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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1417773328-10396-1-git-send-email-andreas@gaisler.com>
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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/