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path: root/drivers/s390/scsi/zfcp_sysfs.c
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Diffstat (limited to 'drivers/s390/scsi/zfcp_sysfs.c')
-rw-r--r--drivers/s390/scsi/zfcp_sysfs.c26
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c
index 3f01bbf0609..672b57219e1 100644
--- a/drivers/s390/scsi/zfcp_sysfs.c
+++ b/drivers/s390/scsi/zfcp_sysfs.c
@@ -27,6 +27,16 @@ static ssize_t zfcp_sysfs_##_feat##_##_name##_show(struct device *dev, \
static ZFCP_DEV_ATTR(_feat, _name, S_IRUGO, \
zfcp_sysfs_##_feat##_##_name##_show, NULL);
+#define ZFCP_DEFINE_ATTR_CONST(_feat, _name, _format, _value) \
+static ssize_t zfcp_sysfs_##_feat##_##_name##_show(struct device *dev, \
+ struct device_attribute *at,\
+ char *buf) \
+{ \
+ return sprintf(buf, _format, _value); \
+} \
+static ZFCP_DEV_ATTR(_feat, _name, S_IRUGO, \
+ zfcp_sysfs_##_feat##_##_name##_show, NULL);
+
#define ZFCP_DEFINE_A_ATTR(_name, _format, _value) \
static ssize_t zfcp_sysfs_adapter_##_name##_show(struct device *dev, \
struct device_attribute *at,\
@@ -75,6 +85,8 @@ ZFCP_DEFINE_ATTR(zfcp_unit, unit, in_recovery, "%d\n",
ZFCP_DEFINE_ATTR(zfcp_unit, unit, access_denied, "%d\n",
(zfcp_unit_sdev_status(unit) &
ZFCP_STATUS_COMMON_ACCESS_DENIED) != 0);
+ZFCP_DEFINE_ATTR_CONST(unit, access_shared, "%d\n", 0);
+ZFCP_DEFINE_ATTR_CONST(unit, access_readonly, "%d\n", 0);
static ssize_t zfcp_sysfs_port_failed_show(struct device *dev,
struct device_attribute *attr,
@@ -95,7 +107,7 @@ static ssize_t zfcp_sysfs_port_failed_store(struct device *dev,
struct zfcp_port *port = container_of(dev, struct zfcp_port, dev);
unsigned long val;
- if (strict_strtoul(buf, 0, &val) || val != 0)
+ if (kstrtoul(buf, 0, &val) || val != 0)
return -EINVAL;
zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_RUNNING);
@@ -134,7 +146,7 @@ static ssize_t zfcp_sysfs_unit_failed_store(struct device *dev,
unsigned long val;
struct scsi_device *sdev;
- if (strict_strtoul(buf, 0, &val) || val != 0)
+ if (kstrtoul(buf, 0, &val) || val != 0)
return -EINVAL;
sdev = zfcp_unit_sdev(unit);
@@ -184,7 +196,7 @@ static ssize_t zfcp_sysfs_adapter_failed_store(struct device *dev,
if (!adapter)
return -ENODEV;
- if (strict_strtoul(buf, 0, &val) || val != 0) {
+ if (kstrtoul(buf, 0, &val) || val != 0) {
retval = -EINVAL;
goto out;
}
@@ -236,7 +248,7 @@ static ssize_t zfcp_sysfs_port_remove_store(struct device *dev,
if (!adapter)
return -ENODEV;
- if (strict_strtoull(buf, 0, (unsigned long long *) &wwpn))
+ if (kstrtoull(buf, 0, (unsigned long long *) &wwpn))
goto out;
port = zfcp_get_port_by_wwpn(adapter, wwpn);
@@ -297,7 +309,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev,
u64 fcp_lun;
int retval;
- if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun))
+ if (kstrtoull(buf, 0, (unsigned long long *) &fcp_lun))
return -EINVAL;
retval = zfcp_unit_add(port, fcp_lun);
@@ -315,7 +327,7 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev,
struct zfcp_port *port = container_of(dev, struct zfcp_port, dev);
u64 fcp_lun;
- if (strict_strtoull(buf, 0, (unsigned long long *) &fcp_lun))
+ if (kstrtoull(buf, 0, (unsigned long long *) &fcp_lun))
return -EINVAL;
if (zfcp_unit_remove(port, fcp_lun))
@@ -347,6 +359,8 @@ static struct attribute *zfcp_unit_attrs[] = {
&dev_attr_unit_in_recovery.attr,
&dev_attr_unit_status.attr,
&dev_attr_unit_access_denied.attr,
+ &dev_attr_unit_access_shared.attr,
+ &dev_attr_unit_access_readonly.attr,
NULL
};
static struct attribute_group zfcp_unit_attr_group = {