Fixes
mm/memory_hotplug.c:133:13: warning: 'register_page_bootmem_info_section' defined but not used [-Wunused-function]
by defining the function only in configurations where it is used.
Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx>
---
mm/memory_hotplug.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -129,6 +129,7 @@ void __ref put_page_bootmem(struct page *page)
}
+#ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE
#ifndef CONFIG_SPARSEMEM_VMEMMAP
static void register_page_bootmem_info_section(unsigned long start_pfn)
{
@@ -163,7 +164,7 @@ static void register_page_bootmem_info_section(unsigned long start_pfn)
get_page_bootmem(section_nr, page, MIX_SECTION_INFO);
}
-#else
+#else /* CONFIG_SPARSEMEM_VMEMMAP */
static void register_page_bootmem_info_section(unsigned long start_pfn)
{
unsigned long *usemap, mapsize, section_nr, i;
@@ -188,9 +189,8 @@ static void register_page_bootmem_info_section(unsigned long start_pfn)
for (i = 0; i < mapsize; i++, page++)
get_page_bootmem(section_nr, page, MIX_SECTION_INFO);
}
-#endif
+#endif /* !CONFIG_SPARSEMEM_VMEMMAP */
-#ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE
void register_page_bootmem_info_node(struct pglist_data *pgdat)
{
unsigned long i, pfn, end_pfn, nr_pages;
@@ -232,7 +232,7 @@ void register_page_bootmem_info_node(struct pglist_data *pgdat)
register_page_bootmem_info_section(pfn);
}
}
-#endif
+#endif /* CONFIG_HAVE_BOOTMEM_INFO_NODE */
static void grow_zone_span(struct zone *zone, unsigned long start_pfn,
unsigned long end_pfn)
--
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