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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 10:26:03 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 10:26:03 +1000
commit412a4ac5e9cf7fdeb6af562c25547a9b9da7674f (patch)
treea8ce13cbc9c47c99799e5e3e3ad26ba78274ee73 /arch/powerpc/mm/numa.c
parente8e5c2155b0035b6e04f29be67f6444bc914005b (diff)
parent0c2daaafcdec726e89cbccca61d576de8429c537 (diff)
downloadtalos-op-linux-412a4ac5e9cf7fdeb6af562c25547a9b9da7674f.tar.gz
talos-op-linux-412a4ac5e9cf7fdeb6af562c25547a9b9da7674f.zip
Merge commit 'gcl/next' into next
Diffstat (limited to 'arch/powerpc/mm/numa.c')
-rw-r--r--arch/powerpc/mm/numa.c84
1 files changed, 42 insertions, 42 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index f78f19e0a2a4..338c6f39eab2 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -17,7 +17,7 @@
#include <linux/nodemask.h>
#include <linux/cpu.h>
#include <linux/notifier.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
#include <linux/of.h>
#include <linux/pfn.h>
#include <asm/sparsemem.h>
@@ -407,7 +407,7 @@ struct of_drconf_cell {
#define DRCONF_MEM_RESERVED 0x00000080
/*
- * Read the next lmb list entry from the ibm,dynamic-memory property
+ * Read the next memblock list entry from the ibm,dynamic-memory property
* and return the information in the provided of_drconf_cell structure.
*/
static void read_drconf_cell(struct of_drconf_cell *drmem, const u32 **cellp)
@@ -428,8 +428,8 @@ static void read_drconf_cell(struct of_drconf_cell *drmem, const u32 **cellp)
/*
* Retreive and validate the ibm,dynamic-memory property of the device tree.
*
- * The layout of the ibm,dynamic-memory property is a number N of lmb
- * list entries followed by N lmb list entries. Each lmb list entry
+ * The layout of the ibm,dynamic-memory property is a number N of memblock
+ * list entries followed by N memblock list entries. Each memblock list entry
* contains information as layed out in the of_drconf_cell struct above.
*/
static int of_get_drconf_memory(struct device_node *memory, const u32 **dm)
@@ -454,15 +454,15 @@ static int of_get_drconf_memory(struct device_node *memory, const u32 **dm)
}
/*
- * Retreive and validate the ibm,lmb-size property for drconf memory
+ * Retreive and validate the ibm,memblock-size property for drconf memory
* from the device tree.
*/
-static u64 of_get_lmb_size(struct device_node *memory)
+static u64 of_get_memblock_size(struct device_node *memory)
{
const u32 *prop;
u32 len;
- prop = of_get_property(memory, "ibm,lmb-size", &len);
+ prop = of_get_property(memory, "ibm,memblock-size", &len);
if (!prop || len < sizeof(unsigned int))
return 0;
@@ -596,19 +596,19 @@ static unsigned long __init numa_enforce_memory_limit(unsigned long start,
unsigned long size)
{
/*
- * We use lmb_end_of_DRAM() in here instead of memory_limit because
+ * We use memblock_end_of_DRAM() in here instead of memory_limit because
* we've already adjusted it for the limit and it takes care of
* having memory holes below the limit. Also, in the case of
* iommu_is_off, memory_limit is not set but is implicitly enforced.
*/
- if (start + size <= lmb_end_of_DRAM())
+ if (start + size <= memblock_end_of_DRAM())
return size;
- if (start >= lmb_end_of_DRAM())
+ if (start >= memblock_end_of_DRAM())
return 0;
- return lmb_end_of_DRAM() - start;
+ return memblock_end_of_DRAM() - start;
}
/*
@@ -618,7 +618,7 @@ static unsigned long __init numa_enforce_memory_limit(unsigned long start,
static inline int __init read_usm_ranges(const u32 **usm)
{
/*
- * For each lmb in ibm,dynamic-memory a corresponding
+ * For each memblock in ibm,dynamic-memory a corresponding
* entry in linux,drconf-usable-memory property contains
* a counter followed by that many (base, size) duple.
* read the counter from linux,drconf-usable-memory
@@ -634,7 +634,7 @@ static void __init parse_drconf_memory(struct device_node *memory)
{
const u32 *dm, *usm;
unsigned int n, rc, ranges, is_kexec_kdump = 0;
- unsigned long lmb_size, base, size, sz;
+ unsigned long memblock_size, base, size, sz;
int nid;
struct assoc_arrays aa;
@@ -642,8 +642,8 @@ static void __init parse_drconf_memory(struct device_node *memory)
if (!n)
return;
- lmb_size = of_get_lmb_size(memory);
- if (!lmb_size)
+ memblock_size = of_get_memblock_size(memory);
+ if (!memblock_size)
return;
rc = of_get_assoc_arrays(memory, &aa);
@@ -667,7 +667,7 @@ static void __init parse_drconf_memory(struct device_node *memory)
continue;
base = drmem.base_addr;
- size = lmb_size;
+ size = memblock_size;
ranges = 1;
if (is_kexec_kdump) {
@@ -787,7 +787,7 @@ new_range:
}
/*
- * Now do the same thing for each LMB listed in the ibm,dynamic-memory
+ * Now do the same thing for each MEMBLOCK listed in the ibm,dynamic-memory
* property in the ibm,dynamic-reconfiguration-memory node.
*/
memory = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
@@ -799,8 +799,8 @@ new_range:
static void __init setup_nonnuma(void)
{
- unsigned long top_of_ram = lmb_end_of_DRAM();
- unsigned long total_ram = lmb_phys_mem_size();
+ unsigned long top_of_ram = memblock_end_of_DRAM();
+ unsigned long total_ram = memblock_phys_mem_size();
unsigned long start_pfn, end_pfn;
unsigned int i, nid = 0;
@@ -809,9 +809,9 @@ static void __init setup_nonnuma(void)
printk(KERN_DEBUG "Memory hole size: %ldMB\n",
(top_of_ram - total_ram) >> 20);
- for (i = 0; i < lmb.memory.cnt; ++i) {
- start_pfn = lmb.memory.region[i].base >> PAGE_SHIFT;
- end_pfn = start_pfn + lmb_size_pages(&lmb.memory, i);
+ for (i = 0; i < memblock.memory.cnt; ++i) {
+ start_pfn = memblock.memory.region[i].base >> PAGE_SHIFT;
+ end_pfn = start_pfn + memblock_size_pages(&memblock.memory, i);
fake_numa_create_new_node(end_pfn, &nid);
add_active_range(nid, start_pfn, end_pfn);
@@ -869,7 +869,7 @@ static void __init dump_numa_memory_topology(void)
count = 0;
- for (i = 0; i < lmb_end_of_DRAM();
+ for (i = 0; i < memblock_end_of_DRAM();
i += (1 << SECTION_SIZE_BITS)) {
if (early_pfn_to_nid(i >> PAGE_SHIFT) == node) {
if (count == 0)
@@ -889,7 +889,7 @@ static void __init dump_numa_memory_topology(void)
}
/*
- * Allocate some memory, satisfying the lmb or bootmem allocator where
+ * Allocate some memory, satisfying the memblock or bootmem allocator where
* required. nid is the preferred node and end is the physical address of
* the highest address in the node.
*
@@ -903,11 +903,11 @@ static void __init *careful_zallocation(int nid, unsigned long size,
int new_nid;
unsigned long ret_paddr;
- ret_paddr = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
+ ret_paddr = __memblock_alloc_base(size, align, end_pfn << PAGE_SHIFT);
/* retry over all memory */
if (!ret_paddr)
- ret_paddr = __lmb_alloc_base(size, align, lmb_end_of_DRAM());
+ ret_paddr = __memblock_alloc_base(size, align, memblock_end_of_DRAM());
if (!ret_paddr)
panic("numa.c: cannot allocate %lu bytes for node %d",
@@ -917,14 +917,14 @@ static void __init *careful_zallocation(int nid, unsigned long size,
/*
* We initialize the nodes in numeric order: 0, 1, 2...
- * and hand over control from the LMB allocator to the
+ * and hand over control from the MEMBLOCK allocator to the
* bootmem allocator. If this function is called for
* node 5, then we know that all nodes <5 are using the
- * bootmem allocator instead of the LMB allocator.
+ * bootmem allocator instead of the MEMBLOCK allocator.
*
* So, check the nid from which this allocation came
* and double check to see if we need to use bootmem
- * instead of the LMB. We don't free the LMB memory
+ * instead of the MEMBLOCK. We don't free the MEMBLOCK memory
* since it would be useless.
*/
new_nid = early_pfn_to_nid(ret_paddr >> PAGE_SHIFT);
@@ -949,9 +949,9 @@ static void mark_reserved_regions_for_nid(int nid)
struct pglist_data *node = NODE_DATA(nid);
int i;
- for (i = 0; i < lmb.reserved.cnt; i++) {
- unsigned long physbase = lmb.reserved.region[i].base;
- unsigned long size = lmb.reserved.region[i].size;
+ for (i = 0; i < memblock.reserved.cnt; i++) {
+ unsigned long physbase = memblock.reserved.region[i].base;
+ unsigned long size = memblock.reserved.region[i].size;
unsigned long start_pfn = physbase >> PAGE_SHIFT;
unsigned long end_pfn = PFN_UP(physbase + size);
struct node_active_region node_ar;
@@ -959,7 +959,7 @@ static void mark_reserved_regions_for_nid(int nid)
node->node_spanned_pages;
/*
- * Check to make sure that this lmb.reserved area is
+ * Check to make sure that this memblock.reserved area is
* within the bounds of the node that we care about.
* Checking the nid of the start and end points is not
* sufficient because the reserved area could span the
@@ -1017,7 +1017,7 @@ void __init do_init_bootmem(void)
int nid;
min_low_pfn = 0;
- max_low_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
+ max_low_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
max_pfn = max_low_pfn;
if (parse_numa_properties())
@@ -1094,7 +1094,7 @@ void __init paging_init(void)
{
unsigned long max_zone_pfns[MAX_NR_ZONES];
memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
- max_zone_pfns[ZONE_DMA] = lmb_end_of_DRAM() >> PAGE_SHIFT;
+ max_zone_pfns[ZONE_DMA] = memblock_end_of_DRAM() >> PAGE_SHIFT;
free_area_init_nodes(max_zone_pfns);
}
@@ -1128,7 +1128,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
{
const u32 *dm;
unsigned int drconf_cell_cnt, rc;
- unsigned long lmb_size;
+ unsigned long memblock_size;
struct assoc_arrays aa;
int nid = -1;
@@ -1136,8 +1136,8 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
if (!drconf_cell_cnt)
return -1;
- lmb_size = of_get_lmb_size(memory);
- if (!lmb_size)
+ memblock_size = of_get_memblock_size(memory);
+ if (!memblock_size)
return -1;
rc = of_get_assoc_arrays(memory, &aa);
@@ -1156,7 +1156,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
continue;
if ((scn_addr < drmem.base_addr)
- || (scn_addr >= (drmem.base_addr + lmb_size)))
+ || (scn_addr >= (drmem.base_addr + memblock_size)))
continue;
nid = of_drconf_to_nid_single(&drmem, &aa);
@@ -1169,7 +1169,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
/*
* Find the node associated with a hot added memory section for memory
* represented in the device tree as a node (i.e. memory@XXXX) for
- * each lmb.
+ * each memblock.
*/
int hot_add_node_scn_to_nid(unsigned long scn_addr)
{
@@ -1210,8 +1210,8 @@ int hot_add_node_scn_to_nid(unsigned long scn_addr)
/*
* Find the node associated with a hot added memory section. Section
- * corresponds to a SPARSEMEM section, not an LMB. It is assumed that
- * sections are fully contained within a single LMB.
+ * corresponds to a SPARSEMEM section, not an MEMBLOCK. It is assumed that
+ * sections are fully contained within a single MEMBLOCK.
*/
int hot_add_scn_to_nid(unsigned long scn_addr)
{
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