git a/drivers/uwb/lc-dev.c b/drivers/uwb/lc-dev.c
index e9fe1bb..1097e81 100644
--- a/drivers/uwb/lc-dev.c
+++ b/drivers/uwb/lc-dev.c
@@ -255,7 +255,7 @@ static struct attribute_group dev_attr_group = {
.attrs = dev_attrs,
};

-static struct attribute_group *groups[] = {
+static const struct attribute_group *groups[] = {
&dev_attr_group,
NULL,
};
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 619ba99..fbeaddf 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -312,7 +312,7 @@ static struct attribute_group part_attr_group = {
.attrs = part_attrs,
};

-static struct attribute_group *part_attr_groups[] = {
+static const struct attribute_group *part_attr_groups[] = {
&part_attr_group,
#ifdef CONFIG_BLK_DEV_IO_TRACE
&blk_trace_attr_group,
diff --git a/include/linux/attribute_container.h b/include/linux/attribute_container.h
index 794ad74..c3ab814 100644
--- a/include/linux/attribute_container.h
+++ b/include/linux/attribute_container.h
@@ -17,7 +17,7 @@ struct attribute_container {
struct list_head node;
struct klist containers;
struct class *class;
- struct attribute_group *grp;
+ const struct attribute_group *grp;
struct device_attribute **attrs;
int (*match)(struct attribute_container *, struct device *);
#define ATTRIBUTE_CONTAINER_NO_CLASSDEVS 0x01
diff --git a/include/linux/device.h b/include/linux/device.h
index 3f33f17..e19e40a 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -131,7 +131,7 @@ struct device_driver {
void (*shutdown) (struct device *dev);
int (*suspend) (struct device *dev, pm_message_t state);
int (*resume) (struct device *dev);
- struct attribute_group **groups;
+ const struct attribute_group **groups;

const struct dev_pm_ops *pm;

@@ -288,7 +288,7 @@ extern void class_destroy(struct class *cls);
*/
struct device_type {
const char *name;
- struct attribute_group **groups;
+ const struct attribute_group **groups;
int (*uevent)(struct device *dev, struct kobj_uevent_env *env);
char *(*nodename)(struct device *dev);
void (*release)(struct device *dev);
@@ -412,7 +412,7 @@ struct device {

struct klist_node knode_class;
struct class *class;
- struct attribute_group **groups; /* optional groups */
+ const struct attribute_group **groups; /* optional groups */

void (*release)(struct device *dev);
};
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 65ee192..a9aa4b5 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -895,7 +895,7 @@ struct net_device
/* class/net/name entry */
struct device dev;
/* space for optional statistics and wireless sysfs groups */
- struct attribute_group *sysfs_groups[3];
+ const struct attribute_group *sysfs_groups[3];

/* rtnetlink link ops */
const struct rtnl_link_ops *rtnl_link_ops;
diff --git a/include/linux/transport_class.h b/include/linux/transport_class.h
index eaec1ea..9ae8da3 100644
--- a/include/linux/transport_class.h
+++ b/include/linux/transport_class.h
@@ -55,7 +55,7 @@ struct anon_transport_class cls = { \

struct transport_container {
struct attribute_container ac;
- struct attribute_group *statistics;
+ const struct attribute_group *statistics;
};

#define attribute_container_to_transport_container(x) \
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 95f7a7a..7f939ce 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -68,7 +68,7 @@ static struct attribute_group bt_link_group = {
.attrs = bt_link_attrs,
};

-static struct attribute_group *bt_link_groups[] = {
+static const struct attribute_group *bt_link_groups[] = {
&bt_link_group,
NULL
};
@@ -392,7 +392,7 @@ static struct attribute_group bt_host_group = {
.attrs = bt_host_attrs,
};

-static struct attribute_group *bt_host_groups[] = {
+static const struct attribute_group *bt_host_groups[] = {
&bt_host_group,
NULL
};
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index ad91e9e..7d4c575 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -493,7 +493,7 @@ void netdev_unregister_kobject(struct net_device * net)
int netdev_register_kobject(struct net_device *net)
{
struct device *dev = &(net->dev);
- struct attribute_group **groups = net->sysfs_groups;
+ const struct attribute_group **groups = net->sysfs_groups;

dev->class = &net_class;
dev->platform_data = net;
--
1.6.4.2


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