From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/arch/powerpc/include/asm/book3s/64/pgtable-64k.h | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/arch/powerpc/include/asm/book3s/64/pgtable-64k.h b/kernel/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
index d7ee249..34d1018 100644
--- a/kernel/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
+++ b/kernel/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
@@ -10,6 +10,9 @@
*
* Defined in such a way that we can optimize away code block at build time
* if CONFIG_HUGETLB_PAGE=n.
+ *
+ * returns true for pmd migration entries, THP, devmap, hugetlb
+ * But compile time dependent on CONFIG_HUGETLB_PAGE
*/
static inline int pmd_huge(pmd_t pmd)
{
@@ -56,9 +59,6 @@
BUG();
}
-#else /* !CONFIG_HUGETLB_PAGE */
-static inline int pmd_huge(pmd_t pmd) { return 0; }
-static inline int pud_huge(pud_t pud) { return 0; }
#endif /* CONFIG_HUGETLB_PAGE */
static inline int remap_4k_pfn(struct vm_area_struct *vma, unsigned long addr,
--
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