[tip:timers/core] clocksource/drivers/arm_arch_timer:: Mark cyclecounter __ro_after_init

[tip-bot for Bhumika Goyal <tipbot@zytor.com>]

Commit-ID:  3d837bc01c2153565333b2ce71d613b6e7cc761c
Gitweb:     http://git.kernel.org/tip/3d837bc01c2153565333b2ce71d613b6e7cc761c
Author:     Bhumika Goyal <bhumirks@gmail.com>
AuthorDate: Sun, 12 Feb 2017 00:50:18 +0530
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Sat, 11 Feb 2017 21:39:04 +0100

clocksource/drivers/arm_arch_timer:: Mark cyclecounter __ro_after_init

The object cyclecounter of type cyclecounter is only modified during
initialization in arch_counter_register. So it can be marked
__ro_after_init.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Cc: mark.rutland@arm.com
Cc: keescook@chromium.org
Cc: marc.zyngier@arm.com
Cc: daniel.lezcano@linaro.org
Cc: julia.lawall@lip6.fr
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1486840818-22214-1-git-send-email-bhumirks@gmail.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

---
 drivers/clocksource/arm_arch_timer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 7b06aef..93aa136 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -646,7 +646,7 @@ static struct clocksource clocksource_counter = {
 	.flags	= CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
-static struct cyclecounter cyclecounter = {
+static struct cyclecounter cyclecounter __ro_after_init = {
 	.read	= arch_counter_read_cc,
 	.mask	= CLOCKSOURCE_MASK(56),
 };