memblock: drop __memblock_alloc_base()

[linux] / include / linux / memblock.h

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 64c41cf..768e2b4 100644 (file)
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -247,6 +247,47 @@ void __next_mem_pfn_range(int *idx, int nid, unsigned long *out_start_pfn,
             i >= 0; __next_mem_pfn_range(&i, nid, p_start, p_end, p_nid))
 #endif /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */
 
+#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT
+void __next_mem_pfn_range_in_zone(u64 *idx, struct zone *zone,
+                                 unsigned long *out_spfn,
+                                 unsigned long *out_epfn);
+/**
+ * for_each_free_mem_range_in_zone - iterate through zone specific free
+ * memblock areas
+ * @i: u64 used as loop variable
+ * @zone: zone in which all of the memory blocks reside
+ * @p_start: ptr to phys_addr_t for start address of the range, can be %NULL
+ * @p_end: ptr to phys_addr_t for end address of the range, can be %NULL
+ *
+ * Walks over free (memory && !reserved) areas of memblock in a specific
+ * zone. Available once memblock and an empty zone is initialized. The main
+ * assumption is that the zone start, end, and pgdat have been associated.
+ * This way we can use the zone to determine NUMA node, and if a given part
+ * of the memblock is valid for the zone.
+ */
+#define for_each_free_mem_pfn_range_in_zone(i, zone, p_start, p_end)   \
+       for (i = 0,                                                     \
+            __next_mem_pfn_range_in_zone(&i, zone, p_start, p_end);    \
+            i != U64_MAX;                                      \
+            __next_mem_pfn_range_in_zone(&i, zone, p_start, p_end))
+
+/**
+ * for_each_free_mem_range_in_zone_from - iterate through zone specific
+ * free memblock areas from a given point
+ * @i: u64 used as loop variable
+ * @zone: zone in which all of the memory blocks reside
+ * @p_start: ptr to phys_addr_t for start address of the range, can be %NULL
+ * @p_end: ptr to phys_addr_t for end address of the range, can be %NULL
+ *
+ * Walks over free (memory && !reserved) areas of memblock in a specific
+ * zone, continuing from current position. Available as soon as memblock is
+ * initialized.
+ */
+#define for_each_free_mem_pfn_range_in_zone_from(i, zone, p_start, p_end) \
+       for (; i != U64_MAX;                                      \
+            __next_mem_pfn_range_in_zone(&i, zone, p_start, p_end))
+#endif /* CONFIG_DEFERRED_STRUCT_PAGE_INIT */
+
 /**
  * for_each_free_mem_range - iterate through free memblock areas
  * @i: u64 used as loop variable
@@ -328,10 +369,17 @@ static inline int memblock_get_region_node(const struct memblock_region *r)
 #define ARCH_LOW_ADDRESS_LIMIT  0xffffffffUL
 #endif
 
+phys_addr_t memblock_phys_alloc_range(phys_addr_t size, phys_addr_t align,
+                                     phys_addr_t start, phys_addr_t end);
 phys_addr_t memblock_phys_alloc_nid(phys_addr_t size, phys_addr_t align, int nid);
 phys_addr_t memblock_phys_alloc_try_nid(phys_addr_t size, phys_addr_t align, int nid);
 
-phys_addr_t memblock_phys_alloc(phys_addr_t size, phys_addr_t align);
+static inline phys_addr_t memblock_phys_alloc(phys_addr_t size,
+                                             phys_addr_t align)
+{
+       return memblock_phys_alloc_range(size, align, 0,
+                                        MEMBLOCK_ALLOC_ACCESSIBLE);
+}
 
 void *memblock_alloc_try_nid_raw(phys_addr_t size, phys_addr_t align,
                                 phys_addr_t min_addr, phys_addr_t max_addr,
@@ -446,16 +494,8 @@ static inline bool memblock_bottom_up(void)
        return memblock.bottom_up;
 }
 
-phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
-                                       phys_addr_t start, phys_addr_t end,
-                                       enum memblock_flags flags);
-phys_addr_t memblock_alloc_base_nid(phys_addr_t size,
-                                       phys_addr_t align, phys_addr_t max_addr,
-                                       int nid, enum memblock_flags flags);
 phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align,
                                phys_addr_t max_addr);
-phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align,
-                                 phys_addr_t max_addr);
 phys_addr_t memblock_phys_mem_size(void);
 phys_addr_t memblock_reserved_size(void);
 phys_addr_t memblock_mem_size(unsigned long limit_pfn);