From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> To: x86@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org Cc: rientjes@google.com, liuj97@gmail.com, len.brown@intel.com, cl@linux.com, minchan.kim@gmail.com, akpm@linux-foundation.org, kosaki.motohiro@jp.fujitsu.com, wency@cn.fujitsu.com Subject: [PATCH 2/4] acpi,memory-hotplug : rename remove_memory() to offline_memory() Date: Wed, 3 Oct 2012 19:02:45 +0900 [thread overview] Message-ID: <506C0D45.3050909@jp.fujitsu.com> (raw) In-Reply-To: <506C0AE8.40702@jp.fujitsu.com> From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> add_memory() hot adds a physical memory. But remove_memory does not hot remove a phsical memory. It only offlines memory. The name confuse us. So the patch renames remove_memory() to offline_memory(). We will use rename_memory() for hot removing memory. CC: David Rientjes <rientjes@google.com> CC: Jiang Liu <liuj97@gmail.com> CC: Len Brown <len.brown@intel.com> CC: Christoph Lameter <cl@linux.com> Cc: Minchan Kim <minchan.kim@gmail.com> CC: Andrew Morton <akpm@linux-foundation.org> CC: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> --- drivers/acpi/acpi_memhotplug.c | 2 +- include/linux/memory_hotplug.h | 2 +- mm/memory_hotplug.c | 6 +++--- 3 files changed, 5 insertions(+), 5 deletions(-) Index: linux-3.6/drivers/acpi/acpi_memhotplug.c =================================================================== --- linux-3.6.orig/drivers/acpi/acpi_memhotplug.c 2012-10-03 18:17:29.291244669 +0900 +++ linux-3.6/drivers/acpi/acpi_memhotplug.c 2012-10-03 18:17:41.494247869 +0900 @@ -316,7 +316,7 @@ acpi_memory_remove_memory(struct acpi_me if (!info->enabled) return -EBUSY; - result = remove_memory(info->start_addr, info->length); + result = offline_memory(info->start_addr, info->length); if (result) return result; Index: linux-3.6/include/linux/memory_hotplug.h =================================================================== --- linux-3.6.orig/include/linux/memory_hotplug.h 2012-10-03 18:17:01.863247694 +0900 +++ linux-3.6/include/linux/memory_hotplug.h 2012-10-03 18:17:41.496247872 +0900 @@ -236,7 +236,7 @@ extern int add_memory(int nid, u64 start extern int arch_add_memory(int nid, u64 start, u64 size); extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages); extern int offline_memory_block(struct memory_block *mem); -extern int remove_memory(u64 start, u64 size); +extern int offline_memory(u64 start, u64 size); extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn, int nr_pages); extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms); Index: linux-3.6/mm/memory_hotplug.c =================================================================== --- linux-3.6.orig/mm/memory_hotplug.c 2012-10-03 18:17:01.861247692 +0900 +++ linux-3.6/mm/memory_hotplug.c 2012-10-03 18:17:41.503247876 +0900 @@ -1003,7 +1003,7 @@ int offline_pages(unsigned long start_pf return __offline_pages(start_pfn, start_pfn + nr_pages, 120 * HZ); } -int remove_memory(u64 start, u64 size) +int offline_memory(u64 start, u64 size) { struct memory_block *mem = NULL; struct mem_section *section; @@ -1047,9 +1047,9 @@ int offline_pages(unsigned long start_pf { return -EINVAL; } -int remove_memory(u64 start, u64 size) +int offline_memory(u64 start, u64 size) { return -EINVAL; } #endif /* CONFIG_MEMORY_HOTREMOVE */ -EXPORT_SYMBOL_GPL(remove_memory); +EXPORT_SYMBOL_GPL(offline_memory); -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> To: <x86@kernel.org>, <linux-mm@kvack.org>, <linux-kernel@vger.kernel.org>, <linux-acpi@vger.kernel.org> Cc: <rientjes@google.com>, <liuj97@gmail.com>, <len.brown@intel.com>, <cl@linux.com>, <minchan.kim@gmail.com>, <akpm@linux-foundation.org>, <kosaki.motohiro@jp.fujitsu.com>, <wency@cn.fujitsu.com> Subject: [PATCH 2/4] acpi,memory-hotplug : rename remove_memory() to offline_memory() Date: Wed, 3 Oct 2012 19:02:45 +0900 [thread overview] Message-ID: <506C0D45.3050909@jp.fujitsu.com> (raw) In-Reply-To: <506C0AE8.40702@jp.fujitsu.com> From: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> add_memory() hot adds a physical memory. But remove_memory does not hot remove a phsical memory. It only offlines memory. The name confuse us. So the patch renames remove_memory() to offline_memory(). We will use rename_memory() for hot removing memory. CC: David Rientjes <rientjes@google.com> CC: Jiang Liu <liuj97@gmail.com> CC: Len Brown <len.brown@intel.com> CC: Christoph Lameter <cl@linux.com> Cc: Minchan Kim <minchan.kim@gmail.com> CC: Andrew Morton <akpm@linux-foundation.org> CC: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> --- drivers/acpi/acpi_memhotplug.c | 2 +- include/linux/memory_hotplug.h | 2 +- mm/memory_hotplug.c | 6 +++--- 3 files changed, 5 insertions(+), 5 deletions(-) Index: linux-3.6/drivers/acpi/acpi_memhotplug.c =================================================================== --- linux-3.6.orig/drivers/acpi/acpi_memhotplug.c 2012-10-03 18:17:29.291244669 +0900 +++ linux-3.6/drivers/acpi/acpi_memhotplug.c 2012-10-03 18:17:41.494247869 +0900 @@ -316,7 +316,7 @@ acpi_memory_remove_memory(struct acpi_me if (!info->enabled) return -EBUSY; - result = remove_memory(info->start_addr, info->length); + result = offline_memory(info->start_addr, info->length); if (result) return result; Index: linux-3.6/include/linux/memory_hotplug.h =================================================================== --- linux-3.6.orig/include/linux/memory_hotplug.h 2012-10-03 18:17:01.863247694 +0900 +++ linux-3.6/include/linux/memory_hotplug.h 2012-10-03 18:17:41.496247872 +0900 @@ -236,7 +236,7 @@ extern int add_memory(int nid, u64 start extern int arch_add_memory(int nid, u64 start, u64 size); extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages); extern int offline_memory_block(struct memory_block *mem); -extern int remove_memory(u64 start, u64 size); +extern int offline_memory(u64 start, u64 size); extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn, int nr_pages); extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms); Index: linux-3.6/mm/memory_hotplug.c =================================================================== --- linux-3.6.orig/mm/memory_hotplug.c 2012-10-03 18:17:01.861247692 +0900 +++ linux-3.6/mm/memory_hotplug.c 2012-10-03 18:17:41.503247876 +0900 @@ -1003,7 +1003,7 @@ int offline_pages(unsigned long start_pf return __offline_pages(start_pfn, start_pfn + nr_pages, 120 * HZ); } -int remove_memory(u64 start, u64 size) +int offline_memory(u64 start, u64 size) { struct memory_block *mem = NULL; struct mem_section *section; @@ -1047,9 +1047,9 @@ int offline_pages(unsigned long start_pf { return -EINVAL; } -int remove_memory(u64 start, u64 size) +int offline_memory(u64 start, u64 size) { return -EINVAL; } #endif /* CONFIG_MEMORY_HOTREMOVE */ -EXPORT_SYMBOL_GPL(remove_memory); +EXPORT_SYMBOL_GPL(offline_memory);
next prev parent reply other threads:[~2012-10-03 10:02 UTC|newest] Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-10-03 9:52 [PATCH 0/4] acpi,memory-hotplug : implement framework for hot removing memory Yasuaki Ishimatsu 2012-10-03 9:52 ` Yasuaki Ishimatsu 2012-10-03 9:52 ` Yasuaki Ishimatsu 2012-10-03 9:58 ` [PATCH 1/4] acpi,memory-hotplug : add memory offline code to acpi_memory_device_remove() Yasuaki Ishimatsu 2012-10-03 9:58 ` Yasuaki Ishimatsu 2012-10-04 20:53 ` KOSAKI Motohiro 2012-10-04 20:53 ` KOSAKI Motohiro 2012-10-08 6:58 ` Wen Congyang 2012-10-08 6:58 ` Wen Congyang 2012-10-12 19:10 ` KOSAKI Motohiro 2012-10-12 19:10 ` KOSAKI Motohiro 2012-10-17 6:48 ` Wen Congyang 2012-10-17 6:48 ` Wen Congyang 2012-10-17 8:59 ` KOSAKI Motohiro 2012-10-17 8:59 ` KOSAKI Motohiro 2012-10-17 9:08 ` Wen Congyang 2012-10-17 9:08 ` Wen Congyang 2012-10-17 9:18 ` KOSAKI Motohiro 2012-10-17 9:18 ` KOSAKI Motohiro 2012-10-17 9:52 ` Wen Congyang 2012-10-17 9:52 ` Wen Congyang 2012-10-18 1:25 ` Yasuaki Ishimatsu 2012-10-18 1:25 ` Yasuaki Ishimatsu 2012-10-18 1:25 ` Yasuaki Ishimatsu 2012-10-19 7:35 ` Wen Congyang 2012-10-19 7:35 ` Wen Congyang 2012-10-17 9:18 ` Wen Congyang 2012-10-17 9:18 ` Wen Congyang 2012-10-18 19:44 ` KOSAKI Motohiro 2012-10-18 19:44 ` KOSAKI Motohiro 2012-10-19 9:08 ` Wen Congyang 2012-10-19 9:08 ` Wen Congyang 2012-10-19 18:19 ` KOSAKI Motohiro 2012-10-19 18:19 ` KOSAKI Motohiro 2012-10-20 5:02 ` Wen Congyang 2012-10-20 5:02 ` Wen Congyang 2012-10-22 15:11 ` KOSAKI Motohiro 2012-10-22 15:11 ` KOSAKI Motohiro 2012-10-22 15:34 ` KOSAKI Motohiro 2012-10-22 15:34 ` KOSAKI Motohiro 2012-10-03 10:02 ` Yasuaki Ishimatsu [this message] 2012-10-03 10:02 ` [PATCH 2/4] acpi,memory-hotplug : rename remove_memory() to offline_memory() Yasuaki Ishimatsu 2012-10-04 21:31 ` KOSAKI Motohiro 2012-10-04 21:31 ` KOSAKI Motohiro 2012-10-08 6:45 ` Wen Congyang 2012-10-08 6:45 ` Wen Congyang 2012-10-12 18:57 ` KOSAKI Motohiro 2012-10-12 18:57 ` KOSAKI Motohiro 2012-10-03 10:09 ` [PATCH 3/6] acpi,memory-hotplug : add physical memory hotplug code to acpi_memhotplug.c Yasuaki Ishimatsu 2012-10-03 10:09 ` Yasuaki Ishimatsu 2012-10-05 18:54 ` KOSAKI Motohiro 2012-10-05 18:54 ` KOSAKI Motohiro 2012-10-03 10:11 ` [PATCH 4/4] acpi,memory-hotplug : store the node id in acpi_memory_device Yasuaki Ishimatsu 2012-10-03 10:11 ` Yasuaki Ishimatsu 2012-10-03 10:11 ` Yasuaki Ishimatsu 2012-10-05 18:56 ` KOSAKI Motohiro 2012-10-05 18:56 ` KOSAKI Motohiro 2012-10-08 6:47 ` Wen Congyang 2012-10-08 6:47 ` Wen Congyang 2012-10-12 18:59 ` KOSAKI Motohiro 2012-10-12 18:59 ` KOSAKI Motohiro 2012-10-06 14:22 ` [PATCH 0/4] acpi,memory-hotplug : implement framework for hot removing memory Ni zhan Chen 2012-10-06 14:22 ` Ni zhan Chen
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