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alistair23-linux
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ARC: unbork module link errors with !CONFIG_ARC_HAS_LLSC 

|  SYSMAP  System.map
|  Building modules, stage 2.
|  MODPOST 18 modules
|ERROR: "smp_atomic_ops_lock" [drivers/gpu/drm/drm_kms_helper.ko] undefined!
|ERROR: "smp_bitops_lock" [drivers/gpu/drm/drm_kms_helper.ko] undefined!
|ERROR: "smp_atomic_ops_lock" [drivers/gpu/drm/drm.ko] undefined!
| ERROR: "smp_bitops_lock" [drivers/gpu/drm/drm.ko] undefined!
|../scripts/Makefile.modpost:91: recipe for target '__modpost' failed

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
hifive-unleashed-5.1
Vineet Gupta 2017-10-11 17:07:41 -07:00
parent 753affba96
commit fdbed19697
1 changed files with 5 additions and 0 deletions
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5
arch/arc/kernel/smp.c
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@ -23,6 +23,8 @@
#include <linux/cpumask.h>
#include <linux/reboot.h>
#include <linux/irqdomain.h>
#include <linux/export.h>
#include <asm/processor.h>
#include <asm/setup.h>
#include <asm/mach_desc.h>
@ -30,6 +32,9 @@
#ifndef CONFIG_ARC_HAS_LLSC
arch_spinlock_t smp_atomic_ops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
arch_spinlock_t smp_bitops_lock = __ARCH_SPIN_LOCK_UNLOCKED;
EXPORT_SYMBOL_GPL(smp_atomic_ops_lock);
EXPORT_SYMBOL_GPL(smp_bitops_lock);
#endif
struct plat_smp_ops __weak plat_smp_ops;