diff options
| author | Marc Zyngier <Marc.Zyngier@arm.com> | 2011-05-23 17:16:59 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-05-23 17:19:26 +0100 |
| commit | 603605abae9ee731bdafb2af83a487d98a568815 (patch) | |
| tree | 61705d668a63316829ee4e0d0c07ab07e389fd41 /arch/arm/include/asm/spinlock.h | |
| parent | 57ce9bb39b476accf8fba6e16aea67ed76ea523d (diff) | |
ARM: 6939/1: fix missing 'cpu_relax()' declaration
ARM build fails with the following symptom:
CC arch/arm/kernel/asm-offsets.s
In file included from include/linux/seqlock.h:29,
from include/linux/time.h:8,
from include/linux/timex.h:56,
from include/linux/sched.h:57,
from arch/arm/kernel/asm-offsets.c:13:
include/linux/spinlock.h: In function 'spin_unlock_wait':
include/linux/spinlock.h:360: error: implicit declaration of function 'cpu_relax'
make[1]: *** [arch/arm/kernel/asm-offsets.s] Error 1
Fix it by including <asm/processor.h>.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/spinlock.h')
| -rw-r--r-- | arch/arm/include/asm/spinlock.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/include/asm/spinlock.h b/arch/arm/include/asm/spinlock.h index fdd3820edff..65fa3c88095 100644 --- a/arch/arm/include/asm/spinlock.h +++ b/arch/arm/include/asm/spinlock.h @@ -5,6 +5,8 @@ #error SMP not supported on pre-ARMv6 CPUs #endif +#include <asm/processor.h> + /* * sev and wfe are ARMv6K extensions. Uniprocessor ARMv6 may not have the K * extensions, so when running on UP, we have to patch these instructions away. |