The patch titled
Subject: mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes-fix
has been removed from the -mm tree. Its filename was
mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes-fix.patch
This patch was dropped because it was folded into mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes-fix
remove unwanted ppc change, per Aneesh
Cc: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/mm/pgtable.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff -puN arch/powerpc/mm/pgtable.c~mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes-fix arch/powerpc/mm/pgtable.c
--- a/arch/powerpc/mm/pgtable.c~mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes-fix
+++ a/arch/powerpc/mm/pgtable.c
@@ -186,7 +186,12 @@ static pte_t set_access_flags_filter(pte
void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep,
pte_t pte)
{
- VM_WARN_ON(pte_present(*ptep));
+ /*
+ * When handling numa faults, we already have the pte marked
+ * _PAGE_PRESENT, but we can be sure that it is not in hpte.
+ * Hence we can use set_pte_at for them.
+ */
+ VM_WARN_ON(pte_present(*ptep) && !pte_protnone(*ptep));
/*
* Add the pte bit when tryint set a pte
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
mm-memory_hotplugc-unexport-__remove_pages.patch
z3fold-add-kref-refcounting-checkpatch-fixes.patch
mm-autonuma-dont-use-set_pte_at-when-updating-protnone-ptes.patch
linux-kernelh-fix-div_round_closest-to-support-negative-divisors-fix.patch
lib-update-lz4-compressor-module.patch
lib-update-lz4-compressor-module-fix-fix.patch
lib-update-lz4-compressor-module-fix-fix-fix.patch
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