User tools need to know if the device is properly configured, since if
not, some other attributes are invalid.
Signed-off-by: Andy Grover <agrover@xxxxxxxxxx>
---
drivers/target/target_core_configfs.c | 11 +++++++++--
1 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 43b7ac6..4a8bd36 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -1584,6 +1584,13 @@ static struct target_core_configfs_attribute target_core_attr_dev_udev_path = {
.store = target_core_store_dev_udev_path,
};
+static ssize_t target_core_show_dev_enable(void *p, char *page)
+{
+ struct se_device *dev = p;
+
+ return snprintf(page, PAGE_SIZE, "%d\n", !!(dev->dev_flags & DF_CONFIGURED));
+}
+
static ssize_t target_core_store_dev_enable(
void *p,
const char *page,
@@ -1609,8 +1616,8 @@ static ssize_t target_core_store_dev_enable(
static struct target_core_configfs_attribute target_core_attr_dev_enable = {
.attr = { .ca_owner = THIS_MODULE,
.ca_name = "enable",
- .ca_mode = S_IWUSR },
- .show = NULL,
+ .ca_mode = S_IRUGO | S_IWUSR },
+ .show = target_core_show_dev_enable,
.store = target_core_store_dev_enable,
};
--
1.7.1
--
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