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Subject[RFC PATCH 01/26] hugetlb: make hstate accessor functions const
From
This is just a const-correctness change so that the new hugetlb_pte
changes can be const-correct too.

Acked-by: David Rientjes <rientjes@google.com>

Signed-off-by: James Houghton <jthoughton@google.com>
---
include/linux/hugetlb.h | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index e4cff27d1198..498a4ae3d462 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -715,7 +715,7 @@ static inline struct hstate *hstate_vma(struct vm_area_struct *vma)
return hstate_file(vma->vm_file);
}

-static inline unsigned long huge_page_size(struct hstate *h)
+static inline unsigned long huge_page_size(const struct hstate *h)
{
return (unsigned long)PAGE_SIZE << h->order;
}
@@ -729,27 +729,27 @@ static inline unsigned long huge_page_mask(struct hstate *h)
return h->mask;
}

-static inline unsigned int huge_page_order(struct hstate *h)
+static inline unsigned int huge_page_order(const struct hstate *h)
{
return h->order;
}

-static inline unsigned huge_page_shift(struct hstate *h)
+static inline unsigned huge_page_shift(const struct hstate *h)
{
return h->order + PAGE_SHIFT;
}

-static inline bool hstate_is_gigantic(struct hstate *h)
+static inline bool hstate_is_gigantic(const struct hstate *h)
{
return huge_page_order(h) >= MAX_ORDER;
}

-static inline unsigned int pages_per_huge_page(struct hstate *h)
+static inline unsigned int pages_per_huge_page(const struct hstate *h)
{
return 1 << h->order;
}

-static inline unsigned int blocks_per_huge_page(struct hstate *h)
+static inline unsigned int blocks_per_huge_page(const struct hstate *h)
{
return huge_page_size(h) / 512;
}
--
2.37.0.rc0.161.g10f37bed90-goog
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