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Diffstat (limited to 'include/linux/memblock.h')
-rw-r--r--include/linux/memblock.h37
1 files changed, 12 insertions, 25 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 5b759c9acf97..77d427974f57 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -42,6 +42,7 @@ struct memblock_type {
unsigned long max; /* size of the allocated array */
phys_addr_t total_size; /* size of all regions */
struct memblock_region *regions;
+ char *name;
};
struct memblock {
@@ -56,10 +57,6 @@ struct memblock {
extern struct memblock memblock;
extern int memblock_debug;
-#ifdef CONFIG_MOVABLE_NODE
-/* If movable_node boot option specified */
-extern bool movable_node_enabled;
-#endif /* CONFIG_MOVABLE_NODE */
#ifdef CONFIG_ARCH_DISCARD_MEMBLOCK
#define __init_memblock __meminit
@@ -92,6 +89,7 @@ int memblock_mark_hotplug(phys_addr_t base, phys_addr_t size);
int memblock_clear_hotplug(phys_addr_t base, phys_addr_t size);
int memblock_mark_mirror(phys_addr_t base, phys_addr_t size);
int memblock_mark_nomap(phys_addr_t base, phys_addr_t size);
+int memblock_clear_nomap(phys_addr_t base, phys_addr_t size);
ulong choose_memblock_flags(void);
/* Low level functions */
@@ -167,27 +165,11 @@ void __next_reserved_mem_region(u64 *idx, phys_addr_t *out_start,
i != (u64)ULLONG_MAX; \
__next_reserved_mem_region(&i, p_start, p_end))
-#ifdef CONFIG_MOVABLE_NODE
static inline bool memblock_is_hotpluggable(struct memblock_region *m)
{
return m->flags & MEMBLOCK_HOTPLUG;
}
-static inline bool __init_memblock movable_node_is_enabled(void)
-{
- return movable_node_enabled;
-}
-#else
-static inline bool memblock_is_hotpluggable(struct memblock_region *m)
-{
- return false;
-}
-static inline bool movable_node_is_enabled(void)
-{
- return false;
-}
-#endif
-
static inline bool memblock_is_mirror(struct memblock_region *m)
{
return m->flags & MEMBLOCK_MIRROR;
@@ -203,6 +185,7 @@ int memblock_search_pfn_nid(unsigned long pfn, unsigned long *start_pfn,
unsigned long *end_pfn);
void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
unsigned long *out_end_pfn, int *out_nid);
+unsigned long memblock_next_valid_pfn(unsigned long pfn, unsigned long max_pfn);
/**
* for_each_mem_pfn_range - early memory pfn range iterator
@@ -293,7 +276,6 @@ phys_addr_t memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align, int nid)
phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align);
-#ifdef CONFIG_MOVABLE_NODE
/*
* Set the allocation direction to bottom-up or top-down.
*/
@@ -311,10 +293,6 @@ static inline bool memblock_bottom_up(void)
{
return memblock.bottom_up;
}
-#else
-static inline void __init memblock_set_bottom_up(bool enable) {}
-static inline bool memblock_bottom_up(void) { return false; }
-#endif
/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */
#define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0)
@@ -333,6 +311,7 @@ phys_addr_t memblock_mem_size(unsigned long limit_pfn);
phys_addr_t memblock_start_of_DRAM(void);
phys_addr_t memblock_end_of_DRAM(void);
void memblock_enforce_memory_limit(phys_addr_t memory_limit);
+void memblock_cap_memory_range(phys_addr_t base, phys_addr_t size);
void memblock_mem_limit_remove_map(phys_addr_t limit);
bool memblock_is_memory(phys_addr_t addr);
int memblock_is_map_memory(phys_addr_t addr);
@@ -421,12 +400,20 @@ static inline void early_memtest(phys_addr_t start, phys_addr_t end)
}
#endif
+extern unsigned long memblock_reserved_memory_within(phys_addr_t start_addr,
+ phys_addr_t end_addr);
#else
static inline phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align)
{
return 0;
}
+static inline unsigned long memblock_reserved_memory_within(phys_addr_t start_addr,
+ phys_addr_t end_addr)
+{
+ return 0;
+}
+
#endif /* CONFIG_HAVE_MEMBLOCK */
#endif /* __KERNEL__ */