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Commit 972c7f16 authored by Mike Christie's avatar Mike Christie Committed by Nicholas Bellinger
Browse files

tcmu: add helper to check if dev was configured 



This adds a helper to check if the dev was configured. It
will be used in the next patch to prevent updates to some
config settings after the device has been setup.

Signed-off-by: default avatarMike Christie <mchristi@redhat.com>
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent 760bf578

drivers/target/target_core_user.c

+6 −2
Original line number Diff line number Diff line
@@ -998,6 +998,11 @@ static void tcmu_dev_call_rcu(struct rcu_head *p) 
	kfree(udev);

}



static bool tcmu_dev_configured(struct tcmu_dev *udev)

{

	return udev->uio_info.uio_dev ? true : false;

}



static void tcmu_free_device(struct se_device *dev)

{

	struct tcmu_dev *udev = TCMU_DEV(dev);
@@ -1019,8 +1024,7 @@ static void tcmu_free_device(struct se_device *dev) 
	spin_unlock_irq(&udev->commands_lock);

	WARN_ON(!all_expired);



	/* Device was configured */

	if (udev->uio_info.uio_dev) {

	if (tcmu_dev_configured(udev)) {

		tcmu_netlink_event(TCMU_CMD_REMOVED_DEVICE, udev->uio_info.name,

				   udev->uio_info.uio_dev->minor);