linux-kernel - [PATCH] fix miscompiling with GCC 4.5 -finline-functions

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Message-ID: <4D2339F7.3090502@bspu.unibel.by>
Date:	Tue, 04 Jan 2011 17:17:11 +0200
From:	Dzianis Kahanovich <mahatma@...u.unibel.by>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH] fix miscompiling with GCC 4.5 -finline-functions

Fixing broken automatic inlining for GCC 4.5+  (breaks build with
-finline-functions or -O3 on x86_*).

Signed-off-by: Dzianis Kahanovich <mahatma@...by>
---
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -569,7 +569,7 @@ static inline void ept_sync_individual_a
 	}
 }

-static unsigned long vmcs_readl(unsigned long field)
+static noinline unsigned long vmcs_readl(unsigned long field)
 {
 	unsigned long value = 0;

--- a/drivers/media/radio/radio-aimslab.c
+++ b/drivers/media/radio/radio-aimslab.c
@@ -71,7 +71,7 @@ static struct rtrack rtrack_card;

 /* local things */

-static void sleep_delay(long n)
+static noinline void sleep_delay(long n)
 {
 	/* Sleep nicely for 'n' uS */
 	int d = n / msecs_to_jiffies(1000);
--
WBR, Dzianis Kahanovich AKA Denis Kaganovich, http://mahatma.bspu.unibel.by/
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