Messages in this thread Patch in this message | | | Date | Thu, 21 Feb 2013 13:18:07 -0800 (PST) | From | David Rientjes <> | Subject | [patch -mm] memory-hotplug: implement register_page_bootmem_info_section of sparse-vmemmap fix fix fix fix fix |
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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@google.com> --- 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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