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-rw-r--r--Documentation/firmware_class/README3
-rw-r--r--drivers/base/firmware_class.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/firmware_class/README b/Documentation/firmware_class/README
index c3480aa66ba..7eceaff63f5 100644
--- a/Documentation/firmware_class/README
+++ b/Documentation/firmware_class/README
@@ -77,7 +77,8 @@
seconds for the whole load operation.
- request_firmware_nowait() is also provided for convenience in
- non-user contexts.
+ user contexts to request firmware asynchronously, but can't be called
+ in atomic contexts.
about in-kernel persistence:
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 2d296b7f703..24277025058 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -617,8 +617,9 @@ request_firmware_work_func(void *arg)
* @cont: function will be called asynchronously when the firmware
* request is over.
*
- * Asynchronous variant of request_firmware() for contexts where
- * it is not possible to sleep.
+ * Asynchronous variant of request_firmware() for user contexts where
+ * it is not possible to sleep for long time. It can't be called
+ * in atomic contexts.
**/
int
request_firmware_nowait(