korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-18 17:54:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

x86: fix up some bad global variable names in mm/init.c

Browse Source 
Impact: cleanup

The table_start, table_end, and table_top are too generic for global
namespace so rename them to be more specific.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Yinghai Lu <yinghai@kernel.org>
LKML-Reference: <1236257708-27269-15-git-send-email-penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Pekka Enberg 2009-03-05 14:55:06 +02:00 committed by Ingo Molnar
parent f765090a26
commit 298af9d89f
3 changed files with 25 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
arch/x86/mm/init.c
View File

@ -23,9 +23,9 @@ kernel_physical_mapping_init(unsigned long start,
unsigned long page_size_mask);
#endif
unsigned long __initdata table_start;
unsigned long __meminitdata table_end;
unsigned long __meminitdata table_top;
unsigned long __initdata e820_table_start;
unsigned long __meminitdata e820_table_end;
unsigned long __meminitdata e820_table_top;
int after_bootmem;
@ -78,21 +78,21 @@ static void __init find_early_table_space(unsigned long end, int use_pse,
*/
#ifdef CONFIG_X86_32
start = 0x7000;
table_start = find_e820_area(start, max_pfn_mapped<<PAGE_SHIFT,
e820_table_start = find_e820_area(start, max_pfn_mapped<<PAGE_SHIFT,
tables, PAGE_SIZE);
#else /* CONFIG_X86_64 */
start = 0x8000;
table_start = find_e820_area(start, end, tables, PAGE_SIZE);
e820_table_start = find_e820_area(start, end, tables, PAGE_SIZE);
#endif
if (table_start == -1UL)
if (e820_table_start == -1UL)
panic("Cannot find space for the kernel page tables");
table_start >>= PAGE_SHIFT;
table_end = table_start;
table_top = table_start + (tables >> PAGE_SHIFT);
e820_table_start >>= PAGE_SHIFT;
e820_table_end = e820_table_start;
e820_table_top = e820_table_start + (tables >> PAGE_SHIFT);
printk(KERN_DEBUG "kernel direct mapping tables up to %lx @ %lx-%lx\n",
end, table_start << PAGE_SHIFT, table_top << PAGE_SHIFT);
end, e820_table_start << PAGE_SHIFT, e820_table_top << PAGE_SHIFT);
}
struct map_range {
@ -324,9 +324,9 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
#endif
__flush_tlb_all();
if (!after_bootmem && table_end > table_start)
reserve_early(table_start << PAGE_SHIFT,
table_end << PAGE_SHIFT, "PGTABLE");
if (!after_bootmem && e820_table_end > e820_table_start)
reserve_early(e820_table_start << PAGE_SHIFT,
e820_table_end << PAGE_SHIFT, "PGTABLE");
if (!after_bootmem)
early_memtest(start, end);

14
arch/x86/mm/init_32.c
View File

@ -59,16 +59,16 @@ unsigned long highstart_pfn, highend_pfn;
static noinline int do_test_wp_bit(void);
extern unsigned long __initdata table_start;
extern unsigned long __meminitdata table_end;
extern unsigned long __meminitdata table_top;
extern unsigned long __initdata e820_table_start;
extern unsigned long __meminitdata e820_table_end;
extern unsigned long __meminitdata e820_table_top;
static __init void *alloc_low_page(void)
{
unsigned long pfn = table_end++;
unsigned long pfn = e820_table_end++;
void *adr;
if (pfn >= table_top)
if (pfn >= e820_table_top)
panic("alloc_low_page: ran out of memory");
adr = __va(pfn * PAGE_SIZE);
@ -149,8 +149,8 @@ static pte_t *__init page_table_kmap_check(pte_t *pte, pmd_t *pmd,
if (pmd_idx_kmap_begin != pmd_idx_kmap_end
&& (vaddr >> PMD_SHIFT) >= pmd_idx_kmap_begin
&& (vaddr >> PMD_SHIFT) <= pmd_idx_kmap_end
&& ((__pa(pte) >> PAGE_SHIFT) < table_start
|| (__pa(pte) >> PAGE_SHIFT) >= table_end)) {
&& ((__pa(pte) >> PAGE_SHIFT) < e820_table_start
|| (__pa(pte) >> PAGE_SHIFT) >= e820_table_end)) {
pte_t *newpte;
int i;

10
arch/x86/mm/init_64.c
View File

@ -283,13 +283,13 @@ void __init cleanup_highmap(void)
}
}
extern unsigned long __initdata table_start;
extern unsigned long __meminitdata table_end;
extern unsigned long __meminitdata table_top;
extern unsigned long __initdata e820_table_start;
extern unsigned long __meminitdata e820_table_end;
extern unsigned long __meminitdata e820_table_top;
static __ref void *alloc_low_page(unsigned long *phys)
{
unsigned long pfn = table_end++;
unsigned long pfn = e820_table_end++;
void *adr;
if (after_bootmem) {
@ -299,7 +299,7 @@ static __ref void *alloc_low_page(unsigned long *phys)
return adr;
}
if (pfn >= table_top)
if (pfn >= e820_table_top)
panic("alloc_low_page: ran out of memory");
adr = early_memremap(pfn * PAGE_SIZE, PAGE_SIZE);