Messages in this thread Patch in this message | | | From | Tang Chen <> | Subject | [PATCH v5 11/14] memory-hotplug: Integrated __remove_section() of CONFIG_SPARSEMEM_VMEMMAP. | Date | Mon, 24 Dec 2012 20:09:21 +0800 |
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Currently __remove_section for SPARSEMEM_VMEMMAP does nothing. But even if we use SPARSEMEM_VMEMMAP, we can unregister the memory_section.
Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> --- mm/memory_hotplug.c | 11 ----------- 1 files changed, 0 insertions(+), 11 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index c12bd55..71cb656 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -430,16 +430,6 @@ static int __meminit __add_section(int nid, struct zone *zone, return register_new_memory(nid, __pfn_to_section(phys_start_pfn)); } -#ifdef CONFIG_SPARSEMEM_VMEMMAP -static int __remove_section(struct zone *zone, struct mem_section *ms) -{ - /* - * XXX: Freeing memmap with vmemmap is not implement yet. - * This should be removed later. - */ - return -EBUSY; -} -#else static int __remove_section(struct zone *zone, struct mem_section *ms) { int ret = -EINVAL; @@ -454,7 +444,6 @@ static int __remove_section(struct zone *zone, struct mem_section *ms) sparse_remove_one_section(zone, ms); return 0; } -#endif /* * Reasonably generic function for adding memory. It is -- 1.7.1
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