tee: optee: interruptible RPC sleep

Prior to this patch RPC sleep was uninterruptible since msleep() is uninterruptible. Change to use msleep_interruptible() instead. Signed-off-by: Tiger Yu <[email protected]> Reviewed-by: Joakim Bech <[email protected]> Reviewed-by: Jens Wiklander <[email protected]> [jf: minor commit message edits] Signed-off-by: Jerome Forissier <[email protected]>
vchong · May 17, 2017 · 51848d1 · 51848d1
1 parent 5613392
commit 51848d1
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c
@@ -140,11 +140,8 @@ static void handle_rpc_func_cmd_wait(struct optee_msg_arg *arg)
 
 	msec_to_wait = arg->params[0].u.value.a;
 
-	/* set task's state to interruptible sleep */
-	set_current_state(TASK_INTERRUPTIBLE);
-
-	/* take a nap */
-	msleep(msec_to_wait);
+	/* Go to interruptible sleep */
+	msleep_interruptible(msec_to_wait);
 
 	arg->ret = TEEC_SUCCESS;
 	return;