From: Mike Rapoport <rppt@xxxxxxxxxxxxx>
to minimize extra ifdefery when unmap_*() methods will be used to remap
crash kernel.
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>
---
arch/arm64/mm/mmu.c | 50 ++++++++++++++++++++++-----------------------
1 file changed, 25 insertions(+), 25 deletions(-)
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index baa2dda2dcce..2f548fb2244c 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -837,30 +837,6 @@ static void free_hotplug_page_range(struct page *page, size_t size,
}
}
-static void free_hotplug_pgtable_page(struct page *page)
-{
- free_hotplug_page_range(page, PAGE_SIZE, NULL);
-}
-
-static bool pgtable_range_aligned(unsigned long start, unsigned long end,
- unsigned long floor, unsigned long ceiling,
- unsigned long mask)
-{
- start &= mask;
- if (start < floor)
- return false;
-
- if (ceiling) {
- ceiling &= mask;
- if (!ceiling)
- return false;
- }
-
- if (end - 1 > ceiling - 1)
- return false;
- return true;
-}
-
static void unmap_pte_range(pmd_t *pmdp, unsigned long addr,
unsigned long end, bool free_mapped,
struct vmem_altmap *altmap)
@@ -993,6 +969,30 @@ static void unmap_range(unsigned long addr, unsigned long end,
} while (addr = next, addr < end);
}
+static bool pgtable_range_aligned(unsigned long start, unsigned long end,
+ unsigned long floor, unsigned long ceiling,
+ unsigned long mask)
+{
+ start &= mask;
+ if (start < floor)
+ return false;
+
+ if (ceiling) {
+ ceiling &= mask;
+ if (!ceiling)
+ return false;
+ }
+
+ if (end - 1 > ceiling - 1)
+ return false;
+ return true;
+}
+
+static void free_hotplug_pgtable_page(struct page *page)
+{
+ free_hotplug_page_range(page, PAGE_SIZE, NULL);
+}
+
static void free_empty_pte_table(pmd_t *pmdp, unsigned long addr,
unsigned long end, unsigned long floor,
unsigned long ceiling)
@@ -1146,7 +1146,7 @@ static void free_empty_tables(unsigned long addr, unsigned long end,
free_empty_p4d_table(pgdp, addr, next, floor, ceiling);
} while (addr = next, addr < end);
}
-#endif
+#endif /* CONFIG_MEMORY_HOTPLUG */
#if !ARM64_KERNEL_USES_PMD_MAPS
int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node,
--
2.35.3
