Commit 648c5f26 authored May 06, 2017 by tiger-yu99 Committed by Victor Chong Jan 12, 2018

BACKPORT: tee: optee: interruptible RPC sleep



Prior to this patch RPC sleep was uninterruptible since msleep() is
uninterruptible. Change to use msleep_interruptible() instead.

Change-Id: I3737067d936a1e405e4b8309d2ec521f4835a7b8
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>
(cherry picked from commit a9980e947ec97297e03d2332d6beff06f5131a98)
Signed-off-by: Victor Chong <victor.chong@linaro.org>

parent 848ca983

drivers/tee/optee/rpc.c

+2 −5

Original line number	Diff line number	Diff line
		@@ -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;