diff options
Diffstat (limited to 'include/asm-s390/tlbflush.h')
| -rw-r--r-- | include/asm-s390/tlbflush.h | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/include/asm-s390/tlbflush.h b/include/asm-s390/tlbflush.h index 73cd85bebfb..fa4dc916a9b 100644 --- a/include/asm-s390/tlbflush.h +++ b/include/asm-s390/tlbflush.h @@ -25,7 +25,7 @@ */ #define local_flush_tlb() \ -do { __asm__ __volatile__("ptlb": : :"memory"); } while (0) +do { asm volatile("ptlb": : :"memory"); } while (0) #ifndef CONFIG_SMP @@ -68,24 +68,24 @@ extern void smp_ptlb_all(void); static inline void global_flush_tlb(void) { + register unsigned long reg2 asm("2"); + register unsigned long reg3 asm("3"); + register unsigned long reg4 asm("4"); + long dummy; + #ifndef __s390x__ if (!MACHINE_HAS_CSP) { smp_ptlb_all(); return; } #endif /* __s390x__ */ - { - register unsigned long addr asm("4"); - long dummy; - - dummy = 0; - addr = ((unsigned long) &dummy) + 1; - __asm__ __volatile__ ( - " slr 2,2\n" - " slr 3,3\n" - " csp 2,%0" - : : "a" (addr), "m" (dummy) : "cc", "2", "3" ); - } + + dummy = 0; + reg2 = reg3 = 0; + reg4 = ((unsigned long) &dummy) + 1; + asm volatile( + " csp %0,%2" + : : "d" (reg2), "d" (reg3), "d" (reg4), "m" (dummy) : "cc" ); } /* @@ -102,9 +102,9 @@ static inline void __flush_tlb_mm(struct mm_struct * mm) if (unlikely(cpus_empty(mm->cpu_vm_mask))) return; if (MACHINE_HAS_IDTE) { - asm volatile (".insn rrf,0xb98e0000,0,%0,%1,0" - : : "a" (2048), - "a" (__pa(mm->pgd)&PAGE_MASK) : "cc" ); + asm volatile( + " .insn rrf,0xb98e0000,0,%0,%1,0" + : : "a" (2048), "a" (__pa(mm->pgd)&PAGE_MASK) : "cc"); return; } preempt_disable(); |