aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sparc
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 20:12:13 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 20:12:13 -0400
commit7f0ef0267e20d62d45d527911a993b1e998f4968 (patch)
treede51abc7da5903f59d83e23937f22420164c9477 /arch/sparc
parent862f0012549110d6f2586bf54b52ed4540cbff3a (diff)
parent9307c29524502c21f0e8a6d96d850b2f5bc0bd9a (diff)
Merge branch 'akpm' (updates from Andrew Morton)
Merge first patch-bomb from Andrew Morton: - various misc bits - I'm been patchmonkeying ocfs2 for a while, as Joel and Mark have been distracted. There has been quite a bit of activity. - About half the MM queue - Some backlight bits - Various lib/ updates - checkpatch updates - zillions more little rtc patches - ptrace - signals - exec - procfs - rapidio - nbd - aoe - pps - memstick - tools/testing/selftests updates * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (445 commits) tools/testing/selftests: don't assume the x bit is set on scripts selftests: add .gitignore for kcmp selftests: fix clean target in kcmp Makefile selftests: add .gitignore for vm selftests: add hugetlbfstest self-test: fix make clean selftests: exit 1 on failure kernel/resource.c: remove the unneeded assignment in function __find_resource aio: fix wrong comment in aio_complete() drivers/w1/slaves/w1_ds2408.c: add magic sequence to disable P0 test mode drivers/memstick/host/r592.c: convert to module_pci_driver drivers/memstick/host/jmb38x_ms: convert to module_pci_driver pps-gpio: add device-tree binding and support drivers/pps/clients/pps-gpio.c: convert to module_platform_driver drivers/pps/clients/pps-gpio.c: convert to devm_* helpers drivers/parport/share.c: use kzalloc Documentation/accounting/getdelays.c: avoid strncpy in accounting tool aoe: update internal version number to v83 aoe: update copyright date aoe: perform I/O completions in parallel ...
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/leon_smp.c3
-rw-r--r--arch/sparc/mm/init_32.c37
-rw-r--r--arch/sparc/mm/init_64.c26
3 files changed, 9 insertions, 57 deletions
diff --git a/arch/sparc/kernel/leon_smp.c b/arch/sparc/kernel/leon_smp.c
index 6cfc1b09ec25..d7aa524b7283 100644
--- a/arch/sparc/kernel/leon_smp.c
+++ b/arch/sparc/kernel/leon_smp.c
@@ -254,15 +254,12 @@ void __init leon_smp_done(void)
254 /* Free unneeded trap tables */ 254 /* Free unneeded trap tables */
255 if (!cpu_present(1)) { 255 if (!cpu_present(1)) {
256 free_reserved_page(virt_to_page(&trapbase_cpu1)); 256 free_reserved_page(virt_to_page(&trapbase_cpu1));
257 num_physpages++;
258 } 257 }
259 if (!cpu_present(2)) { 258 if (!cpu_present(2)) {
260 free_reserved_page(virt_to_page(&trapbase_cpu2)); 259 free_reserved_page(virt_to_page(&trapbase_cpu2));
261 num_physpages++;
262 } 260 }
263 if (!cpu_present(3)) { 261 if (!cpu_present(3)) {
264 free_reserved_page(virt_to_page(&trapbase_cpu3)); 262 free_reserved_page(virt_to_page(&trapbase_cpu3));
265 num_physpages++;
266 } 263 }
267 /* Ok, they are spinning and ready to go. */ 264 /* Ok, they are spinning and ready to go. */
268 smp_processors_ready = 1; 265 smp_processors_ready = 1;
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index af472cf7c69a..db6987082805 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -288,10 +288,6 @@ static void map_high_region(unsigned long start_pfn, unsigned long end_pfn)
288 288
289void __init mem_init(void) 289void __init mem_init(void)
290{ 290{
291 int codepages = 0;
292 int datapages = 0;
293 int initpages = 0;
294 int reservedpages = 0;
295 int i; 291 int i;
296 292
297 if (PKMAP_BASE+LAST_PKMAP*PAGE_SIZE >= FIXADDR_START) { 293 if (PKMAP_BASE+LAST_PKMAP*PAGE_SIZE >= FIXADDR_START) {
@@ -323,15 +319,12 @@ void __init mem_init(void)
323 319
324 max_mapnr = last_valid_pfn - pfn_base; 320 max_mapnr = last_valid_pfn - pfn_base;
325 high_memory = __va(max_low_pfn << PAGE_SHIFT); 321 high_memory = __va(max_low_pfn << PAGE_SHIFT);
326 322 free_all_bootmem();
327 totalram_pages = free_all_bootmem();
328 323
329 for (i = 0; sp_banks[i].num_bytes != 0; i++) { 324 for (i = 0; sp_banks[i].num_bytes != 0; i++) {
330 unsigned long start_pfn = sp_banks[i].base_addr >> PAGE_SHIFT; 325 unsigned long start_pfn = sp_banks[i].base_addr >> PAGE_SHIFT;
331 unsigned long end_pfn = (sp_banks[i].base_addr + sp_banks[i].num_bytes) >> PAGE_SHIFT; 326 unsigned long end_pfn = (sp_banks[i].base_addr + sp_banks[i].num_bytes) >> PAGE_SHIFT;
332 327
333 num_physpages += sp_banks[i].num_bytes >> PAGE_SHIFT;
334
335 if (end_pfn <= highstart_pfn) 328 if (end_pfn <= highstart_pfn)
336 continue; 329 continue;
337 330
@@ -341,39 +334,19 @@ void __init mem_init(void)
341 map_high_region(start_pfn, end_pfn); 334 map_high_region(start_pfn, end_pfn);
342 } 335 }
343 336
344 codepages = (((unsigned long) &_etext) - ((unsigned long)&_start)); 337 mem_init_print_info(NULL);
345 codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT;
346 datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext));
347 datapages = PAGE_ALIGN(datapages) >> PAGE_SHIFT;
348 initpages = (((unsigned long) &__init_end) - ((unsigned long) &__init_begin));
349 initpages = PAGE_ALIGN(initpages) >> PAGE_SHIFT;
350
351 /* Ignore memory holes for the purpose of counting reserved pages */
352 for (i=0; i < max_low_pfn; i++)
353 if (test_bit(i >> (20 - PAGE_SHIFT), sparc_valid_addr_bitmap)
354 && PageReserved(pfn_to_page(i)))
355 reservedpages++;
356
357 printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init, %ldk highmem)\n",
358 nr_free_pages() << (PAGE_SHIFT-10),
359 num_physpages << (PAGE_SHIFT - 10),
360 codepages << (PAGE_SHIFT-10),
361 reservedpages << (PAGE_SHIFT - 10),
362 datapages << (PAGE_SHIFT-10),
363 initpages << (PAGE_SHIFT-10),
364 totalhigh_pages << (PAGE_SHIFT-10));
365} 338}
366 339
367void free_initmem (void) 340void free_initmem (void)
368{ 341{
369 num_physpages += free_initmem_default(POISON_FREE_INITMEM); 342 free_initmem_default(POISON_FREE_INITMEM);
370} 343}
371 344
372#ifdef CONFIG_BLK_DEV_INITRD 345#ifdef CONFIG_BLK_DEV_INITRD
373void free_initrd_mem(unsigned long start, unsigned long end) 346void free_initrd_mem(unsigned long start, unsigned long end)
374{ 347{
375 num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM, 348 free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
376 "initrd"); 349 "initrd");
377} 350}
378#endif 351#endif
379 352
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 04fd55a6e461..a9c42a7ffb6a 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2045,7 +2045,6 @@ static void __init register_page_bootmem_info(void)
2045} 2045}
2046void __init mem_init(void) 2046void __init mem_init(void)
2047{ 2047{
2048 unsigned long codepages, datapages, initpages;
2049 unsigned long addr, last; 2048 unsigned long addr, last;
2050 2049
2051 addr = PAGE_OFFSET + kern_base; 2050 addr = PAGE_OFFSET + kern_base;
@@ -2061,12 +2060,7 @@ void __init mem_init(void)
2061 high_memory = __va(last_valid_pfn << PAGE_SHIFT); 2060 high_memory = __va(last_valid_pfn << PAGE_SHIFT);
2062 2061
2063 register_page_bootmem_info(); 2062 register_page_bootmem_info();
2064 totalram_pages = free_all_bootmem(); 2063 free_all_bootmem();
2065
2066 /* We subtract one to account for the mem_map_zero page
2067 * allocated below.
2068 */
2069 num_physpages = totalram_pages - 1;
2070 2064
2071 /* 2065 /*
2072 * Set up the zero page, mark it reserved, so that page count 2066 * Set up the zero page, mark it reserved, so that page count
@@ -2079,19 +2073,7 @@ void __init mem_init(void)
2079 } 2073 }
2080 mark_page_reserved(mem_map_zero); 2074 mark_page_reserved(mem_map_zero);
2081 2075
2082 codepages = (((unsigned long) _etext) - ((unsigned long) _start)); 2076 mem_init_print_info(NULL);
2083 codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT;
2084 datapages = (((unsigned long) _edata) - ((unsigned long) _etext));
2085 datapages = PAGE_ALIGN(datapages) >> PAGE_SHIFT;
2086 initpages = (((unsigned long) __init_end) - ((unsigned long) __init_begin));
2087 initpages = PAGE_ALIGN(initpages) >> PAGE_SHIFT;
2088
2089 printk("Memory: %luk available (%ldk kernel code, %ldk data, %ldk init) [%016lx,%016lx]\n",
2090 nr_free_pages() << (PAGE_SHIFT-10),
2091 codepages << (PAGE_SHIFT-10),
2092 datapages << (PAGE_SHIFT-10),
2093 initpages << (PAGE_SHIFT-10),
2094 PAGE_OFFSET, (last_valid_pfn << PAGE_SHIFT));
2095 2077
2096 if (tlb_type == cheetah || tlb_type == cheetah_plus) 2078 if (tlb_type == cheetah || tlb_type == cheetah_plus)
2097 cheetah_ecache_flush_init(); 2079 cheetah_ecache_flush_init();
@@ -2131,8 +2113,8 @@ void free_initmem(void)
2131#ifdef CONFIG_BLK_DEV_INITRD 2113#ifdef CONFIG_BLK_DEV_INITRD
2132void free_initrd_mem(unsigned long start, unsigned long end) 2114void free_initrd_mem(unsigned long start, unsigned long end)
2133{ 2115{
2134 num_physpages += free_reserved_area(start, end, POISON_FREE_INITMEM, 2116 free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
2135 "initrd"); 2117 "initrd");
2136} 2118}
2137#endif 2119#endif
2138 2120