The patch titled
flush cache before installing new page at migraton
has been removed from the -mm tree. Its filename was
flush-cache-before-installing-new-page-at-migraton.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: flush cache before installing new page at migraton
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
In migration, a new page should be cache flushed before set_pte() in some
archs which have virtually-tagged cache.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: "Luck, Tony" <tony.luck@xxxxxxxxx>
Cc: Christoph Lameter <clameter@xxxxxxx>
Cc: Hugh Dickins <hugh@xxxxxxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/migrate.c | 1 +
1 file changed, 1 insertion(+)
diff -puN mm/migrate.c~flush-cache-before-installing-new-page-at-migraton mm/migrate.c
--- a/mm/migrate.c~flush-cache-before-installing-new-page-at-migraton
+++ a/mm/migrate.c
@@ -171,6 +171,7 @@ static void remove_migration_pte(struct
pte = pte_mkold(mk_pte(new, vma->vm_page_prot));
if (is_write_migration_entry(entry))
pte = pte_mkwrite(pte);
+ flush_cache_page(vma, addr, pte_pfn(pte));
set_pte_at(mm, addr, ptep, pte);
if (PageAnon(new))
_
Patches currently in -mm which might be from kamezawa.hiroyu@xxxxxxxxxxxxxx are
origin.patch
git-sh.patch
memory-controller-make-charging-gfp-mask-aware-fix.patch
cpu-hotplug-avoid-hotadd-when-proper-possible_map-isnt-specified.patch
cpu-hotplug-avoid-hotadd-when-proper-possible_map-isnt-specified-checkpatch-fixes.patch
add-irq-protection-in-the-percpu-counters-cpu-hotplug-callback-path.patch
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