diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
|---|---|---|
| committer | <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
| commit | 19c9bba94152148523ba0f7ef7cffe3d45656b11 (patch) | |
| tree | 40b1cb534496a7f1ca0f5c314a523c69f1fee464 /arch/mips/mm/init.c | |
| parent | 7206675c40394c78a90e74812bbdbf8cf3cca1be (diff) | |
Import of Linux/MIPS 2.1.36
Diffstat (limited to 'arch/mips/mm/init.c')
| -rw-r--r-- | arch/mips/mm/init.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index cfcfcaf00..7a4b6df4b 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -26,7 +26,6 @@ #include <asm/jazzdma.h> #include <asm/vector.h> #include <asm/system.h> -#include <asm/segment.h> #include <asm/pgtable.h> #ifdef CONFIG_SGI #include <asm/sgialib.h> @@ -35,6 +34,8 @@ extern void deskstation_tyne_dma_init(void); extern void show_net_buffers(void); +const char bad_pmd_string[] = "Bad pmd in pte_alloc: %08lx\n"; + asmlinkage int sys_cacheflush(void *addr, int bytes, int cache) { /* XXX Just get it working for now... */ @@ -181,10 +182,10 @@ void show_mem(void) total++; if (PageReserved(mem_map+i)) reserved++; - else if (!mem_map[i].count) + else if (!atomic_read(&mem_map[i].count)) free++; else - shared += mem_map[i].count-1; + shared += atomic_read(&mem_map[i].count) - 1; } printk("%d pages of RAM\n", total); printk("%d free pages\n", free); @@ -217,7 +218,7 @@ void mem_init(unsigned long start_mem, unsigned long end_mem) #endif end_mem &= PAGE_MASK; - max_mapnr = MAP_NR(end_mem); + max_mapnr = num_physpages = MAP_NR(end_mem); high_memory = (void *)end_mem; /* clear the zero-page */ @@ -243,7 +244,7 @@ void mem_init(unsigned long start_mem, unsigned long end_mem) #ifdef CONFIG_SGI - prom_fixup_mem_map(start_mem, high_memory); + prom_fixup_mem_map(start_mem, (unsigned long)high_memory); #endif #ifdef CONFIG_DESKSTATION_TYNE @@ -267,7 +268,7 @@ void mem_init(unsigned long start_mem, unsigned long end_mem) datapages++; continue; } - mem_map[MAP_NR(tmp)].count = 1; + atomic_set(&mem_map[MAP_NR(tmp)].count, 1); #ifdef CONFIG_BLK_DEV_INITRD if (!initrd_start || (tmp < initrd_start || tmp >= initrd_end)) @@ -284,6 +285,11 @@ void mem_init(unsigned long start_mem, unsigned long end_mem) return; } +void free_initmem(void) +{ + /* To be written */ +} + void si_meminfo(struct sysinfo *val) { int i; @@ -297,9 +303,9 @@ void si_meminfo(struct sysinfo *val) if (PageReserved(mem_map+i)) continue; val->totalram++; - if (!mem_map[i].count) + if (!atomic_read(&mem_map[i].count)) continue; - val->sharedram += mem_map[i].count-1; + val->sharedram += atomic_read(&mem_map[i].count) - 1; } val->totalram <<= PAGE_SHIFT; val->sharedram <<= PAGE_SHIFT; |