diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2022-02-21 20:50:07 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2022-03-01 21:05:10 +0100 |
| commit | b8e3b37900a57f9e7b32a92cb16313b32c41c0db (patch) | |
| tree | 1dffe5a3b6ffd0faa15024677141ae44574bd2fb /arch/s390/mm/pageattr.c | |
| parent | f29111f117aaafa2887e13923f6e88fc11f5e065 (diff) | |
s390/mm: use set_pXd()/set_pte() helper functions everywhere
Use the new set_pXd()/set_pte() helper functions at all places where
page table entries are modified.
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/mm/pageattr.c')
| -rw-r--r-- | arch/s390/mm/pageattr.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c index 654019181a37..2959bfa0eb54 100644 --- a/arch/s390/mm/pageattr.c +++ b/arch/s390/mm/pageattr.c @@ -127,7 +127,7 @@ static int split_pmd_page(pmd_t *pmdp, unsigned long addr) prot &= ~_PAGE_NOEXEC; ptep = pt_dir; for (i = 0; i < PTRS_PER_PTE; i++) { - pte_val(*ptep) = pte_addr | prot; + set_pte(ptep, __pte(pte_addr | prot)); pte_addr += PAGE_SIZE; ptep++; } @@ -208,7 +208,7 @@ static int split_pud_page(pud_t *pudp, unsigned long addr) prot &= ~_SEGMENT_ENTRY_NOEXEC; pmdp = pm_dir; for (i = 0; i < PTRS_PER_PMD; i++) { - pmd_val(*pmdp) = pmd_addr | prot; + set_pmd(pmdp, __pmd(pmd_addr | prot)); pmd_addr += PMD_SIZE; pmdp++; } @@ -347,23 +347,24 @@ static void ipte_range(pte_t *pte, unsigned long address, int nr) void __kernel_map_pages(struct page *page, int numpages, int enable) { unsigned long address; + pte_t *ptep, pte; int nr, i, j; - pte_t *pte; for (i = 0; i < numpages;) { address = (unsigned long)page_to_virt(page + i); - pte = virt_to_kpte(address); - nr = (unsigned long)pte >> ilog2(sizeof(long)); + ptep = virt_to_kpte(address); + nr = (unsigned long)ptep >> ilog2(sizeof(long)); nr = PTRS_PER_PTE - (nr & (PTRS_PER_PTE - 1)); nr = min(numpages - i, nr); if (enable) { for (j = 0; j < nr; j++) { - pte_val(*pte) &= ~_PAGE_INVALID; + pte = clear_pte_bit(*ptep, __pgprot(_PAGE_INVALID)); + set_pte(ptep, pte); address += PAGE_SIZE; - pte++; + ptep++; } } else { - ipte_range(pte, address, nr); + ipte_range(ptep, address, nr); } i += nr; } |