From: "Aneesh Kumar K.V"
So move it within the if loop
Signed-off-by: Aneesh Kumar K.V
---
mm/mprotect.c | 21 +++--
1 file changed, 7 insertions(+), 14 deletions(-)
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 7332c1785744..33eab902f10e 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -58,6 +58,13 @@ static unsigned long change_pte_range(struct vm_area_struct
*vma, pmd_t *pmd,
if (pte_numa(ptent))
ptent = pte_mknonnuma(ptent);
ptent = pte_modify(ptent, newprot);
+ /*
+* Avoid taking write faults for pages we
+* know to be dirty.
+*/
+ if (dirty_accountable && pte_dirty(ptent))
+ ptent = pte_mkwrite(ptent);
+ ptep_modify_prot_commit(mm, addr, pte, ptent);
updated = true;
} else {
struct page *page;
@@ -72,22 +79,8 @@ static unsigned long change_pte_range(struct vm_area_struct
*vma, pmd_t *pmd,
}
}
}
-
- /*
-* Avoid taking write faults for pages we know to be
-* dirty.
-*/
- if (dirty_accountable && pte_dirty(ptent)) {
- ptent = pte_mkwrite(ptent);
- updated = true;
- }
-
if (updated)
pages++;
-
- /* Only !prot_numa always clears the pte */
- if (!prot_numa)
- ptep_modify_prot_commit(mm, addr, pte, ptent);
} else if (IS_ENABLED(CONFIG_MIGRATION) && !pte_file(oldpte)) {
swp_entry_t entry = pte_to_swp_entry(oldpte);
--
1.8.3.2
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