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From: <gregkh@linuxfoundation.org>
To: pdoyle@irobot.com, alexandre.belloni@free-electrons.com,
	gregkh@linuxfoundation.org, nicolas.ferre@atmel.com
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned" has been added to the 4.3-stable tree
Date: Sat, 05 Dec 2015 21:51:48 -0800	[thread overview]
Message-ID: <144938110840244@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned

to the 4.3-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     arm-at91-pm-at91_pm_suspend_in_sram-must-be-8-byte-aligned.patch
and it can be found in the queue-4.3 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 5fcf8d1a0e84792b2bc44922c5d833dab96a9c1e Mon Sep 17 00:00:00 2001
From: Patrick Doyle <pdoyle@irobot.com>
Date: Fri, 16 Oct 2015 12:39:05 +0200
Subject: ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned

From: Patrick Doyle <pdoyle@irobot.com>

commit 5fcf8d1a0e84792b2bc44922c5d833dab96a9c1e upstream.

fncpy() requires that the source and the destination are both 8-byte
aligned.

Signed-off-by: Patrick Doyle <pdoyle@irobot.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Fixes: d94e688cae56 ("ARM: at91/pm: move the copying the sram function to the sram initialization phase")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/arm/mach-at91/pm_suspend.S |    2 ++
 1 file changed, 2 insertions(+)

--- a/arch/arm/mach-at91/pm_suspend.S
+++ b/arch/arm/mach-at91/pm_suspend.S
@@ -80,6 +80,8 @@ tmp2	.req	r5
  *	@r2: base address of second SDRAM Controller or 0 if not present
  *	@r3: pm information
  */
+/* at91_pm_suspend_in_sram must be 8-byte aligned per the requirements of fncpy() */
+	.align 3
 ENTRY(at91_pm_suspend_in_sram)
 	/* Save registers on stack */
 	stmfd	sp!, {r4 - r12, lr}


Patches currently in stable-queue which might be from pdoyle@irobot.com are

queue-4.3/arm-at91-pm-at91_pm_suspend_in_sram-must-be-8-byte-aligned.patch

                 reply	other threads:[~2015-12-06  5:51 UTC|newest]

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