The patch titled
Subject: thp: prepare change_huge_pmd() for file thp
has been removed from the -mm tree. Its filename was
thp-prepare-change_huge_pmd-for-file-thp.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Subject: thp: prepare change_huge_pmd() for file thp
change_huge_pmd() has assert which is not relvant for file page.
For shared mapping it's perfectly fine to have page table entry
writable, without explicit mkwrite.
Link: http://lkml.kernel.org/r/1466021202-61880-18-git-send-email-kirill.shutemov@xxxxxxxxxxxxxxx
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN mm/huge_memory.c~thp-prepare-change_huge_pmd-for-file-thp mm/huge_memory.c
--- a/mm/huge_memory.c~thp-prepare-change_huge_pmd-for-file-thp
+++ a/mm/huge_memory.c
@@ -1788,7 +1788,8 @@ int change_huge_pmd(struct vm_area_struc
entry = pmd_mkwrite(entry);
ret = HPAGE_PMD_NR;
set_pmd_at(mm, addr, pmd, entry);
- BUG_ON(!preserve_write && pmd_write(entry));
+ BUG_ON(vma_is_anonymous(vma) && !preserve_write &&
+ pmd_write(entry));
}
spin_unlock(ptl);
}
_
Patches currently in -mm which might be from kirill.shutemov@xxxxxxxxxxxxxxx are
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