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| author | Linus Walleij <linus.walleij@linaro.org> | 2019-04-08 13:03:09 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-04-08 13:03:09 +0200 |
| commit | 26af34079f1d8299932303cfd2b376b9cf55a35c (patch) | |
| tree | f1a9824855fae569aa51c2109a5929715143093d /mm/memory.c | |
| parent | 27157af66324d529b43231c12b5d1e1a3e9fa620 (diff) | |
| parent | 79a3aaa7b82e3106be97842dedfd8429248896e6 (diff) | |
Merge tag 'v5.1-rc3' into devel
Linux 5.1-rc3
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/mm/memory.c b/mm/memory.c index 47fe250307c7..ab650c21bccd 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1549,10 +1549,12 @@ static vm_fault_t insert_pfn(struct vm_area_struct *vma, unsigned long addr, WARN_ON_ONCE(!is_zero_pfn(pte_pfn(*pte))); goto out_unlock; } - entry = *pte; - goto out_mkwrite; - } else - goto out_unlock; + entry = pte_mkyoung(*pte); + entry = maybe_mkwrite(pte_mkdirty(entry), vma); + if (ptep_set_access_flags(vma, addr, pte, entry, 1)) + update_mmu_cache(vma, addr, pte); + } + goto out_unlock; } /* Ok, finally just insert the thing.. */ @@ -1561,7 +1563,6 @@ static vm_fault_t insert_pfn(struct vm_area_struct *vma, unsigned long addr, else entry = pte_mkspecial(pfn_t_pte(pfn, prot)); -out_mkwrite: if (mkwrite) { entry = pte_mkyoung(entry); entry = maybe_mkwrite(pte_mkdirty(entry), vma); |