+ mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch added to -mm tree

+ mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch added to -mm tree

[akpm]

The patch titled
     Subject: mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix
has been added to the -mm tree.  Its filename is
     mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch

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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next and is updated
there every 3-4 working days

------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix

avoid 80-column tricks

Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Peter Collingbourne <pcc@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/mprotect.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

--- a/mm/mprotect.c~mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix
+++ a/mm/mprotect.c
@@ -47,8 +47,9 @@ static unsigned long change_pte_range(st
 	bool prot_numa = cp_flags & MM_CP_PROT_NUMA;
 	bool uffd_wp = cp_flags & MM_CP_UFFD_WP;
 	bool uffd_wp_resolve = cp_flags & MM_CP_UFFD_WP_RESOLVE;
-	bool anon_writable =
-		vma_is_anonymous(vma) && (vma->vm_flags & VM_WRITE);
+	bool anon_writable;
+
+	anon_writable = vma_is_anonymous(vma) && (vma->vm_flags & VM_WRITE);
 
 	/*
 	 * Can be called with only the mmap_lock for reading by
_

Patches currently in -mm which might be from akpm@linux-foundation.org are

mm.patch
mm-gup-pack-has_pinned-in-mmf_has_pinned-checkpatch-fixes.patch
mm-memcg-optimize-user-context-object-stock-access-checkpatch-fixes.patch
mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch
nommu-remove-__gfp_highmem-in-vmalloc-vzalloc-checkpatch-fixes.patch
mm-madvise-introduce-madv_populate_readwrite-to-prefault-page-tables-checkpatch-fixes.patch
linux-next-git-rejects.patch
kernel-forkc-export-kernel_thread-to-modules.patch