summaryrefslogtreecommitdiff
path: root/arch/s390/include/asm/tlbflush.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/include/asm/tlbflush.h')
-rw-r--r--arch/s390/include/asm/tlbflush.h13
1 files changed, 4 insertions, 9 deletions
diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h
index 75491baa2197..163ccbbe8c47 100644
--- a/arch/s390/include/asm/tlbflush.h
+++ b/arch/s390/include/asm/tlbflush.h
@@ -35,9 +35,9 @@ static inline void __tlb_flush_idte(unsigned long asce)
*/
static inline void __tlb_flush_global(void)
{
- unsigned int dummy = 0;
+ unsigned long dummy = 0;
- csp(&dummy, 0, 0);
+ cspg(&dummy, 0, 0);
}
/*
@@ -54,7 +54,7 @@ static inline void __tlb_flush_mm(struct mm_struct *mm)
cpumask_copy(mm_cpumask(mm), &mm->context.cpu_attach_mask);
barrier();
gmap_asce = READ_ONCE(mm->context.gmap_asce);
- if (cpu_has_idte() && gmap_asce != -1UL) {
+ if (gmap_asce != -1UL) {
if (gmap_asce)
__tlb_flush_idte(gmap_asce);
__tlb_flush_idte(mm->context.asce);
@@ -68,10 +68,7 @@ static inline void __tlb_flush_mm(struct mm_struct *mm)
static inline void __tlb_flush_kernel(void)
{
- if (cpu_has_idte())
- __tlb_flush_idte(init_mm.context.asce);
- else
- __tlb_flush_global();
+ __tlb_flush_idte(init_mm.context.asce);
}
static inline void __tlb_flush_mm_lazy(struct mm_struct * mm)
@@ -86,7 +83,6 @@ static inline void __tlb_flush_mm_lazy(struct mm_struct * mm)
/*
* TLB flushing:
- * flush_tlb() - flushes the current mm struct TLBs
* flush_tlb_all() - flushes all processes TLBs
* flush_tlb_mm(mm) - flushes the specified mm context TLB's
* flush_tlb_page(vma, vmaddr) - flushes one page
@@ -102,7 +98,6 @@ static inline void __tlb_flush_mm_lazy(struct mm_struct * mm)
* only one user. At the end of the update the flush_tlb_mm and
* flush_tlb_range functions need to do the flush.
*/
-#define flush_tlb() do { } while (0)
#define flush_tlb_all() do { } while (0)
#define flush_tlb_page(vma, addr) do { } while (0)