From: tiger-yu99 <tigeryu99@hotmail.com>
Date: Sat, 6 May 2017 00:20:32 +0800
Subject: tee: optee: interruptible RPC sleep
Git-commit: a9980e947ec97297e03d2332d6beff06f5131a98
Patch-mainline: v4.14-rc1
References: fate#325372
Prior to this patch RPC sleep was uninterruptible since msleep() is
uninterruptible. Change to use msleep_interruptible() instead.
Signed-off-by: Tiger Yu <tigeryu99@hotmail.com>
Reviewed-by: Joakim Bech <joakim.bech@linaro.org>
Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
---
drivers/tee/optee/rpc.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c
index 8814eca06021..9488ed1541bc 100644
--- 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;
--
2.19.1