diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 1998-08-25 09:12:35 +0000 |
| commit | c7fc24dc4420057f103afe8fc64524ebc25c5d37 (patch) | |
| tree | 3682407a599b8f9f03fc096298134cafba1c9b2f /arch/m68k/mm/init.c | |
| parent | 1d793fade8b063fde3cf275bf1a5c2d381292cd9 (diff) | |
o Merge with Linux 2.1.116.
o New Newport console code.
o New G364 console code.
Diffstat (limited to 'arch/m68k/mm/init.c')
| -rw-r--r-- | arch/m68k/mm/init.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index 6dab5db9d..7ea05b3dd 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -31,6 +31,20 @@ extern void die_if_kernel(char *,struct pt_regs *,long); extern void init_kpointer_table(void); extern void show_net_buffers(void); +int do_check_pgt_cache(int low, int high) +{ + int freed = 0; + if(pgtable_cache_size > high) { + do { + if(pmd_quicklist) + freed += free_pmd_slow(get_pmd_fast()); + if(pte_quicklist) + free_pte_slow(get_pte_fast()), freed++; + } while(pgtable_cache_size > low); + } + return freed; +} + /* * BAD_PAGE is the page that is used for page faults when linux * is out-of-memory. Older versions of linux just did a @@ -76,7 +90,7 @@ void show_mem(void) total++; if (PageReserved(mem_map+i)) reserved++; - if (PageSwapCache(mem_map+i)) + else if (PageSwapCache(mem_map+i)) cached++; else if (!atomic_read(&mem_map[i].count)) free++; @@ -91,6 +105,7 @@ void show_mem(void) printk("%d pages nonshared\n",nonshared); printk("%d pages shared\n",shared); printk("%d pages swap cached\n",cached); + printk("%ld pages in page table cache\n",pgtable_cache_size); show_buffers(); #ifdef CONFIG_NET show_net_buffers(); @@ -231,7 +246,7 @@ map_chunk (unsigned long addr, unsigned long size, unsigned long *memavailp)) */ for (i = 0; i < 64; i++) { pte_val(ktablep[i]) = physaddr | _PAGE_PRESENT - | _PAGE_CACHE040 | _PAGE_GLOBAL040 + | m68k_supervisor_cachemode | _PAGE_GLOBAL040 | _PAGE_ACCESSED; physaddr += PAGE_SIZE; } |