linux-kernel - [PATCH] sparc32,leon: Align ccall_info to prevent unaligned traps on crosscall

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Date:	Fri,  5 Dec 2014 10:55:28 +0100
From:	Andreas Larsson <andreas@...sler.com>
To:	davem@...emloft.net
Cc:	sparclinux@...r.kernel.org, linux-kernel@...r.kernel.org,
	software@...sler.com
Subject: [PATCH] sparc32,leon: Align ccall_info to prevent unaligned traps on crosscall

It is being filled in using std in leon_cross_call.

Signed-off-by: Andreas Larsson <andreas@...sler.com>
---
 arch/sparc/kernel/leon_smp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c
index ea2bad3..71e16f2 100644
--- a/arch/sparc/kernel/leon_smp.c
+++ b/arch/sparc/kernel/leon_smp.c
@@ -368,7 +368,7 @@ static struct smp_funcall {
 	unsigned long arg5;
 	unsigned long processors_in[NR_CPUS];	/* Set when ipi entered. */
 	unsigned long processors_out[NR_CPUS];	/* Set when ipi exited. */
-} ccall_info;
+} ccall_info __attribute__((aligned(8)));
 
 static DEFINE_SPINLOCK(cross_call_lock);
 
-- 
1.7.10.4

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