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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2016-05-17 12:17:51 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-06-13 15:58:14 +0200 |
| commit | 5aa29975e81851b7d48cb79c0c95d95360bfd9a6 (patch) | |
| tree | a06d7a999a8c50d1cde2cf387ad84923765a2a5c /arch/s390/mm/vmem.c | |
| parent | s390/pgtable: get rid of _REGION3_ENTRY_RO (diff) | |
| download | linux-5aa29975e81851b7d48cb79c0c95d95360bfd9a6.tar.xz linux-5aa29975e81851b7d48cb79c0c95d95360bfd9a6.zip | |
s390/vmem: make use of pte_clear()
Use pte_clear() instead of open-coding it.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm/vmem.c')
| -rw-r--r-- | arch/s390/mm/vmem.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c index 2020ef8c0413..4badd8252e3c 100644 --- a/arch/s390/mm/vmem.c +++ b/arch/s390/mm/vmem.c @@ -148,9 +148,7 @@ static void vmem_remove_range(unsigned long start, unsigned long size) pud_t *pu_dir; pmd_t *pm_dir; pte_t *pt_dir; - pte_t pte; - pte_val(pte) = _PAGE_INVALID; while (address < end) { pg_dir = pgd_offset_k(address); if (pgd_none(*pg_dir)) { @@ -178,7 +176,7 @@ static void vmem_remove_range(unsigned long start, unsigned long size) continue; } pt_dir = pte_offset_kernel(pm_dir, address); - *pt_dir = pte; + pte_clear(&init_mm, address, pt_dir); address += PAGE_SIZE; } flush_tlb_kernel_range(start, end); |