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path: root/drivers/scsi/scsi_sysfs.c
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Diffstat (limited to 'drivers/scsi/scsi_sysfs.c')
-rw-r--r--drivers/scsi/scsi_sysfs.c42
1 files changed, 23 insertions, 19 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index e75ee4671ee..93b41100a6d 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -230,7 +230,7 @@ void scsi_sysfs_unregister(void)
*/
#define sdev_show_function(field, format_string) \
static ssize_t \
-sdev_show_##field (struct device *dev, char *buf) \
+sdev_show_##field (struct device *dev, struct device_attribute *attr, char *buf) \
{ \
struct scsi_device *sdev; \
sdev = to_scsi_device(dev); \
@@ -254,7 +254,7 @@ static DEVICE_ATTR(field, S_IRUGO, sdev_show_##field, NULL);
sdev_show_function(field, format_string) \
\
static ssize_t \
-sdev_store_##field (struct device *dev, const char *buf, size_t count) \
+sdev_store_##field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
{ \
struct scsi_device *sdev; \
sdev = to_scsi_device(dev); \
@@ -274,7 +274,7 @@ static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##fie
sdev_show_function(field, "%d\n") \
\
static ssize_t \
-sdev_store_##field (struct device *dev, const char *buf, size_t count) \
+sdev_store_##field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
{ \
int ret; \
struct scsi_device *sdev; \
@@ -317,7 +317,7 @@ sdev_rd_attr (model, "%.16s\n");
sdev_rd_attr (rev, "%.4s\n");
static ssize_t
-sdev_show_timeout (struct device *dev, char *buf)
+sdev_show_timeout (struct device *dev, struct device_attribute *attr, char *buf)
{
struct scsi_device *sdev;
sdev = to_scsi_device(dev);
@@ -325,7 +325,7 @@ sdev_show_timeout (struct device *dev, char *buf)
}
static ssize_t
-sdev_store_timeout (struct device *dev, const char *buf, size_t count)
+sdev_store_timeout (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct scsi_device *sdev;
int timeout;
@@ -337,14 +337,14 @@ sdev_store_timeout (struct device *dev, const char *buf, size_t count)
static DEVICE_ATTR(timeout, S_IRUGO | S_IWUSR, sdev_show_timeout, sdev_store_timeout);
static ssize_t
-store_rescan_field (struct device *dev, const char *buf, size_t count)
+store_rescan_field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
scsi_rescan_device(dev);
return count;
}
static DEVICE_ATTR(rescan, S_IWUSR, NULL, store_rescan_field);
-static ssize_t sdev_store_delete(struct device *dev, const char *buf,
+static ssize_t sdev_store_delete(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
scsi_remove_device(to_scsi_device(dev));
@@ -353,7 +353,7 @@ static ssize_t sdev_store_delete(struct device *dev, const char *buf,
static DEVICE_ATTR(delete, S_IWUSR, NULL, sdev_store_delete);
static ssize_t
-store_state_field(struct device *dev, const char *buf, size_t count)
+store_state_field(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
int i;
struct scsi_device *sdev = to_scsi_device(dev);
@@ -376,7 +376,7 @@ store_state_field(struct device *dev, const char *buf, size_t count)
}
static ssize_t
-show_state_field(struct device *dev, char *buf)
+show_state_field(struct device *dev, struct device_attribute *attr, char *buf)
{
struct scsi_device *sdev = to_scsi_device(dev);
const char *name = scsi_device_state_name(sdev->sdev_state);
@@ -390,7 +390,7 @@ show_state_field(struct device *dev, char *buf)
static DEVICE_ATTR(state, S_IRUGO | S_IWUSR, show_state_field, store_state_field);
static ssize_t
-show_queue_type_field(struct device *dev, char *buf)
+show_queue_type_field(struct device *dev, struct device_attribute *attr, char *buf)
{
struct scsi_device *sdev = to_scsi_device(dev);
const char *name = "none";
@@ -406,7 +406,7 @@ show_queue_type_field(struct device *dev, char *buf)
static DEVICE_ATTR(queue_type, S_IRUGO, show_queue_type_field, NULL);
static ssize_t
-show_iostat_counterbits(struct device *dev, char *buf)
+show_iostat_counterbits(struct device *dev, struct device_attribute *attr, char *buf)
{
return snprintf(buf, 20, "%d\n", (int)sizeof(atomic_t) * 8);
}
@@ -415,7 +415,7 @@ static DEVICE_ATTR(iocounterbits, S_IRUGO, show_iostat_counterbits, NULL);
#define show_sdev_iostat(field) \
static ssize_t \
-show_iostat_##field(struct device *dev, char *buf) \
+show_iostat_##field(struct device *dev, struct device_attribute *attr, char *buf) \
{ \
struct scsi_device *sdev = to_scsi_device(dev); \
unsigned long long count = atomic_read(&sdev->field); \
@@ -449,7 +449,7 @@ static struct device_attribute *scsi_sysfs_sdev_attrs[] = {
NULL
};
-static ssize_t sdev_store_queue_depth_rw(struct device *dev, const char *buf,
+static ssize_t sdev_store_queue_depth_rw(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
int depth, retval;
@@ -475,7 +475,7 @@ static struct device_attribute sdev_attr_queue_depth_rw =
__ATTR(queue_depth, S_IRUGO | S_IWUSR, sdev_show_queue_depth,
sdev_store_queue_depth_rw);
-static ssize_t sdev_store_queue_type_rw(struct device *dev, const char *buf,
+static ssize_t sdev_store_queue_type_rw(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
struct scsi_device *sdev = to_scsi_device(dev);
@@ -669,6 +669,13 @@ void __scsi_remove_target(struct scsi_target *starget)
scsi_target_reap(starget);
}
+static int __remove_child (struct device * dev, void * data)
+{
+ if (scsi_is_target_device(dev))
+ __scsi_remove_target(to_scsi_target(dev));
+ return 0;
+}
+
/**
* scsi_remove_target - try to remove a target and all its devices
* @dev: generic starget or parent of generic stargets to be removed
@@ -679,7 +686,7 @@ void __scsi_remove_target(struct scsi_target *starget)
*/
void scsi_remove_target(struct device *dev)
{
- struct device *rdev, *idev, *next;
+ struct device *rdev;
if (scsi_is_target_device(dev)) {
__scsi_remove_target(to_scsi_target(dev));
@@ -687,10 +694,7 @@ void scsi_remove_target(struct device *dev)
}
rdev = get_device(dev);
- list_for_each_entry_safe(idev, next, &dev->children, node) {
- if (scsi_is_target_device(idev))
- __scsi_remove_target(to_scsi_target(idev));
- }
+ device_for_each_child(dev, NULL, __remove_child);
put_device(rdev);
}
EXPORT_SYMBOL(scsi_remove_target);