diff options
Diffstat (limited to 'arch/mips/include/asm/system.h')
| -rw-r--r-- | arch/mips/include/asm/system.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/mips/include/asm/system.h b/arch/mips/include/asm/system.h index cd30f83235bb..a2e9239b45aa 100644 --- a/arch/mips/include/asm/system.h +++ b/arch/mips/include/asm/system.h @@ -63,11 +63,23 @@ do { \ #define __mips_mt_fpaff_switch_to(prev) do { (void) (prev); } while (0) #endif +#ifdef CONFIG_CPU_HAS_LLSC +#define __clear_software_ll_bit() do { } while (0) +#else +extern unsigned long ll_bit; + +#define __clear_software_ll_bit() \ +do { \ + ll_bit = 0; \ +} while (0) +#endif + #define switch_to(prev, next, last) \ do { \ __mips_mt_fpaff_switch_to(prev); \ if (cpu_has_dsp) \ __save_dsp(prev); \ + __clear_software_ll_bit(); \ (last) = resume(prev, next, task_thread_info(next)); \ } while (0) |