The patch titled
Subject: mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41
has been added to the -mm tree. Its filename is
mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41.patch
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------------------------------------------------------
From: Punit Agrawal <punit.agrawal@xxxxxxx>
Subject: mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41
Add an empty definition for set_huge_swap_pte_at() when
CONFIG_HUGETLB_PAGE is disabled.
Link: http://lkml.kernel.org/r/20170525171331.31469-1-punit.agrawal@xxxxxxx
Signed-off-by: Punit Agrawal <punit.agrawal@xxxxxxx>
Acked-by: Steve Capper <steve.capper@xxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/hugetlb.h | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)
diff -puN include/linux/hugetlb.h~mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41 include/linux/hugetlb.h
--- a/include/linux/hugetlb.h~mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41
+++ a/include/linux/hugetlb.h
@@ -445,14 +445,6 @@ static inline pte_t arch_make_huge_pte(p
}
#endif
-#ifndef set_huge_swap_pte_at
-static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
- pte_t *ptep, pte_t pte, unsigned long sz)
-{
- set_huge_pte_at(mm, addr, ptep, pte);
-}
-#endif
-
static inline struct hstate *page_hstate(struct page *page)
{
VM_BUG_ON_PAGE(!PageHuge(page), page);
@@ -524,6 +516,14 @@ static inline void hugetlb_count_sub(lon
{
atomic_long_sub(l, &mm->hugetlb_usage);
}
+
+#ifndef set_huge_swap_pte_at
+static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep, pte_t pte, unsigned long sz)
+{
+ set_huge_pte_at(mm, addr, ptep, pte);
+}
+#endif
#else /* CONFIG_HUGETLB_PAGE */
struct hstate {};
#define alloc_huge_page(v, a, r) NULL
@@ -573,6 +573,11 @@ static inline void hugetlb_report_usage(
static inline void hugetlb_count_sub(long l, struct mm_struct *mm)
{
}
+
+static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep, pte_t pte, unsigned long sz)
+{
+}
#endif /* CONFIG_HUGETLB_PAGE */
static inline spinlock_t *huge_pte_lock(struct hstate *h,
_
Patches currently in -mm which might be from punit.agrawal@xxxxxxx are
mm-migrate-fix-ref-count-handling-when-hugepage_migration_supported.patch
mm-gup-ensure-real-head-page-is-ref-counted-when-using-hugepages.patch
mm-hugetlb-add-size-parameter-to-huge_pte_offset.patch
mm-hugetlb-allow-architectures-to-override-huge_pte_clear.patch
mm-hugetlb-introduce-set_huge_swap_pte_at-helper.patch
mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v4.patch
mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v41.patch
mm-rmap-use-correct-helper-when-poisoning-hugepages.patch
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