The patch titled
Subject: mm/memory.c: don't forget to set softdirty on file mapped fault
has been added to the -mm tree. Its filename is
mm-dont-forget-to-set-softdirty-on-file-mapped-fault.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-dont-forget-to-set-softdirty-on-file-mapped-fault.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-dont-forget-to-set-softdirty-on-file-mapped-fault.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Cyrill Gorcunov <gorcunov@xxxxxxxxx>
Subject: mm/memory.c: don't forget to set softdirty on file mapped fault
Otherwise we may not notice that pte was softdirty because
pte_mksoft_dirty helper _returns_ new pte but not modifies argument.
Signed-off-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
Acked-by: Pavel Emelyanov <xemul@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/memory.c~mm-dont-forget-to-set-softdirty-on-file-mapped-fault mm/memory.c
--- a/mm/memory.c~mm-dont-forget-to-set-softdirty-on-file-mapped-fault
+++ a/mm/memory.c
@@ -2746,7 +2746,7 @@ void do_set_pte(struct vm_area_struct *v
if (write)
entry = maybe_mkwrite(pte_mkdirty(entry), vma);
else if (pte_file(*pte) && pte_file_soft_dirty(*pte))
- pte_mksoft_dirty(entry);
+ entry = pte_mksoft_dirty(entry);
if (anon) {
inc_mm_counter_fast(vma->vm_mm, MM_ANONPAGES);
page_add_new_anon_rmap(page, vma, address);
_
Patches currently in -mm which might be from gorcunov@xxxxxxxxx are
mm-dont-forget-to-set-softdirty-on-file-mapped-fault.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
