diff options
Diffstat (limited to 'arch/arm')
30 files changed, 143 insertions, 432 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 98922f7d2d12..410edd65f117 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig | |||
@@ -719,7 +719,6 @@ config ARCH_SHARK | |||
719 | config ARCH_LH7A40X | 719 | config ARCH_LH7A40X |
720 | bool "Sharp LH7A40X" | 720 | bool "Sharp LH7A40X" |
721 | select CPU_ARM922T | 721 | select CPU_ARM922T |
722 | select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM | ||
723 | select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM | 722 | select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM |
724 | select ARCH_USES_GETTIMEOFFSET | 723 | select ARCH_USES_GETTIMEOFFSET |
725 | help | 724 | help |
@@ -1241,10 +1240,6 @@ config OABI_COMPAT | |||
1241 | config ARCH_HAS_HOLES_MEMORYMODEL | 1240 | config ARCH_HAS_HOLES_MEMORYMODEL |
1242 | bool | 1241 | bool |
1243 | 1242 | ||
1244 | # Discontigmem is deprecated | ||
1245 | config ARCH_DISCONTIGMEM_ENABLE | ||
1246 | bool | ||
1247 | |||
1248 | config ARCH_SPARSEMEM_ENABLE | 1243 | config ARCH_SPARSEMEM_ENABLE |
1249 | bool | 1244 | bool |
1250 | 1245 | ||
@@ -1252,13 +1247,7 @@ config ARCH_SPARSEMEM_DEFAULT | |||
1252 | def_bool ARCH_SPARSEMEM_ENABLE | 1247 | def_bool ARCH_SPARSEMEM_ENABLE |
1253 | 1248 | ||
1254 | config ARCH_SELECT_MEMORY_MODEL | 1249 | config ARCH_SELECT_MEMORY_MODEL |
1255 | def_bool ARCH_DISCONTIGMEM_ENABLE && ARCH_SPARSEMEM_ENABLE | 1250 | def_bool ARCH_SPARSEMEM_ENABLE |
1256 | |||
1257 | config NODES_SHIFT | ||
1258 | int | ||
1259 | default "4" if ARCH_LH7A40X | ||
1260 | default "2" | ||
1261 | depends on NEED_MULTIPLE_NODES | ||
1262 | 1251 | ||
1263 | config HIGHMEM | 1252 | config HIGHMEM |
1264 | bool "High Memory Support (EXPERIMENTAL)" | 1253 | bool "High Memory Support (EXPERIMENTAL)" |
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 4312ee5e3d0b..e263ec7c5dcb 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h | |||
@@ -234,76 +234,11 @@ static inline __deprecated void *bus_to_virt(unsigned long x) | |||
234 | * virt_to_page(k) convert a _valid_ virtual address to struct page * | 234 | * virt_to_page(k) convert a _valid_ virtual address to struct page * |
235 | * virt_addr_valid(k) indicates whether a virtual address is valid | 235 | * virt_addr_valid(k) indicates whether a virtual address is valid |
236 | */ | 236 | */ |
237 | #ifndef CONFIG_DISCONTIGMEM | ||
238 | |||
239 | #define ARCH_PFN_OFFSET PHYS_PFN_OFFSET | 237 | #define ARCH_PFN_OFFSET PHYS_PFN_OFFSET |
240 | 238 | ||
241 | #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) | 239 | #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) |
242 | #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) | 240 | #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) |
243 | 241 | ||
244 | #define PHYS_TO_NID(addr) (0) | ||
245 | |||
246 | #else /* CONFIG_DISCONTIGMEM */ | ||
247 | |||
248 | /* | ||
249 | * This is more complex. We have a set of mem_map arrays spread | ||
250 | * around in memory. | ||
251 | */ | ||
252 | #include <linux/numa.h> | ||
253 | |||
254 | #define arch_pfn_to_nid(pfn) PFN_TO_NID(pfn) | ||
255 | #define arch_local_page_offset(pfn, nid) LOCAL_MAP_NR((pfn) << PAGE_SHIFT) | ||
256 | |||
257 | #define virt_to_page(kaddr) \ | ||
258 | (ADDR_TO_MAPBASE(kaddr) + LOCAL_MAP_NR(kaddr)) | ||
259 | |||
260 | #define virt_addr_valid(kaddr) (KVADDR_TO_NID(kaddr) < MAX_NUMNODES) | ||
261 | |||
262 | /* | ||
263 | * Common discontigmem stuff. | ||
264 | * PHYS_TO_NID is used by the ARM kernel/setup.c | ||
265 | */ | ||
266 | #define PHYS_TO_NID(addr) PFN_TO_NID((addr) >> PAGE_SHIFT) | ||
267 | |||
268 | /* | ||
269 | * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory | ||
270 | * and returns the mem_map of that node. | ||
271 | */ | ||
272 | #define ADDR_TO_MAPBASE(kaddr) NODE_MEM_MAP(KVADDR_TO_NID(kaddr)) | ||
273 | |||
274 | /* | ||
275 | * Given a page frame number, find the owning node of the memory | ||
276 | * and returns the mem_map of that node. | ||
277 | */ | ||
278 | #define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn)) | ||
279 | |||
280 | #ifdef NODE_MEM_SIZE_BITS | ||
281 | #define NODE_MEM_SIZE_MASK ((1 << NODE_MEM_SIZE_BITS) - 1) | ||
282 | |||
283 | /* | ||
284 | * Given a kernel address, find the home node of the underlying memory. | ||
285 | */ | ||
286 | #define KVADDR_TO_NID(addr) \ | ||
287 | (((unsigned long)(addr) - PAGE_OFFSET) >> NODE_MEM_SIZE_BITS) | ||
288 | |||
289 | /* | ||
290 | * Given a page frame number, convert it to a node id. | ||
291 | */ | ||
292 | #define PFN_TO_NID(pfn) \ | ||
293 | (((pfn) - PHYS_PFN_OFFSET) >> (NODE_MEM_SIZE_BITS - PAGE_SHIFT)) | ||
294 | |||
295 | /* | ||
296 | * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory | ||
297 | * and returns the index corresponding to the appropriate page in the | ||
298 | * node's mem_map. | ||
299 | */ | ||
300 | #define LOCAL_MAP_NR(addr) \ | ||
301 | (((unsigned long)(addr) & NODE_MEM_SIZE_MASK) >> PAGE_SHIFT) | ||
302 | |||
303 | #endif /* NODE_MEM_SIZE_BITS */ | ||
304 | |||
305 | #endif /* !CONFIG_DISCONTIGMEM */ | ||
306 | |||
307 | /* | 242 | /* |
308 | * Optional coherency support. Currently used only by selected | 243 | * Optional coherency support. Currently used only by selected |
309 | * Intel XSC3-based systems. | 244 | * Intel XSC3-based systems. |
diff --git a/arch/arm/include/asm/mmzone.h b/arch/arm/include/asm/mmzone.h deleted file mode 100644 index ae63a4fd28c8..000000000000 --- a/arch/arm/include/asm/mmzone.h +++ /dev/null | |||
@@ -1,30 +0,0 @@ | |||
1 | /* | ||
2 | * arch/arm/include/asm/mmzone.h | ||
3 | * | ||
4 | * 1999-12-29 Nicolas Pitre Created | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License version 2 as | ||
8 | * published by the Free Software Foundation. | ||
9 | */ | ||
10 | #ifndef __ASM_MMZONE_H | ||
11 | #define __ASM_MMZONE_H | ||
12 | |||
13 | /* | ||
14 | * Currently defined in arch/arm/mm/discontig.c | ||
15 | */ | ||
16 | extern pg_data_t discontig_node_data[]; | ||
17 | |||
18 | /* | ||
19 | * Return a pointer to the node data for node n. | ||
20 | */ | ||
21 | #define NODE_DATA(nid) (&discontig_node_data[nid]) | ||
22 | |||
23 | /* | ||
24 | * NODE_MEM_MAP gives the kaddr for the mem_map of the node. | ||
25 | */ | ||
26 | #define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map) | ||
27 | |||
28 | #include <mach/memory.h> | ||
29 | |||
30 | #endif | ||
diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h index f392fb4437af..f1e5a9bca249 100644 --- a/arch/arm/include/asm/setup.h +++ b/arch/arm/include/asm/setup.h | |||
@@ -201,8 +201,7 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn } | |||
201 | struct membank { | 201 | struct membank { |
202 | unsigned long start; | 202 | unsigned long start; |
203 | unsigned long size; | 203 | unsigned long size; |
204 | unsigned short node; | 204 | unsigned int highmem; |
205 | unsigned short highmem; | ||
206 | }; | 205 | }; |
207 | 206 | ||
208 | struct meminfo { | 207 | struct meminfo { |
@@ -212,9 +211,8 @@ struct meminfo { | |||
212 | 211 | ||
213 | extern struct meminfo meminfo; | 212 | extern struct meminfo meminfo; |
214 | 213 | ||
215 | #define for_each_nodebank(iter,mi,no) \ | 214 | #define for_each_bank(iter,mi) \ |
216 | for (iter = 0; iter < (mi)->nr_banks; iter++) \ | 215 | for (iter = 0; iter < (mi)->nr_banks; iter++) |
217 | if ((mi)->bank[iter].node == no) | ||
218 | 216 | ||
219 | #define bank_pfn_start(bank) __phys_to_pfn((bank)->start) | 217 | #define bank_pfn_start(bank) __phys_to_pfn((bank)->start) |
220 | #define bank_pfn_end(bank) __phys_to_pfn((bank)->start + (bank)->size) | 218 | #define bank_pfn_end(bank) __phys_to_pfn((bank)->start + (bank)->size) |
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 122d999bdc7c..387d2e9cb51f 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c | |||
@@ -402,13 +402,12 @@ static int __init arm_add_memory(unsigned long start, unsigned long size) | |||
402 | size -= start & ~PAGE_MASK; | 402 | size -= start & ~PAGE_MASK; |
403 | bank->start = PAGE_ALIGN(start); | 403 | bank->start = PAGE_ALIGN(start); |
404 | bank->size = size & PAGE_MASK; | 404 | bank->size = size & PAGE_MASK; |
405 | bank->node = PHYS_TO_NID(start); | ||
406 | 405 | ||
407 | /* | 406 | /* |
408 | * Check whether this memory region has non-zero size or | 407 | * Check whether this memory region has non-zero size or |
409 | * invalid node number. | 408 | * invalid node number. |
410 | */ | 409 | */ |
411 | if (bank->size == 0 || bank->node >= MAX_NUMNODES) | 410 | if (bank->size == 0) |
412 | return -EINVAL; | 411 | return -EINVAL; |
413 | 412 | ||
414 | meminfo.nr_banks++; | 413 | meminfo.nr_banks++; |
diff --git a/arch/arm/mach-aaec2000/include/mach/memory.h b/arch/arm/mach-aaec2000/include/mach/memory.h index c00822543d9f..4f93c567a35a 100644 --- a/arch/arm/mach-aaec2000/include/mach/memory.h +++ b/arch/arm/mach-aaec2000/include/mach/memory.h | |||
@@ -14,14 +14,4 @@ | |||
14 | 14 | ||
15 | #define PHYS_OFFSET UL(0xf0000000) | 15 | #define PHYS_OFFSET UL(0xf0000000) |
16 | 16 | ||
17 | /* | ||
18 | * The nodes are the followings: | ||
19 | * | ||
20 | * node 0: 0xf000.0000 - 0xf3ff.ffff | ||
21 | * node 1: 0xf400.0000 - 0xf7ff.ffff | ||
22 | * node 2: 0xf800.0000 - 0xfbff.ffff | ||
23 | * node 3: 0xfc00.0000 - 0xffff.ffff | ||
24 | */ | ||
25 | #define NODE_MEM_SIZE_BITS 26 | ||
26 | |||
27 | #endif /* __ASM_ARCH_MEMORY_H */ | 17 | #endif /* __ASM_ARCH_MEMORY_H */ |
diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig index dbaae5f746a1..eb34bd1251d4 100644 --- a/arch/arm/mach-clps711x/Kconfig +++ b/arch/arm/mach-clps711x/Kconfig | |||
@@ -30,7 +30,6 @@ config ARCH_CLEP7312 | |||
30 | config ARCH_EDB7211 | 30 | config ARCH_EDB7211 |
31 | bool "EDB7211" | 31 | bool "EDB7211" |
32 | select ISA | 32 | select ISA |
33 | select ARCH_DISCONTIGMEM_ENABLE | ||
34 | select ARCH_SPARSEMEM_ENABLE | 33 | select ARCH_SPARSEMEM_ENABLE |
35 | select ARCH_SELECT_MEMORY_MODEL | 34 | select ARCH_SELECT_MEMORY_MODEL |
36 | help | 35 | help |
diff --git a/arch/arm/mach-clps711x/clep7312.c b/arch/arm/mach-clps711x/clep7312.c index 09fb57e45213..3c3bf45039ff 100644 --- a/arch/arm/mach-clps711x/clep7312.c +++ b/arch/arm/mach-clps711x/clep7312.c | |||
@@ -32,7 +32,6 @@ fixup_clep7312(struct machine_desc *desc, struct tag *tags, | |||
32 | mi->nr_banks=1; | 32 | mi->nr_banks=1; |
33 | mi->bank[0].start = 0xc0000000; | 33 | mi->bank[0].start = 0xc0000000; |
34 | mi->bank[0].size = 0x01000000; | 34 | mi->bank[0].size = 0x01000000; |
35 | mi->bank[0].node = 0; | ||
36 | } | 35 | } |
37 | 36 | ||
38 | 37 | ||
diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211-arch.c index dc81cc68595d..41a4425617c1 100644 --- a/arch/arm/mach-clps711x/edb7211-arch.c +++ b/arch/arm/mach-clps711x/edb7211-arch.c | |||
@@ -43,10 +43,8 @@ fixup_edb7211(struct machine_desc *desc, struct tag *tags, | |||
43 | */ | 43 | */ |
44 | mi->bank[0].start = 0xc0000000; | 44 | mi->bank[0].start = 0xc0000000; |
45 | mi->bank[0].size = 8*1024*1024; | 45 | mi->bank[0].size = 8*1024*1024; |
46 | mi->bank[0].node = 0; | ||
47 | mi->bank[1].start = 0xc1000000; | 46 | mi->bank[1].start = 0xc1000000; |
48 | mi->bank[1].size = 8*1024*1024; | 47 | mi->bank[1].size = 8*1024*1024; |
49 | mi->bank[1].node = 1; | ||
50 | mi->nr_banks = 2; | 48 | mi->nr_banks = 2; |
51 | } | 49 | } |
52 | 50 | ||
diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c index 7430e4049d87..a696099aa4f8 100644 --- a/arch/arm/mach-clps711x/fortunet.c +++ b/arch/arm/mach-clps711x/fortunet.c | |||
@@ -39,7 +39,6 @@ struct meminfo memmap = { | |||
39 | { | 39 | { |
40 | .start = 0xC0000000, | 40 | .start = 0xC0000000, |
41 | .size = 0x01000000, | 41 | .size = 0x01000000, |
42 | .node = 0 | ||
43 | }, | 42 | }, |
44 | }, | 43 | }, |
45 | }; | 44 | }; |
diff --git a/arch/arm/mach-clps711x/include/mach/memory.h b/arch/arm/mach-clps711x/include/mach/memory.h index f70d52be48a2..f45c8e892cb5 100644 --- a/arch/arm/mach-clps711x/include/mach/memory.h +++ b/arch/arm/mach-clps711x/include/mach/memory.h | |||
@@ -20,7 +20,6 @@ | |||
20 | #ifndef __ASM_ARCH_MEMORY_H | 20 | #ifndef __ASM_ARCH_MEMORY_H |
21 | #define __ASM_ARCH_MEMORY_H | 21 | #define __ASM_ARCH_MEMORY_H |
22 | 22 | ||
23 | |||
24 | /* | 23 | /* |
25 | * Physical DRAM offset. | 24 | * Physical DRAM offset. |
26 | */ | 25 | */ |
@@ -72,7 +71,6 @@ | |||
72 | * node 2: 0xd0000000 - 0xd7ffffff | 71 | * node 2: 0xd0000000 - 0xd7ffffff |
73 | * node 3: 0xd8000000 - 0xdfffffff | 72 | * node 3: 0xd8000000 - 0xdfffffff |
74 | */ | 73 | */ |
75 | #define NODE_MEM_SIZE_BITS 24 | ||
76 | #define SECTION_SIZE_BITS 24 | 74 | #define SECTION_SIZE_BITS 24 |
77 | #define MAX_PHYSMEM_BITS 32 | 75 | #define MAX_PHYSMEM_BITS 32 |
78 | 76 | ||
diff --git a/arch/arm/mach-iop13xx/include/mach/memory.h b/arch/arm/mach-iop13xx/include/mach/memory.h index 25b1da9a5035..7415e4338651 100644 --- a/arch/arm/mach-iop13xx/include/mach/memory.h +++ b/arch/arm/mach-iop13xx/include/mach/memory.h | |||
@@ -69,6 +69,4 @@ static inline unsigned long __lbus_to_virt(dma_addr_t x) | |||
69 | #endif /* CONFIG_ARCH_IOP13XX */ | 69 | #endif /* CONFIG_ARCH_IOP13XX */ |
70 | #endif /* !ASSEMBLY */ | 70 | #endif /* !ASSEMBLY */ |
71 | 71 | ||
72 | #define PFN_TO_NID(addr) (0) | ||
73 | |||
74 | #endif | 72 | #endif |
diff --git a/arch/arm/mach-lh7a40x/include/mach/memory.h b/arch/arm/mach-lh7a40x/include/mach/memory.h index 189d20e543e7..edb8f5faf5d5 100644 --- a/arch/arm/mach-lh7a40x/include/mach/memory.h +++ b/arch/arm/mach-lh7a40x/include/mach/memory.h | |||
@@ -19,50 +19,6 @@ | |||
19 | */ | 19 | */ |
20 | #define PHYS_OFFSET UL(0xc0000000) | 20 | #define PHYS_OFFSET UL(0xc0000000) |
21 | 21 | ||
22 | #ifdef CONFIG_DISCONTIGMEM | ||
23 | |||
24 | /* | ||
25 | * Given a kernel address, find the home node of the underlying memory. | ||
26 | */ | ||
27 | |||
28 | # ifdef CONFIG_LH7A40X_ONE_BANK_PER_NODE | ||
29 | # define KVADDR_TO_NID(addr) \ | ||
30 | ( ((((unsigned long) (addr) - PAGE_OFFSET) >> 24) & 1)\ | ||
31 | | ((((unsigned long) (addr) - PAGE_OFFSET) >> 25) & ~1)) | ||
32 | # else /* 2 banks per node */ | ||
33 | # define KVADDR_TO_NID(addr) \ | ||
34 | (((unsigned long) (addr) - PAGE_OFFSET) >> 26) | ||
35 | # endif | ||
36 | |||
37 | /* | ||
38 | * Given a page frame number, convert it to a node id. | ||
39 | */ | ||
40 | |||
41 | # ifdef CONFIG_LH7A40X_ONE_BANK_PER_NODE | ||
42 | # define PFN_TO_NID(pfn) \ | ||
43 | (((((pfn) - PHYS_PFN_OFFSET) >> (24 - PAGE_SHIFT)) & 1)\ | ||
44 | | ((((pfn) - PHYS_PFN_OFFSET) >> (25 - PAGE_SHIFT)) & ~1)) | ||
45 | # else /* 2 banks per node */ | ||
46 | # define PFN_TO_NID(pfn) \ | ||
47 | (((pfn) - PHYS_PFN_OFFSET) >> (26 - PAGE_SHIFT)) | ||
48 | #endif | ||
49 | |||
50 | /* | ||
51 | * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory | ||
52 | * and returns the index corresponding to the appropriate page in the | ||
53 | * node's mem_map. | ||
54 | */ | ||
55 | |||
56 | # ifdef CONFIG_LH7A40X_ONE_BANK_PER_NODE | ||
57 | # define LOCAL_MAP_NR(addr) \ | ||
58 | (((unsigned long)(addr) & 0x003fffff) >> PAGE_SHIFT) | ||
59 | # else /* 2 banks per node */ | ||
60 | # define LOCAL_MAP_NR(addr) \ | ||
61 | (((unsigned long)(addr) & 0x01ffffff) >> PAGE_SHIFT) | ||
62 | # endif | ||
63 | |||
64 | #endif | ||
65 | |||
66 | /* | 22 | /* |
67 | * Sparsemem version of the above | 23 | * Sparsemem version of the above |
68 | */ | 24 | */ |
diff --git a/arch/arm/mach-msm/board-trout.c b/arch/arm/mach-msm/board-trout.c index dca5a5f062dc..e69a1502e4e8 100644 --- a/arch/arm/mach-msm/board-trout.c +++ b/arch/arm/mach-msm/board-trout.c | |||
@@ -50,7 +50,6 @@ static void __init trout_fixup(struct machine_desc *desc, struct tag *tags, | |||
50 | { | 50 | { |
51 | mi->nr_banks = 1; | 51 | mi->nr_banks = 1; |
52 | mi->bank[0].start = PHYS_OFFSET; | 52 | mi->bank[0].start = PHYS_OFFSET; |
53 | mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET); | ||
54 | mi->bank[0].size = (101*1024*1024); | 53 | mi->bank[0].size = (101*1024*1024); |
55 | } | 54 | } |
56 | 55 | ||
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 3d1dcb9ac08f..95234fb4fcf8 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c | |||
@@ -715,7 +715,6 @@ static void __init fixup_corgi(struct machine_desc *desc, | |||
715 | sharpsl_save_param(); | 715 | sharpsl_save_param(); |
716 | mi->nr_banks=1; | 716 | mi->nr_banks=1; |
717 | mi->bank[0].start = 0xa0000000; | 717 | mi->bank[0].start = 0xa0000000; |
718 | mi->bank[0].node = 0; | ||
719 | if (machine_is_corgi()) | 718 | if (machine_is_corgi()) |
720 | mi->bank[0].size = (32*1024*1024); | 719 | mi->bank[0].size = (32*1024*1024); |
721 | else | 720 | else |
diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c index 96ed13081639..a0ab3082a000 100644 --- a/arch/arm/mach-pxa/eseries.c +++ b/arch/arm/mach-pxa/eseries.c | |||
@@ -34,7 +34,6 @@ void __init eseries_fixup(struct machine_desc *desc, | |||
34 | { | 34 | { |
35 | mi->nr_banks=1; | 35 | mi->nr_banks=1; |
36 | mi->bank[0].start = 0xa0000000; | 36 | mi->bank[0].start = 0xa0000000; |
37 | mi->bank[0].node = 0; | ||
38 | if (machine_is_e800()) | 37 | if (machine_is_e800()) |
39 | mi->bank[0].size = (128*1024*1024); | 38 | mi->bank[0].size = (128*1024*1024); |
40 | else | 39 | else |
diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index 890fb90a672f..c6305c5b8a72 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h | |||
@@ -26,8 +26,7 @@ extern unsigned int get_clk_frequency_khz(int info); | |||
26 | 26 | ||
27 | #define SET_BANK(__nr,__start,__size) \ | 27 | #define SET_BANK(__nr,__start,__size) \ |
28 | mi->bank[__nr].start = (__start), \ | 28 | mi->bank[__nr].start = (__start), \ |
29 | mi->bank[__nr].size = (__size), \ | 29 | mi->bank[__nr].size = (__size) |
30 | mi->bank[__nr].node = (((unsigned)(__start) - PHYS_OFFSET) >> 27) | ||
31 | 30 | ||
32 | #define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) | 31 | #define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) |
33 | 32 | ||
diff --git a/arch/arm/mach-pxa/include/mach/memory.h b/arch/arm/mach-pxa/include/mach/memory.h index f626730ee42e..81fd4a081c82 100644 --- a/arch/arm/mach-pxa/include/mach/memory.h +++ b/arch/arm/mach-pxa/include/mach/memory.h | |||
@@ -17,18 +17,6 @@ | |||
17 | */ | 17 | */ |
18 | #define PHYS_OFFSET UL(0xa0000000) | 18 | #define PHYS_OFFSET UL(0xa0000000) |
19 | 19 | ||
20 | /* | ||
21 | * The nodes are matched with the physical SDRAM banks as follows: | ||
22 | * | ||
23 | * node 0: 0xa0000000-0xa3ffffff --> 0xc0000000-0xc3ffffff | ||
24 | * node 1: 0xa4000000-0xa7ffffff --> 0xc4000000-0xc7ffffff | ||
25 | * node 2: 0xa8000000-0xabffffff --> 0xc8000000-0xcbffffff | ||
26 | * node 3: 0xac000000-0xafffffff --> 0xcc000000-0xcfffffff | ||
27 | * | ||
28 | * This needs a node mem size of 26 bits. | ||
29 | */ | ||
30 | #define NODE_MEM_SIZE_BITS 26 | ||
31 | |||
32 | #if !defined(__ASSEMBLY__) && defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI) | 20 | #if !defined(__ASSEMBLY__) && defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI) |
33 | void cmx2xx_pci_adjust_zones(int node, unsigned long *size, | 21 | void cmx2xx_pci_adjust_zones(int node, unsigned long *size, |
34 | unsigned long *holes); | 22 | unsigned long *holes); |
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index f4abdaafdac4..bc2758b54446 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c | |||
@@ -463,7 +463,6 @@ static void __init fixup_poodle(struct machine_desc *desc, | |||
463 | sharpsl_save_param(); | 463 | sharpsl_save_param(); |
464 | mi->nr_banks=1; | 464 | mi->nr_banks=1; |
465 | mi->bank[0].start = 0xa0000000; | 465 | mi->bank[0].start = 0xa0000000; |
466 | mi->bank[0].node = 0; | ||
467 | mi->bank[0].size = (32*1024*1024); | 466 | mi->bank[0].size = (32*1024*1024); |
468 | } | 467 | } |
469 | 468 | ||
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index c1048a35f187..51756c723557 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c | |||
@@ -847,7 +847,6 @@ static void __init fixup_spitz(struct machine_desc *desc, | |||
847 | sharpsl_save_param(); | 847 | sharpsl_save_param(); |
848 | mi->nr_banks = 1; | 848 | mi->nr_banks = 1; |
849 | mi->bank[0].start = 0xa0000000; | 849 | mi->bank[0].start = 0xa0000000; |
850 | mi->bank[0].node = 0; | ||
851 | mi->bank[0].size = (64*1024*1024); | 850 | mi->bank[0].size = (64*1024*1024); |
852 | } | 851 | } |
853 | 852 | ||
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index 7512b822c6ca..83cc3a18c2e9 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c | |||
@@ -948,7 +948,6 @@ static void __init fixup_tosa(struct machine_desc *desc, | |||
948 | sharpsl_save_param(); | 948 | sharpsl_save_param(); |
949 | mi->nr_banks=1; | 949 | mi->nr_banks=1; |
950 | mi->bank[0].start = 0xa0000000; | 950 | mi->bank[0].start = 0xa0000000; |
951 | mi->bank[0].node = 0; | ||
952 | mi->bank[0].size = (64*1024*1024); | 951 | mi->bank[0].size = (64*1024*1024); |
953 | } | 952 | } |
954 | 953 | ||
diff --git a/arch/arm/mach-s3c2412/mach-smdk2413.c b/arch/arm/mach-s3c2412/mach-smdk2413.c index ba93a356a839..054c9f92232a 100644 --- a/arch/arm/mach-s3c2412/mach-smdk2413.c +++ b/arch/arm/mach-s3c2412/mach-smdk2413.c | |||
@@ -119,7 +119,6 @@ static void __init smdk2413_fixup(struct machine_desc *desc, | |||
119 | mi->nr_banks=1; | 119 | mi->nr_banks=1; |
120 | mi->bank[0].start = 0x30000000; | 120 | mi->bank[0].start = 0x30000000; |
121 | mi->bank[0].size = SZ_64M; | 121 | mi->bank[0].size = SZ_64M; |
122 | mi->bank[0].node = 0; | ||
123 | } | 122 | } |
124 | } | 123 | } |
125 | 124 | ||
diff --git a/arch/arm/mach-s3c2412/mach-vstms.c b/arch/arm/mach-s3c2412/mach-vstms.c index 3ca9265b6997..f291ac25d312 100644 --- a/arch/arm/mach-s3c2412/mach-vstms.c +++ b/arch/arm/mach-s3c2412/mach-vstms.c | |||
@@ -137,7 +137,6 @@ static void __init vstms_fixup(struct machine_desc *desc, | |||
137 | mi->nr_banks=1; | 137 | mi->nr_banks=1; |
138 | mi->bank[0].start = 0x30000000; | 138 | mi->bank[0].start = 0x30000000; |
139 | mi->bank[0].size = SZ_64M; | 139 | mi->bank[0].size = SZ_64M; |
140 | mi->bank[0].node = 0; | ||
141 | } | 140 | } |
142 | } | 141 | } |
143 | 142 | ||
diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h index ec03f187c52b..b7a9a601c2d1 100644 --- a/arch/arm/mach-sa1100/generic.h +++ b/arch/arm/mach-sa1100/generic.h | |||
@@ -13,8 +13,7 @@ extern void __init sa1100_init_gpio(void); | |||
13 | 13 | ||
14 | #define SET_BANK(__nr,__start,__size) \ | 14 | #define SET_BANK(__nr,__start,__size) \ |
15 | mi->bank[__nr].start = (__start), \ | 15 | mi->bank[__nr].start = (__start), \ |
16 | mi->bank[__nr].size = (__size), \ | 16 | mi->bank[__nr].size = (__size) |
17 | mi->bank[__nr].node = (((unsigned)(__start) - PHYS_OFFSET) >> 27) | ||
18 | 17 | ||
19 | extern void (*sa1100fb_backlight_power)(int on); | 18 | extern void (*sa1100fb_backlight_power)(int on); |
20 | extern void (*sa1100fb_lcd_power)(int on); | 19 | extern void (*sa1100fb_lcd_power)(int on); |
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index e8d34a80851c..d63b6c413758 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile | |||
@@ -15,7 +15,6 @@ endif | |||
15 | obj-$(CONFIG_MODULES) += proc-syms.o | 15 | obj-$(CONFIG_MODULES) += proc-syms.o |
16 | 16 | ||
17 | obj-$(CONFIG_ALIGNMENT_TRAP) += alignment.o | 17 | obj-$(CONFIG_ALIGNMENT_TRAP) += alignment.o |
18 | obj-$(CONFIG_DISCONTIGMEM) += discontig.o | ||
19 | obj-$(CONFIG_HIGHMEM) += highmem.o | 18 | obj-$(CONFIG_HIGHMEM) += highmem.o |
20 | 19 | ||
21 | obj-$(CONFIG_CPU_ABRT_NOMMU) += abort-nommu.o | 20 | obj-$(CONFIG_CPU_ABRT_NOMMU) += abort-nommu.o |
diff --git a/arch/arm/mm/discontig.c b/arch/arm/mm/discontig.c deleted file mode 100644 index c8c0c4b0f0a3..000000000000 --- a/arch/arm/mm/discontig.c +++ /dev/null | |||
@@ -1,45 +0,0 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/mm/discontig.c | ||
3 | * | ||
4 | * Discontiguous memory support. | ||
5 | * | ||
6 | * Initial code: Copyright (C) 1999-2000 Nicolas Pitre | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | #include <linux/module.h> | ||
13 | #include <linux/mmzone.h> | ||
14 | #include <linux/bootmem.h> | ||
15 | |||
16 | #if MAX_NUMNODES != 4 && MAX_NUMNODES != 16 | ||
17 | # error Fix Me Please | ||
18 | #endif | ||
19 | |||
20 | /* | ||
21 | * Our node_data structure for discontiguous memory. | ||
22 | */ | ||
23 | |||
24 | pg_data_t discontig_node_data[MAX_NUMNODES] = { | ||
25 | { .bdata = &bootmem_node_data[0] }, | ||
26 | { .bdata = &bootmem_node_data[1] }, | ||
27 | { .bdata = &bootmem_node_data[2] }, | ||
28 | { .bdata = &bootmem_node_data[3] }, | ||
29 | #if MAX_NUMNODES == 16 | ||
30 | { .bdata = &bootmem_node_data[4] }, | ||
31 | { .bdata = &bootmem_node_data[5] }, | ||
32 | { .bdata = &bootmem_node_data[6] }, | ||
33 | { .bdata = &bootmem_node_data[7] }, | ||
34 | { .bdata = &bootmem_node_data[8] }, | ||
35 | { .bdata = &bootmem_node_data[9] }, | ||
36 | { .bdata = &bootmem_node_data[10] }, | ||
37 | { .bdata = &bootmem_node_data[11] }, | ||
38 | { .bdata = &bootmem_node_data[12] }, | ||
39 | { .bdata = &bootmem_node_data[13] }, | ||
40 | { .bdata = &bootmem_node_data[14] }, | ||
41 | { .bdata = &bootmem_node_data[15] }, | ||
42 | #endif | ||
43 | }; | ||
44 | |||
45 | EXPORT_SYMBOL(discontig_node_data); | ||
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index f6a999465323..4011e524cb1d 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c | |||
@@ -79,38 +79,37 @@ struct meminfo meminfo; | |||
79 | void show_mem(void) | 79 | void show_mem(void) |
80 | { | 80 | { |
81 | int free = 0, total = 0, reserved = 0; | 81 | int free = 0, total = 0, reserved = 0; |
82 | int shared = 0, cached = 0, slab = 0, node, i; | 82 | int shared = 0, cached = 0, slab = 0, i; |
83 | struct meminfo * mi = &meminfo; | 83 | struct meminfo * mi = &meminfo; |
84 | 84 | ||
85 | printk("Mem-info:\n"); | 85 | printk("Mem-info:\n"); |
86 | show_free_areas(); | 86 | show_free_areas(); |
87 | for_each_online_node(node) { | 87 | |
88 | for_each_nodebank (i,mi,node) { | 88 | for_each_bank (i, mi) { |
89 | struct membank *bank = &mi->bank[i]; | 89 | struct membank *bank = &mi->bank[i]; |
90 | unsigned int pfn1, pfn2; | 90 | unsigned int pfn1, pfn2; |
91 | struct page *page, *end; | 91 | struct page *page, *end; |
92 | 92 | ||
93 | pfn1 = bank_pfn_start(bank); | 93 | pfn1 = bank_pfn_start(bank); |
94 | pfn2 = bank_pfn_end(bank); | 94 | pfn2 = bank_pfn_end(bank); |
95 | 95 | ||
96 | page = pfn_to_page(pfn1); | 96 | page = pfn_to_page(pfn1); |
97 | end = pfn_to_page(pfn2 - 1) + 1; | 97 | end = pfn_to_page(pfn2 - 1) + 1; |
98 | 98 | ||
99 | do { | 99 | do { |
100 | total++; | 100 | total++; |
101 | if (PageReserved(page)) | 101 | if (PageReserved(page)) |
102 | reserved++; | 102 | reserved++; |
103 | else if (PageSwapCache(page)) | 103 | else if (PageSwapCache(page)) |
104 | cached++; | 104 | cached++; |
105 | else if (PageSlab(page)) | 105 | else if (PageSlab(page)) |
106 | slab++; | 106 | slab++; |
107 | else if (!page_count(page)) | 107 | else if (!page_count(page)) |
108 | free++; | 108 | free++; |
109 | else | 109 | else |
110 | shared += page_count(page) - 1; | 110 | shared += page_count(page) - 1; |
111 | page++; | 111 | page++; |
112 | } while (page < end); | 112 | } while (page < end); |
113 | } | ||
114 | } | 113 | } |
115 | 114 | ||
116 | printk("%d pages of RAM\n", total); | 115 | printk("%d pages of RAM\n", total); |
@@ -121,7 +120,7 @@ void show_mem(void) | |||
121 | printk("%d pages swap cached\n", cached); | 120 | printk("%d pages swap cached\n", cached); |
122 | } | 121 | } |
123 | 122 | ||
124 | static void __init find_node_limits(int node, struct meminfo *mi, | 123 | static void __init find_limits(struct meminfo *mi, |
125 | unsigned long *min, unsigned long *max_low, unsigned long *max_high) | 124 | unsigned long *min, unsigned long *max_low, unsigned long *max_high) |
126 | { | 125 | { |
127 | int i; | 126 | int i; |
@@ -129,7 +128,7 @@ static void __init find_node_limits(int node, struct meminfo *mi, | |||
129 | *min = -1UL; | 128 | *min = -1UL; |
130 | *max_low = *max_high = 0; | 129 | *max_low = *max_high = 0; |
131 | 130 | ||
132 | for_each_nodebank(i, mi, node) { | 131 | for_each_bank (i, mi) { |
133 | struct membank *bank = &mi->bank[i]; | 132 | struct membank *bank = &mi->bank[i]; |
134 | unsigned long start, end; | 133 | unsigned long start, end; |
135 | 134 | ||
@@ -154,14 +153,14 @@ static void __init find_node_limits(int node, struct meminfo *mi, | |||
154 | * the end, we won't clash. | 153 | * the end, we won't clash. |
155 | */ | 154 | */ |
156 | static unsigned int __init | 155 | static unsigned int __init |
157 | find_bootmap_pfn(int node, struct meminfo *mi, unsigned int bootmap_pages) | 156 | find_bootmap_pfn(struct meminfo *mi, unsigned int bootmap_pages) |
158 | { | 157 | { |
159 | unsigned int start_pfn, i, bootmap_pfn; | 158 | unsigned int start_pfn, i, bootmap_pfn; |
160 | 159 | ||
161 | start_pfn = PAGE_ALIGN(__pa(_end)) >> PAGE_SHIFT; | 160 | start_pfn = PAGE_ALIGN(__pa(_end)) >> PAGE_SHIFT; |
162 | bootmap_pfn = 0; | 161 | bootmap_pfn = 0; |
163 | 162 | ||
164 | for_each_nodebank(i, mi, node) { | 163 | for_each_bank(i, mi) { |
165 | struct membank *bank = &mi->bank[i]; | 164 | struct membank *bank = &mi->bank[i]; |
166 | unsigned int start, end; | 165 | unsigned int start, end; |
167 | 166 | ||
@@ -191,7 +190,7 @@ find_bootmap_pfn(int node, struct meminfo *mi, unsigned int bootmap_pages) | |||
191 | 190 | ||
192 | static int __init check_initrd(struct meminfo *mi) | 191 | static int __init check_initrd(struct meminfo *mi) |
193 | { | 192 | { |
194 | int initrd_node = -2; | 193 | int initrd = -2; |
195 | #ifdef CONFIG_BLK_DEV_INITRD | 194 | #ifdef CONFIG_BLK_DEV_INITRD |
196 | unsigned long end = phys_initrd_start + phys_initrd_size; | 195 | unsigned long end = phys_initrd_start + phys_initrd_size; |
197 | 196 | ||
@@ -202,17 +201,17 @@ static int __init check_initrd(struct meminfo *mi) | |||
202 | if (phys_initrd_size) { | 201 | if (phys_initrd_size) { |
203 | unsigned int i; | 202 | unsigned int i; |
204 | 203 | ||
205 | initrd_node = -1; | 204 | initrd = -1; |
206 | 205 | ||
207 | for (i = 0; i < mi->nr_banks; i++) { | 206 | for (i = 0; i < mi->nr_banks; i++) { |
208 | struct membank *bank = &mi->bank[i]; | 207 | struct membank *bank = &mi->bank[i]; |
209 | if (bank_phys_start(bank) <= phys_initrd_start && | 208 | if (bank_phys_start(bank) <= phys_initrd_start && |
210 | end <= bank_phys_end(bank)) | 209 | end <= bank_phys_end(bank)) |
211 | initrd_node = bank->node; | 210 | initrd = 0; |
212 | } | 211 | } |
213 | } | 212 | } |
214 | 213 | ||
215 | if (initrd_node == -1) { | 214 | if (initrd == -1) { |
216 | printk(KERN_ERR "INITRD: 0x%08lx+0x%08lx extends beyond " | 215 | printk(KERN_ERR "INITRD: 0x%08lx+0x%08lx extends beyond " |
217 | "physical memory - disabling initrd\n", | 216 | "physical memory - disabling initrd\n", |
218 | phys_initrd_start, phys_initrd_size); | 217 | phys_initrd_start, phys_initrd_size); |
@@ -220,10 +219,10 @@ static int __init check_initrd(struct meminfo *mi) | |||
220 | } | 219 | } |
221 | #endif | 220 | #endif |
222 | 221 | ||
223 | return initrd_node; | 222 | return initrd; |
224 | } | 223 | } |
225 | 224 | ||
226 | static void __init bootmem_init_node(int node, struct meminfo *mi, | 225 | static void __init arm_bootmem_init(struct meminfo *mi, |
227 | unsigned long start_pfn, unsigned long end_pfn) | 226 | unsigned long start_pfn, unsigned long end_pfn) |
228 | { | 227 | { |
229 | unsigned long boot_pfn; | 228 | unsigned long boot_pfn; |
@@ -235,37 +234,36 @@ static void __init bootmem_init_node(int node, struct meminfo *mi, | |||
235 | * Allocate the bootmem bitmap page. | 234 | * Allocate the bootmem bitmap page. |
236 | */ | 235 | */ |
237 | boot_pages = bootmem_bootmap_pages(end_pfn - start_pfn); | 236 | boot_pages = bootmem_bootmap_pages(end_pfn - start_pfn); |
238 | boot_pfn = find_bootmap_pfn(node, mi, boot_pages); | 237 | boot_pfn = find_bootmap_pfn(mi, boot_pages); |
239 | 238 | ||
240 | /* | 239 | /* |
241 | * Initialise the bootmem allocator for this node, handing the | 240 | * Initialise the bootmem allocator, handing the |
242 | * memory banks over to bootmem. | 241 | * memory banks over to bootmem. |
243 | */ | 242 | */ |
244 | node_set_online(node); | 243 | node_set_online(0); |
245 | pgdat = NODE_DATA(node); | 244 | pgdat = NODE_DATA(0); |
246 | init_bootmem_node(pgdat, boot_pfn, start_pfn, end_pfn); | 245 | init_bootmem_node(pgdat, boot_pfn, start_pfn, end_pfn); |
247 | 246 | ||
248 | for_each_nodebank(i, mi, node) { | 247 | for_each_bank(i, mi) { |
249 | struct membank *bank = &mi->bank[i]; | 248 | struct membank *bank = &mi->bank[i]; |
250 | if (!bank->highmem) | 249 | if (!bank->highmem) |
251 | free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank)); | 250 | free_bootmem(bank_phys_start(bank), bank_phys_size(bank)); |
252 | } | 251 | } |
253 | 252 | ||
254 | /* | 253 | /* |
255 | * Reserve the bootmem bitmap for this node. | 254 | * Reserve the bootmem bitmap. |
256 | */ | 255 | */ |
257 | reserve_bootmem_node(pgdat, boot_pfn << PAGE_SHIFT, | 256 | reserve_bootmem(boot_pfn << PAGE_SHIFT, |
258 | boot_pages << PAGE_SHIFT, BOOTMEM_DEFAULT); | 257 | boot_pages << PAGE_SHIFT, BOOTMEM_DEFAULT); |
259 | } | 258 | } |
260 | 259 | ||
261 | static void __init bootmem_reserve_initrd(int node) | 260 | static void __init bootmem_reserve_initrd(void) |
262 | { | 261 | { |
263 | #ifdef CONFIG_BLK_DEV_INITRD | 262 | #ifdef CONFIG_BLK_DEV_INITRD |
264 | pg_data_t *pgdat = NODE_DATA(node); | ||
265 | int res; | 263 | int res; |
266 | 264 | ||
267 | res = reserve_bootmem_node(pgdat, phys_initrd_start, | 265 | res = reserve_bootmem(phys_initrd_start, |
268 | phys_initrd_size, BOOTMEM_EXCLUSIVE); | 266 | phys_initrd_size, BOOTMEM_EXCLUSIVE); |
269 | 267 | ||
270 | if (res == 0) { | 268 | if (res == 0) { |
271 | initrd_start = __phys_to_virt(phys_initrd_start); | 269 | initrd_start = __phys_to_virt(phys_initrd_start); |
@@ -279,23 +277,23 @@ static void __init bootmem_reserve_initrd(int node) | |||
279 | #endif | 277 | #endif |
280 | } | 278 | } |
281 | 279 | ||
282 | static void __init bootmem_free_node(int node, struct meminfo *mi) | 280 | static void __init arm_bootmem_free(struct meminfo *mi) |
283 | { | 281 | { |
284 | unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES]; | 282 | unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES]; |
285 | unsigned long min, max_low, max_high; | 283 | unsigned long min, max_low, max_high; |
286 | int i; | 284 | int i; |
287 | 285 | ||
288 | find_node_limits(node, mi, &min, &max_low, &max_high); | 286 | find_limits(mi, &min, &max_low, &max_high); |
289 | 287 | ||
290 | /* | 288 | /* |
291 | * initialise the zones within this node. | 289 | * initialise the zones. |
292 | */ | 290 | */ |
293 | memset(zone_size, 0, sizeof(zone_size)); | 291 | memset(zone_size, 0, sizeof(zone_size)); |
294 | 292 | ||
295 | /* | 293 | /* |
296 | * The size of this node has already been determined. If we need | 294 | * The memory size has already been determined. If we need |
297 | * to do anything fancy with the allocation of this memory to the | 295 | * to do anything fancy with the allocation of this memory |
298 | * zones, now is the time to do it. | 296 | * to the zones, now is the time to do it. |
299 | */ | 297 | */ |
300 | zone_size[0] = max_low - min; | 298 | zone_size[0] = max_low - min; |
301 | #ifdef CONFIG_HIGHMEM | 299 | #ifdef CONFIG_HIGHMEM |
@@ -303,11 +301,11 @@ static void __init bootmem_free_node(int node, struct meminfo *mi) | |||
303 | #endif | 301 | #endif |
304 | 302 | ||
305 | /* | 303 | /* |
306 | * For each bank in this node, calculate the size of the holes. | 304 | * Calculate the size of the holes. |
307 | * holes = node_size - sum(bank_sizes_in_node) | 305 | * holes = node_size - sum(bank_sizes) |
308 | */ | 306 | */ |
309 | memcpy(zhole_size, zone_size, sizeof(zhole_size)); | 307 | memcpy(zhole_size, zone_size, sizeof(zhole_size)); |
310 | for_each_nodebank(i, mi, node) { | 308 | for_each_bank(i, mi) { |
311 | int idx = 0; | 309 | int idx = 0; |
312 | #ifdef CONFIG_HIGHMEM | 310 | #ifdef CONFIG_HIGHMEM |
313 | if (mi->bank[i].highmem) | 311 | if (mi->bank[i].highmem) |
@@ -320,9 +318,9 @@ static void __init bootmem_free_node(int node, struct meminfo *mi) | |||
320 | * Adjust the sizes according to any special requirements for | 318 | * Adjust the sizes according to any special requirements for |
321 | * this machine type. | 319 | * this machine type. |
322 | */ | 320 | */ |
323 | arch_adjust_zones(node, zone_size, zhole_size); | 321 | arch_adjust_zones(0, zone_size, zhole_size); |
324 | 322 | ||
325 | free_area_init_node(node, zone_size, min, zhole_size); | 323 | free_area_init_node(0, zone_size, min, zhole_size); |
326 | } | 324 | } |
327 | 325 | ||
328 | #ifndef CONFIG_SPARSEMEM | 326 | #ifndef CONFIG_SPARSEMEM |
@@ -346,16 +344,16 @@ int pfn_valid(unsigned long pfn) | |||
346 | } | 344 | } |
347 | EXPORT_SYMBOL(pfn_valid); | 345 | EXPORT_SYMBOL(pfn_valid); |
348 | 346 | ||
349 | static void arm_memory_present(struct meminfo *mi, int node) | 347 | static void arm_memory_present(struct meminfo *mi) |
350 | { | 348 | { |
351 | } | 349 | } |
352 | #else | 350 | #else |
353 | static void arm_memory_present(struct meminfo *mi, int node) | 351 | static void arm_memory_present(struct meminfo *mi) |
354 | { | 352 | { |
355 | int i; | 353 | int i; |
356 | for_each_nodebank(i, mi, node) { | 354 | for_each_bank(i, mi) { |
357 | struct membank *bank = &mi->bank[i]; | 355 | struct membank *bank = &mi->bank[i]; |
358 | memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank)); | 356 | memory_present(0, bank_pfn_start(bank), bank_pfn_end(bank)); |
359 | } | 357 | } |
360 | } | 358 | } |
361 | #endif | 359 | #endif |
@@ -364,55 +362,35 @@ void __init bootmem_init(void) | |||
364 | { | 362 | { |
365 | struct meminfo *mi = &meminfo; | 363 | struct meminfo *mi = &meminfo; |
366 | unsigned long min, max_low, max_high; | 364 | unsigned long min, max_low, max_high; |
367 | int node, initrd_node; | 365 | int initrd; |
368 | 366 | ||
369 | /* | 367 | /* |
370 | * Locate which node contains the ramdisk image, if any. | 368 | * Locate the ramdisk image, if any. |
371 | */ | 369 | */ |
372 | initrd_node = check_initrd(mi); | 370 | initrd = check_initrd(mi); |
373 | 371 | ||
374 | max_low = max_high = 0; | 372 | max_low = max_high = 0; |
375 | 373 | ||
376 | /* | 374 | find_limits(mi, &min, &max_low, &max_high); |
377 | * Run through each node initialising the bootmem allocator. | ||
378 | */ | ||
379 | for_each_node(node) { | ||
380 | unsigned long node_low, node_high; | ||
381 | |||
382 | find_node_limits(node, mi, &min, &node_low, &node_high); | ||
383 | 375 | ||
384 | if (node_low > max_low) | 376 | arm_bootmem_init(mi, min, max_low); |
385 | max_low = node_low; | ||
386 | if (node_high > max_high) | ||
387 | max_high = node_high; | ||
388 | 377 | ||
389 | /* | 378 | /* |
390 | * If there is no memory in this node, ignore it. | 379 | * Reserve any special regions. |
391 | * (We can't have nodes which have no lowmem) | 380 | */ |
392 | */ | 381 | reserve_special_regions(); |
393 | if (node_low == 0) | ||
394 | continue; | ||
395 | |||
396 | bootmem_init_node(node, mi, min, node_low); | ||
397 | |||
398 | /* | ||
399 | * Reserve any special node zero regions. | ||
400 | */ | ||
401 | if (node == 0) | ||
402 | reserve_node_zero(NODE_DATA(node)); | ||
403 | 382 | ||
404 | /* | 383 | /* |
405 | * If the initrd is in this node, reserve its memory. | 384 | * If the initrd is present, reserve its memory. |
406 | */ | 385 | */ |
407 | if (node == initrd_node) | 386 | if (initrd == 0) |
408 | bootmem_reserve_initrd(node); | 387 | bootmem_reserve_initrd(); |
409 | 388 | ||
410 | /* | 389 | /* |
411 | * Sparsemem tries to allocate bootmem in memory_present(), | 390 | * Sparsemem tries to allocate bootmem in memory_present(), |
412 | * so must be done after the fixed reservations | 391 | * so must be done after the fixed reservations |
413 | */ | 392 | */ |
414 | arm_memory_present(mi, node); | 393 | arm_memory_present(mi); |
415 | } | ||
416 | 394 | ||
417 | /* | 395 | /* |
418 | * sparse_init() needs the bootmem allocator up and running. | 396 | * sparse_init() needs the bootmem allocator up and running. |
@@ -420,12 +398,11 @@ void __init bootmem_init(void) | |||
420 | sparse_init(); | 398 | sparse_init(); |
421 | 399 | ||
422 | /* | 400 | /* |
423 | * Now free memory in each node - free_area_init_node needs | 401 | * Now free the memory - free_area_init_node needs |
424 | * the sparse mem_map arrays initialized by sparse_init() | 402 | * the sparse mem_map arrays initialized by sparse_init() |
425 | * for memmap_init_zone(), otherwise all PFNs are invalid. | 403 | * for memmap_init_zone(), otherwise all PFNs are invalid. |
426 | */ | 404 | */ |
427 | for_each_node(node) | 405 | arm_bootmem_free(mi); |
428 | bootmem_free_node(node, mi); | ||
429 | 406 | ||
430 | high_memory = __va((max_low << PAGE_SHIFT) - 1) + 1; | 407 | high_memory = __va((max_low << PAGE_SHIFT) - 1) + 1; |
431 | 408 | ||
@@ -460,7 +437,7 @@ static inline int free_area(unsigned long pfn, unsigned long end, char *s) | |||
460 | } | 437 | } |
461 | 438 | ||
462 | static inline void | 439 | static inline void |
463 | free_memmap(int node, unsigned long start_pfn, unsigned long end_pfn) | 440 | free_memmap(unsigned long start_pfn, unsigned long end_pfn) |
464 | { | 441 | { |
465 | struct page *start_pg, *end_pg; | 442 | struct page *start_pg, *end_pg; |
466 | unsigned long pg, pgend; | 443 | unsigned long pg, pgend; |
@@ -483,13 +460,13 @@ free_memmap(int node, unsigned long start_pfn, unsigned long end_pfn) | |||
483 | * free the section of the memmap array. | 460 | * free the section of the memmap array. |
484 | */ | 461 | */ |
485 | if (pg < pgend) | 462 | if (pg < pgend) |
486 | free_bootmem_node(NODE_DATA(node), pg, pgend - pg); | 463 | free_bootmem(pg, pgend - pg); |
487 | } | 464 | } |
488 | 465 | ||
489 | /* | 466 | /* |
490 | * The mem_map array can get very big. Free the unused area of the memory map. | 467 | * The mem_map array can get very big. Free the unused area of the memory map. |
491 | */ | 468 | */ |
492 | static void __init free_unused_memmap_node(int node, struct meminfo *mi) | 469 | static void __init free_unused_memmap(struct meminfo *mi) |
493 | { | 470 | { |
494 | unsigned long bank_start, prev_bank_end = 0; | 471 | unsigned long bank_start, prev_bank_end = 0; |
495 | unsigned int i; | 472 | unsigned int i; |
@@ -499,7 +476,7 @@ static void __init free_unused_memmap_node(int node, struct meminfo *mi) | |||
499 | * may not be the case, especially if the user has provided the | 476 | * may not be the case, especially if the user has provided the |
500 | * information on the command line. | 477 | * information on the command line. |
501 | */ | 478 | */ |
502 | for_each_nodebank(i, mi, node) { | 479 | for_each_bank(i, mi) { |
503 | struct membank *bank = &mi->bank[i]; | 480 | struct membank *bank = &mi->bank[i]; |
504 | 481 | ||
505 | bank_start = bank_pfn_start(bank); | 482 | bank_start = bank_pfn_start(bank); |
@@ -514,7 +491,7 @@ static void __init free_unused_memmap_node(int node, struct meminfo *mi) | |||
514 | * between the current bank and the previous, free it. | 491 | * between the current bank and the previous, free it. |
515 | */ | 492 | */ |
516 | if (prev_bank_end && prev_bank_end != bank_start) | 493 | if (prev_bank_end && prev_bank_end != bank_start) |
517 | free_memmap(node, prev_bank_end, bank_start); | 494 | free_memmap(prev_bank_end, bank_start); |
518 | 495 | ||
519 | prev_bank_end = bank_pfn_end(bank); | 496 | prev_bank_end = bank_pfn_end(bank); |
520 | } | 497 | } |
@@ -528,21 +505,14 @@ static void __init free_unused_memmap_node(int node, struct meminfo *mi) | |||
528 | void __init mem_init(void) | 505 | void __init mem_init(void) |
529 | { | 506 | { |
530 | unsigned long reserved_pages, free_pages; | 507 | unsigned long reserved_pages, free_pages; |
531 | int i, node; | 508 | int i; |
532 | 509 | ||
533 | #ifndef CONFIG_DISCONTIGMEM | ||
534 | max_mapnr = pfn_to_page(max_pfn + PHYS_PFN_OFFSET) - mem_map; | 510 | max_mapnr = pfn_to_page(max_pfn + PHYS_PFN_OFFSET) - mem_map; |
535 | #endif | ||
536 | 511 | ||
537 | /* this will put all unused low memory onto the freelists */ | 512 | /* this will put all unused low memory onto the freelists */ |
538 | for_each_online_node(node) { | 513 | free_unused_memmap(&meminfo); |
539 | pg_data_t *pgdat = NODE_DATA(node); | ||
540 | |||
541 | free_unused_memmap_node(node, &meminfo); | ||
542 | 514 | ||
543 | if (pgdat->node_spanned_pages != 0) | 515 | totalram_pages += free_all_bootmem(); |
544 | totalram_pages += free_all_bootmem_node(pgdat); | ||
545 | } | ||
546 | 516 | ||
547 | #ifdef CONFIG_SA1111 | 517 | #ifdef CONFIG_SA1111 |
548 | /* now that our DMA memory is actually so designated, we can free it */ | 518 | /* now that our DMA memory is actually so designated, we can free it */ |
@@ -552,39 +522,35 @@ void __init mem_init(void) | |||
552 | 522 | ||
553 | #ifdef CONFIG_HIGHMEM | 523 | #ifdef CONFIG_HIGHMEM |
554 | /* set highmem page free */ | 524 | /* set highmem page free */ |
555 | for_each_online_node(node) { | 525 | for_each_bank (i, &meminfo) { |
556 | for_each_nodebank (i, &meminfo, node) { | 526 | unsigned long start = bank_pfn_start(&meminfo.bank[i]); |
557 | unsigned long start = bank_pfn_start(&meminfo.bank[i]); | 527 | unsigned long end = bank_pfn_end(&meminfo.bank[i]); |
558 | unsigned long end = bank_pfn_end(&meminfo.bank[i]); | 528 | if (start >= max_low_pfn + PHYS_PFN_OFFSET) |
559 | if (start >= max_low_pfn + PHYS_PFN_OFFSET) | 529 | totalhigh_pages += free_area(start, end, NULL); |
560 | totalhigh_pages += free_area(start, end, NULL); | ||
561 | } | ||
562 | } | 530 | } |
563 | totalram_pages += totalhigh_pages; | 531 | totalram_pages += totalhigh_pages; |
564 | #endif | 532 | #endif |
565 | 533 | ||
566 | reserved_pages = free_pages = 0; | 534 | reserved_pages = free_pages = 0; |
567 | 535 | ||
568 | for_each_online_node(node) { | 536 | for_each_bank(i, &meminfo) { |
569 | for_each_nodebank(i, &meminfo, node) { | 537 | struct membank *bank = &meminfo.bank[i]; |
570 | struct membank *bank = &meminfo.bank[i]; | 538 | unsigned int pfn1, pfn2; |
571 | unsigned int pfn1, pfn2; | 539 | struct page *page, *end; |
572 | struct page *page, *end; | 540 | |
573 | 541 | pfn1 = bank_pfn_start(bank); | |
574 | pfn1 = bank_pfn_start(bank); | 542 | pfn2 = bank_pfn_end(bank); |
575 | pfn2 = bank_pfn_end(bank); | 543 | |
576 | 544 | page = pfn_to_page(pfn1); | |
577 | page = pfn_to_page(pfn1); | 545 | end = pfn_to_page(pfn2 - 1) + 1; |
578 | end = pfn_to_page(pfn2 - 1) + 1; | 546 | |
579 | 547 | do { | |
580 | do { | 548 | if (PageReserved(page)) |
581 | if (PageReserved(page)) | 549 | reserved_pages++; |
582 | reserved_pages++; | 550 | else if (!page_count(page)) |
583 | else if (!page_count(page)) | 551 | free_pages++; |
584 | free_pages++; | 552 | page++; |
585 | page++; | 553 | } while (page < end); |
586 | } while (page < end); | ||
587 | } | ||
588 | } | 554 | } |
589 | 555 | ||
590 | /* | 556 | /* |
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index 815d08eecbb0..7b19c90ab295 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h | |||
@@ -28,7 +28,5 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page | |||
28 | 28 | ||
29 | #endif | 29 | #endif |
30 | 30 | ||
31 | struct pglist_data; | ||
32 | |||
33 | void __init bootmem_init(void); | 31 | void __init bootmem_init(void); |
34 | void reserve_node_zero(struct pglist_data *pgdat); | 32 | void reserve_special_regions(void); |
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 6a08087ab022..ddb1bee6de73 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c | |||
@@ -827,9 +827,9 @@ static inline void prepare_page_table(void) | |||
827 | } | 827 | } |
828 | 828 | ||
829 | /* | 829 | /* |
830 | * Reserve the various regions of node 0 | 830 | * Reserve the various regions |
831 | */ | 831 | */ |
832 | void __init reserve_node_zero(pg_data_t *pgdat) | 832 | void __init reserve_special_regions(void) |
833 | { | 833 | { |
834 | unsigned long res_size = 0; | 834 | unsigned long res_size = 0; |
835 | 835 | ||
@@ -838,19 +838,17 @@ void __init reserve_node_zero(pg_data_t *pgdat) | |||
838 | * Note that this can only be in node 0. | 838 | * Note that this can only be in node 0. |
839 | */ | 839 | */ |
840 | #ifdef CONFIG_XIP_KERNEL | 840 | #ifdef CONFIG_XIP_KERNEL |
841 | reserve_bootmem_node(pgdat, __pa(_data), _end - _data, | 841 | reserve_bootmem(__pa(_data), _end - _data, BOOTMEM_DEFAULT); |
842 | BOOTMEM_DEFAULT); | ||
843 | #else | 842 | #else |
844 | reserve_bootmem_node(pgdat, __pa(_stext), _end - _stext, | 843 | reserve_bootmem(__pa(_stext), _end - _stext, BOOTMEM_DEFAULT); |
845 | BOOTMEM_DEFAULT); | ||
846 | #endif | 844 | #endif |
847 | 845 | ||
848 | /* | 846 | /* |
849 | * Reserve the page tables. These are already in use, | 847 | * Reserve the page tables. These are already in use, |
850 | * and can only be in node 0. | 848 | * and can only be in node 0. |
851 | */ | 849 | */ |
852 | reserve_bootmem_node(pgdat, __pa(swapper_pg_dir), | 850 | reserve_bootmem(__pa(swapper_pg_dir), |
853 | PTRS_PER_PGD * sizeof(pgd_t), BOOTMEM_DEFAULT); | 851 | PTRS_PER_PGD * sizeof(pgd_t), BOOTMEM_DEFAULT); |
854 | 852 | ||
855 | /* | 853 | /* |
856 | * Hmm... This should go elsewhere, but we really really need to | 854 | * Hmm... This should go elsewhere, but we really really need to |
@@ -874,29 +872,22 @@ void __init reserve_node_zero(pg_data_t *pgdat) | |||
874 | 872 | ||
875 | if (machine_is_h1940() || machine_is_rx3715() | 873 | if (machine_is_h1940() || machine_is_rx3715() |
876 | || machine_is_rx1950()) { | 874 | || machine_is_rx1950()) { |
877 | reserve_bootmem_node(pgdat, 0x30003000, 0x1000, | 875 | reserve_bootmem(0x30003000, 0x1000, BOOTMEM_DEFAULT); |
878 | BOOTMEM_DEFAULT); | 876 | reserve_bootmem(0x30081000, 0x1000, BOOTMEM_DEFAULT); |
879 | reserve_bootmem_node(pgdat, 0x30081000, 0x1000, | ||
880 | BOOTMEM_DEFAULT); | ||
881 | } | 877 | } |
882 | 878 | ||
883 | if (machine_is_palmld() || machine_is_palmtx()) { | 879 | if (machine_is_palmld() || machine_is_palmtx()) { |
884 | reserve_bootmem_node(pgdat, 0xa0000000, 0x1000, | 880 | reserve_bootmem(0xa0000000, 0x1000, BOOTMEM_EXCLUSIVE); |
885 | BOOTMEM_EXCLUSIVE); | 881 | reserve_bootmem(0xa0200000, 0x1000, BOOTMEM_EXCLUSIVE); |
886 | reserve_bootmem_node(pgdat, 0xa0200000, 0x1000, | ||
887 | BOOTMEM_EXCLUSIVE); | ||
888 | } | 882 | } |
889 | 883 | ||
890 | if (machine_is_treo680() || machine_is_centro()) { | 884 | if (machine_is_treo680() || machine_is_centro()) { |
891 | reserve_bootmem_node(pgdat, 0xa0000000, 0x1000, | 885 | reserve_bootmem(0xa0000000, 0x1000, BOOTMEM_EXCLUSIVE); |
892 | BOOTMEM_EXCLUSIVE); | 886 | reserve_bootmem(0xa2000000, 0x1000, BOOTMEM_EXCLUSIVE); |
893 | reserve_bootmem_node(pgdat, 0xa2000000, 0x1000, | ||
894 | BOOTMEM_EXCLUSIVE); | ||
895 | } | 887 | } |
896 | 888 | ||
897 | if (machine_is_palmt5()) | 889 | if (machine_is_palmt5()) |
898 | reserve_bootmem_node(pgdat, 0xa0200000, 0x1000, | 890 | reserve_bootmem(0xa0200000, 0x1000, BOOTMEM_EXCLUSIVE); |
899 | BOOTMEM_EXCLUSIVE); | ||
900 | 891 | ||
901 | /* | 892 | /* |
902 | * U300 - This platform family can share physical memory | 893 | * U300 - This platform family can share physical memory |
@@ -920,8 +911,7 @@ void __init reserve_node_zero(pg_data_t *pgdat) | |||
920 | res_size = __pa(swapper_pg_dir) - PHYS_OFFSET; | 911 | res_size = __pa(swapper_pg_dir) - PHYS_OFFSET; |
921 | #endif | 912 | #endif |
922 | if (res_size) | 913 | if (res_size) |
923 | reserve_bootmem_node(pgdat, PHYS_OFFSET, res_size, | 914 | reserve_bootmem(PHYS_OFFSET, res_size, BOOTMEM_DEFAULT); |
924 | BOOTMEM_DEFAULT); | ||
925 | } | 915 | } |
926 | 916 | ||
927 | /* | 917 | /* |
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index 33b327379f07..25376d480b8e 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c | |||
@@ -18,20 +18,18 @@ | |||
18 | #include "mm.h" | 18 | #include "mm.h" |
19 | 19 | ||
20 | /* | 20 | /* |
21 | * Reserve the various regions of node 0 | 21 | * Reserve the various regions |
22 | */ | 22 | */ |
23 | void __init reserve_node_zero(pg_data_t *pgdat) | 23 | void __init reserve_special_regions(void) |
24 | { | 24 | { |
25 | /* | 25 | /* |
26 | * Register the kernel text and data with bootmem. | 26 | * Register the kernel text and data with bootmem. |
27 | * Note that this can only be in node 0. | 27 | * Note that this can only be in node 0. |
28 | */ | 28 | */ |
29 | #ifdef CONFIG_XIP_KERNEL | 29 | #ifdef CONFIG_XIP_KERNEL |
30 | reserve_bootmem_node(pgdat, __pa(_data), _end - _data, | 30 | reserve_bootmem(__pa(_data), _end - _data, BOOTMEM_DEFAULT); |
31 | BOOTMEM_DEFAULT); | ||
32 | #else | 31 | #else |
33 | reserve_bootmem_node(pgdat, __pa(_stext), _end - _stext, | 32 | reserve_bootmem(__pa(_stext), _end - _stext, BOOTMEM_DEFAULT); |
34 | BOOTMEM_DEFAULT); | ||
35 | #endif | 33 | #endif |
36 | 34 | ||
37 | /* | 35 | /* |
@@ -39,8 +37,7 @@ void __init reserve_node_zero(pg_data_t *pgdat) | |||
39 | * some architectures which the DRAM is the exception vector to trap, | 37 | * some architectures which the DRAM is the exception vector to trap, |
40 | * alloc_page breaks with error, although it is not NULL, but "0." | 38 | * alloc_page breaks with error, although it is not NULL, but "0." |
41 | */ | 39 | */ |
42 | reserve_bootmem_node(pgdat, CONFIG_VECTORS_BASE, PAGE_SIZE, | 40 | reserve_bootmem(CONFIG_VECTORS_BASE, PAGE_SIZE, BOOTMEM_DEFAULT); |
43 | BOOTMEM_DEFAULT); | ||
44 | } | 41 | } |
45 | 42 | ||
46 | /* | 43 | /* |