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authorHannes Reinecke <hare@suse.de>2008-03-18 14:32:28 +0100
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-04-22 15:16:31 -0500
commitf7120a4f75168df3c02efacd10403a4ba0bcb29d (patch)
tree565f8c284ff4b06c626fcddcfa82d01a9bd0ad0b /drivers/scsi
parent352f6bb422bd31a80b4a0f1c3f19b6993df2508c (diff)
[SCSI] use default attributes for scsi_host
This patch removes the unused sysfs attibute overwriting logic for the scsi host attibutes, and plugs them into the driver core default attribute creation. Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/hosts.c1
-rw-r--r--drivers/scsi/scsi_priv.h1
-rw-r--r--drivers/scsi/scsi_sysfs.c84
3 files changed, 25 insertions, 61 deletions
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 63bed62f270e..4e811ca3270e 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -398,6 +398,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
shost->shost_dev.class = &shost_class;
snprintf(shost->shost_dev.bus_id, BUS_ID_SIZE, "host%d",
shost->host_no);
+ shost->shost_dev.groups = scsi_sysfs_shost_attr_groups;
shost->ehandler = kthread_run(scsi_error_handler, shost,
"scsi_eh_%d", shost->host_no);
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 3f34e9376b0a..b33e72516ef8 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -121,6 +121,7 @@ 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[];
/* scsi_netlink.c */
#ifdef CONFIG_SCSI_NETLINK
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index fbd7f9ed1251..84e2a8ad83c9 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -251,18 +251,27 @@ shost_rd_attr(sg_tablesize, "%hu\n");
shost_rd_attr(unchecked_isa_dma, "%d\n");
shost_rd_attr2(proc_name, hostt->proc_name, "%s\n");
-static struct device_attribute *scsi_sysfs_shost_attrs[] = {
- &dev_attr_unique_id,
- &dev_attr_host_busy,
- &dev_attr_cmd_per_lun,
- &dev_attr_can_queue,
- &dev_attr_sg_tablesize,
- &dev_attr_unchecked_isa_dma,
- &dev_attr_proc_name,
- &dev_attr_scan,
- &dev_attr_hstate,
- &dev_attr_supported_mode,
- &dev_attr_active_mode,
+static struct attribute *scsi_sysfs_shost_attrs[] = {
+ &dev_attr_unique_id.attr,
+ &dev_attr_host_busy.attr,
+ &dev_attr_cmd_per_lun.attr,
+ &dev_attr_can_queue.attr,
+ &dev_attr_sg_tablesize.attr,
+ &dev_attr_unchecked_isa_dma.attr,
+ &dev_attr_proc_name.attr,
+ &dev_attr_scan.attr,
+ &dev_attr_hstate.attr,
+ &dev_attr_supported_mode.attr,
+ &dev_attr_active_mode.attr,
+ NULL
+};
+
+struct attribute_group scsi_shost_attr_group = {
+ .attrs = scsi_sysfs_shost_attrs,
+};
+
+struct attribute_group *scsi_sysfs_shost_attr_groups[] = {
+ &scsi_shost_attr_group,
NULL
};
@@ -990,44 +999,6 @@ int scsi_register_interface(struct class_interface *intf)
}
EXPORT_SYMBOL(scsi_register_interface);
-
-static struct device_attribute *class_attr_overridden(
- struct device_attribute **attrs,
- struct device_attribute *attr)
-{
- int i;
-
- if (!attrs)
- return NULL;
- for (i = 0; attrs[i]; i++)
- if (!strcmp(attrs[i]->attr.name, attr->attr.name))
- return attrs[i];
- return NULL;
-}
-
-static int class_attr_add(struct device *classdev,
- struct device_attribute *attr)
-{
- struct device_attribute *base_attr;
-
- /*
- * Spare the caller from having to copy things it's not interested in.
- */
- base_attr = class_attr_overridden(scsi_sysfs_shost_attrs, attr);
- if (base_attr) {
- /* extend permissions */
- attr->attr.mode |= base_attr->attr.mode;
-
- /* override null show/store with default */
- if (!attr->show)
- attr->show = base_attr->show;
- if (!attr->store)
- attr->store = base_attr->store;
- }
-
- return device_create_file(classdev, attr);
-}
-
/**
* scsi_sysfs_add_host - add scsi host to subsystem
* @shost: scsi host struct to add to subsystem
@@ -1037,20 +1008,11 @@ int scsi_sysfs_add_host(struct Scsi_Host *shost)
{
int error, i;
+ /* add host specific attributes */
if (shost->hostt->shost_attrs) {
for (i = 0; shost->hostt->shost_attrs[i]; i++) {
- error = class_attr_add(&shost->shost_dev,
- shost->hostt->shost_attrs[i]);
- if (error)
- return error;
- }
- }
-
- for (i = 0; scsi_sysfs_shost_attrs[i]; i++) {
- if (!class_attr_overridden(shost->hostt->shost_attrs,
- scsi_sysfs_shost_attrs[i])) {
error = device_create_file(&shost->shost_dev,
- scsi_sysfs_shost_attrs[i]);
+ shost->hostt->shost_attrs[i]);
if (error)
return error;
}