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| /openbmc/linux/arch/arm/include/asm/ |
| H A D | assembler.h | 8e9c24a2 Mon Dec 03 09:39:43 CST 2012 Russell King <rmk+kernel@arm.linux.org.uk> ARM: virt: avoid clobbering lr when forcing svc mode
The safe_svcmode_maskall macro is used to ensure that we are running in
svc mode, causing an exception return from hvc mode if required.
This patch removes the unneeded lr clobber from the macro and operates
entirely on the temporary parameter register instead.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
[will: updated comment]
Signed-off-by: Will Deacon <will.deacon@arm.com>
8e9c24a2 Mon Dec 03 09:39:43 CST 2012 Russell King <rmk+kernel@arm.linux.org.uk> ARM: virt: avoid clobbering lr when forcing svc mode
The safe_svcmode_maskall macro is used to ensure that we are running in
svc mode, causing an exception return from hvc mode if required.
This patch removes the unneeded lr clobber from the macro and operates
entirely on the temporary parameter register instead.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
[will: updated comment]
Signed-off-by: Will Deacon <will.deacon@arm.com>
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