[tip: irq/urgent] driver core: Add missing kernel doc for device::msi_lock

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the irq/urgent branch of tip:

Commit-ID:     7a3dc4f35bf8e1a07e5c3f8ecc8ac923f48493fe
Gitweb:        https://git.kernel.org/tip/7a3dc4f35bf8e1a07e5c3f8ecc8ac923f48493fe
Author:        Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate:    Fri, 13 Aug 2021 12:36:14 +02:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Fri, 13 Aug 2021 12:38:48 +02:00

driver core: Add missing kernel doc for device::msi_lock

Fixes: 77e89afc25f3 ("PCI/MSI: Protect msi_desc::masked for multi-MSI")
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
 include/linux/device.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/device.h b/include/linux/device.h
index e53aa50..65d84b6 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -407,6 +407,7 @@ struct dev_links_info {
  * @em_pd:	device's energy model performance domain
  * @pins:	For device pin management.
  *		See Documentation/driver-api/pin-control.rst for details.
+ * @msi_lock:	Lock to protect MSI mask cache and mask register
  * @msi_list:	Hosts MSI descriptors
  * @msi_domain: The generic MSI domain this device is using.
  * @numa_node:	NUMA node this device is close to.