linux-kernel - [PATCH 06/19] dlm: align midcomms message buffer

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Message-Id: <1201193442-8260-7-git-send-email-teigland@redhat.com>
Date:	Thu, 24 Jan 2008 10:50:29 -0600
From:	David Teigland <teigland@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	"Fabio M. Di Nitto" <fabbione@...ntu.com>
Subject: [PATCH 06/19] dlm: align midcomms message buffer

From: Fabio M. Di Nitto <fabbione@...ntu.com>

gcc does not guarantee that a static buffer is 64bit aligned. This change
allows sparc64 to work.

Signed-off-by: Fabio M. Di Nitto <fabbione@...ntu.com>
Signed-off-by: David Teigland <teigland@...hat.com>
---
 fs/dlm/midcomms.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/dlm/midcomms.c b/fs/dlm/midcomms.c
index f8c69dd..da653b5 100644
--- a/fs/dlm/midcomms.c
+++ b/fs/dlm/midcomms.c
@@ -58,7 +58,7 @@ static void copy_from_cb(void *dst, const void *base, unsigned offset,
 int dlm_process_incoming_buffer(int nodeid, const void *base,
 				unsigned offset, unsigned len, unsigned limit)
 {
-	unsigned char __tmp[DLM_INBUF_LEN];
+	unsigned char __tmp[DLM_INBUF_LEN] __attribute__((aligned(64)));
 	struct dlm_header *msg = (struct dlm_header *) __tmp;
 	int ret = 0;
 	int err = 0;
-- 
1.5.3.3

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