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Groups > linux.kernel > #1285717
| From | Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 4.2 037/124] ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned |
| Date | 2015-12-07 17:10 +0100 |
| Message-ID | <qD6wr-6Nn-51@gated-at.bofh.it> (permalink) |
| References | <qD5qG-5Tt-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
4.2-stable review patch. If anyone has any objections, please let me know.
------------------
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}
--
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[PATCH 4.2 037/124] ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-12-07 17:10 +0100
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