diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/Kconfig | 1 | ||||
| -rw-r--r-- | arch/s390/include/asm/hugetlb.h | 2 | ||||
| -rw-r--r-- | arch/s390/include/asm/pgtable.h | 4 | ||||
| -rw-r--r-- | arch/s390/mm/pageattr.c | 4 |
4 files changed, 6 insertions, 5 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 661b6de69c27..ae29e4392664 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -127,6 +127,7 @@ config S390 select ARCH_WANTS_NO_INSTR select ARCH_WANT_DEFAULT_BPF_JIT select ARCH_WANT_IPC_PARSE_VERSION + select ARCH_WANT_KERNEL_PMD_MKWRITE select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP select BUILDTIME_TABLE_SORT select CLONE_BACKWARDS2 diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h index ccdbccfde148..f07267875a19 100644 --- a/arch/s390/include/asm/hugetlb.h +++ b/arch/s390/include/asm/hugetlb.h @@ -104,7 +104,7 @@ static inline int huge_pte_dirty(pte_t pte) static inline pte_t huge_pte_mkwrite(pte_t pte) { - return pte_mkwrite(pte); + return pte_mkwrite_novma(pte); } static inline pte_t huge_pte_mkdirty(pte_t pte) diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index d28d2e5e68ee..fb3ee7758b76 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -1001,7 +1001,7 @@ static inline pte_t pte_wrprotect(pte_t pte) return set_pte_bit(pte, __pgprot(_PAGE_PROTECT)); } -static inline pte_t pte_mkwrite(pte_t pte) +static inline pte_t pte_mkwrite_novma(pte_t pte) { pte = set_pte_bit(pte, __pgprot(_PAGE_WRITE)); if (pte_val(pte) & _PAGE_DIRTY) @@ -1498,7 +1498,7 @@ static inline pmd_t pmd_wrprotect(pmd_t pmd) return set_pmd_bit(pmd, __pgprot(_SEGMENT_ENTRY_PROTECT)); } -static inline pmd_t pmd_mkwrite(pmd_t pmd) +static inline pmd_t pmd_mkwrite_novma(pmd_t pmd) { pmd = set_pmd_bit(pmd, __pgprot(_SEGMENT_ENTRY_WRITE)); if (pmd_val(pmd) & _SEGMENT_ENTRY_DIRTY) diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c index ca5a418c58a8..e5ec76271b16 100644 --- a/arch/s390/mm/pageattr.c +++ b/arch/s390/mm/pageattr.c @@ -98,7 +98,7 @@ static int walk_pte_level(pmd_t *pmdp, unsigned long addr, unsigned long end, if (flags & SET_MEMORY_RO) new = pte_wrprotect(new); else if (flags & SET_MEMORY_RW) - new = pte_mkwrite(pte_mkdirty(new)); + new = pte_mkwrite_novma(pte_mkdirty(new)); if (flags & SET_MEMORY_NX) new = set_pte_bit(new, __pgprot(_PAGE_NOEXEC)); else if (flags & SET_MEMORY_X) @@ -156,7 +156,7 @@ static void modify_pmd_page(pmd_t *pmdp, unsigned long addr, if (flags & SET_MEMORY_RO) new = pmd_wrprotect(new); else if (flags & SET_MEMORY_RW) - new = pmd_mkwrite(pmd_mkdirty(new)); + new = pmd_mkwrite_novma(pmd_mkdirty(new)); if (flags & SET_MEMORY_NX) new = set_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_NOEXEC)); else if (flags & SET_MEMORY_X) |