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From: "Uwe Kleine-König" <u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
	Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Grant Likely
	<grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org
Subject: [PATCH 3/3] ARM64: make of_device_ids const
Date: Wed, 10 Sep 2014 10:26:19 +0200	[thread overview]
Message-ID: <1410337579-23466-4-git-send-email-u.kleine-koenig@pengutronix.de> (raw)
In-Reply-To: <1410337579-23466-1-git-send-email-u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>

of_device_ids (i.e. compatible strings and the respective data) are not
supposed to change at runtime. All functions working with of_device_ids
provided by <linux/of.h> work with const of_device_ids. So mark the
only non-const struct in arch/arm64 as const, too.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
---
 arch/arm64/kernel/perf_event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index baf5afb7e6a0..aa29ecb4f800 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -1276,7 +1276,7 @@ arch_initcall(cpu_pmu_reset);
 /*
  * PMU platform driver and devicetree bindings.
  */
-static struct of_device_id armpmu_of_device_ids[] = {
+static const struct of_device_id armpmu_of_device_ids[] = {
 	{.compatible = "arm,armv8-pmuv3"},
 	{},
 };
-- 
2.1.0

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  parent reply	other threads:[~2014-09-10  8:26 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-10  8:26 [PATCH 0/3] ARM+ARM64: constify of_device_ids Uwe Kleine-König
2014-09-10  8:26 ` [PATCH 1/3] ARM: OMAP2+: make of_device_ids const Uwe Kleine-König
2014-09-11 17:39   ` Tony Lindgren
2014-09-11 19:01     ` Uwe Kleine-König
2014-09-11 19:14       ` Tony Lindgren
2014-09-11 19:42         ` Uwe Kleine-König
2014-09-11 19:47           ` Tony Lindgren
2014-09-11 19:52             ` Uwe Kleine-König
2014-09-11 20:10               ` Tony Lindgren
     [not found]       ` <20140911190136.GM3755-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2014-09-11 19:14         ` Uwe Kleine-König
     [not found] ` <1410337579-23466-1-git-send-email-u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2014-09-10  8:26   ` [PATCH 2/3] ARM: " Uwe Kleine-König
     [not found]     ` <1410337579-23466-3-git-send-email-u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2014-09-10 15:17       ` Jason Cooper
2014-09-10  8:26   ` Uwe Kleine-König [this message]
     [not found]     ` <1410337579-23466-4-git-send-email-u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2014-09-15 13:11       ` [PATCH 3/3] ARM64: " Catalin Marinas

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