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mm/ksm.c: update get_user_pages() argument in comment
author
Li Chen
<chenli@uniontech.com>
Tue, 7 Apr 2020 03:04:38 +0000
(20:04 -0700)
committer
Linus Torvalds
<torvalds@linux-foundation.org>
Tue, 7 Apr 2020 17:43:38 +0000
(10:43 -0700)
This updates get_user_pages()'s argument in ksm_test_exit()'s comment
Signed-off-by: Li Chen <chenli@uniontech.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Link:
http://lkml.kernel.org/r/30ac2417-f1c7-f337-0beb-df561295298c@uniontech.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/ksm.c
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diff --git
a/mm/ksm.c
b/mm/ksm.c
index d17c7d57d0d85648738ed9d38bcb38a72ceceec1..363ec81895612edab3e67647d655231ad8b2972d 100644
(file)
--- a/
mm/ksm.c
+++ b/
mm/ksm.c
@@
-455,7
+455,7
@@
static inline bool ksm_test_exit(struct mm_struct *mm)
/*
* We use break_ksm to break COW on a ksm page: it's a stripped down
*
- * if (get_user_pages(addr, 1,
1, 1
, &page, NULL) == 1)
+ * if (get_user_pages(addr, 1,
FOLL_WRITE
, &page, NULL) == 1)
* put_page(page);
*
* but taking great care only to touch a ksm page, in a VM_MERGEABLE vma,