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authorPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-01-13 15:06:28 +0900
commitf43dc23d5ea91fca257be02138a255f02d98e806 (patch)
treeb29722f6e965316e90ac97abf79923ced250dc21 /include/linux/memory_hotplug.h
parentf8e53553f452dcbf67cb89c8cba63a1cd6eb4cc0 (diff)
parent4162cf64973df51fc885825bc9ca4d055891c49f (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 into common/serial-rework
Conflicts: arch/sh/kernel/cpu/sh2/setup-sh7619.c arch/sh/kernel/cpu/sh2a/setup-mxg.c arch/sh/kernel/cpu/sh2a/setup-sh7201.c arch/sh/kernel/cpu/sh2a/setup-sh7203.c arch/sh/kernel/cpu/sh2a/setup-sh7206.c arch/sh/kernel/cpu/sh3/setup-sh7705.c arch/sh/kernel/cpu/sh3/setup-sh770x.c arch/sh/kernel/cpu/sh3/setup-sh7710.c arch/sh/kernel/cpu/sh3/setup-sh7720.c arch/sh/kernel/cpu/sh4/setup-sh4-202.c arch/sh/kernel/cpu/sh4/setup-sh7750.c arch/sh/kernel/cpu/sh4/setup-sh7760.c arch/sh/kernel/cpu/sh4a/setup-sh7343.c arch/sh/kernel/cpu/sh4a/setup-sh7366.c arch/sh/kernel/cpu/sh4a/setup-sh7722.c arch/sh/kernel/cpu/sh4a/setup-sh7723.c arch/sh/kernel/cpu/sh4a/setup-sh7724.c arch/sh/kernel/cpu/sh4a/setup-sh7763.c arch/sh/kernel/cpu/sh4a/setup-sh7770.c arch/sh/kernel/cpu/sh4a/setup-sh7780.c arch/sh/kernel/cpu/sh4a/setup-sh7785.c arch/sh/kernel/cpu/sh4a/setup-sh7786.c arch/sh/kernel/cpu/sh4a/setup-shx3.c arch/sh/kernel/cpu/sh5/setup-sh5.c drivers/serial/sh-sci.c drivers/serial/sh-sci.h include/linux/serial_sci.h
Diffstat (limited to 'include/linux/memory_hotplug.h')
-rw-r--r--include/linux/memory_hotplug.h20
1 files changed, 11 insertions, 9 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index d95f72e79b82..31c237a00c48 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -69,7 +69,10 @@ extern void online_page(struct page *page);
/* VM interface that may be used by firmware interface */
extern int online_pages(unsigned long, unsigned long);
extern void __offline_isolated_pages(unsigned long, unsigned long);
-extern int offline_pages(unsigned long, unsigned long, unsigned long);
+
+#ifdef CONFIG_MEMORY_HOTREMOVE
+extern bool is_pageblock_removable_nolock(struct page *page);
+#endif /* CONFIG_MEMORY_HOTREMOVE */
/* reasonably generic interface to expand the physical pages in a zone */
extern int __add_pages(int nid, struct zone *zone, unsigned long start_pfn,
@@ -158,6 +161,9 @@ extern void register_page_bootmem_info_node(struct pglist_data *pgdat);
extern void put_page_bootmem(struct page *page);
#endif
+void lock_memory_hotplug(void);
+void unlock_memory_hotplug(void);
+
#else /* ! CONFIG_MEMORY_HOTPLUG */
/*
* Stub functions for when hotplug is off
@@ -189,15 +195,10 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat)
{
}
-#endif /* ! CONFIG_MEMORY_HOTPLUG */
+static inline void lock_memory_hotplug(void) {}
+static inline void unlock_memory_hotplug(void) {}
-/*
- * Walk through all memory which is registered as resource.
- * arg is (start_pfn, nr_pages, private_arg_pointer)
- */
-extern int walk_memory_resource(unsigned long start_pfn,
- unsigned long nr_pages, void *arg,
- int (*func)(unsigned long, unsigned long, void *));
+#endif /* ! CONFIG_MEMORY_HOTPLUG */
#ifdef CONFIG_MEMORY_HOTREMOVE
@@ -211,6 +212,7 @@ static inline int is_mem_section_removable(unsigned long pfn,
}
#endif /* CONFIG_MEMORY_HOTREMOVE */
+extern int mem_online_node(int nid);
extern int add_memory(int nid, u64 start, u64 size);
extern int arch_add_memory(int nid, u64 start, u64 size);
extern int remove_memory(u64 start, u64 size);