xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Merge branches 'x86/apic', 'x86/cleanups', 'x86/cpufeature', 'x86/crashdump', 'x86/debug', 'x86/defconfig', 'x86/detect-hyper', 'x86/doc', 'x86/dumpstack', 'x86/early-printk', 'x86/fpu', 'x86/idle', 'x86/io', 'x86/memory-corruption-check', 'x86/microcode', 'x86/mm', 'x86/mtrr', 'x86/nmi-watchdog', 'x86/pat2', 'x86/pci-ioapic-boot-irq-quirks', 'x86/ptrace', 'x86/quirks', 'x86/reboot', 'x86/setup-memory', 'x86/signal', 'x86/sparse-fixes', 'x86/time', 'x86/uv' and 'x86/xen' into x86/core

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This commit is contained in:
Ingo Molnar
2008-12-23 16:27:23 +01:00
parent 3d44cc3e01 1ccedb7cdb 34945ede31 d437797406 c415b3dce3 beeb4195cb f269b07e86 4e42ebd57b e1286f2c68 878719e831 fd28a5b58d adf77bac05 8f2466f45f 93093d099e bb5574608a f34a10bd9f b6fd6f2673 30604bb410 5b9a0e14eb 67bac792cd 7a9787e1eb f4166c54bf 69b88afa8d 8daa19051e 3e1e9002aa 8403295e0f 4db646b1af 205516c12d c8182f0016 ecbf29cdb3
commit fa623d1b02
173 changed files with 4121 additions and 3195 deletions
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32
arch/x86/mm/init_32.c
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@@ -67,7 +67,7 @@ static unsigned long __meminitdata table_top;
static int __initdata after_init_bootmem;
static __init void *alloc_low_page(unsigned long *phys)
static __init void *alloc_low_page(void)
{
unsigned long pfn = table_end++;
void *adr;
@@ -77,7 +77,6 @@ static __init void *alloc_low_page(unsigned long *phys)
adr = __va(pfn * PAGE_SIZE);
memset(adr, 0, PAGE_SIZE);
*phys = pfn * PAGE_SIZE;
return adr;
}
@@ -92,16 +91,17 @@ static pmd_t * __init one_md_table_init(pgd_t *pgd)
pmd_t *pmd_table;
#ifdef CONFIG_X86_PAE
unsigned long phys;
if (!(pgd_val(*pgd) & _PAGE_PRESENT)) {
if (after_init_bootmem)
pmd_table = (pmd_t *)alloc_bootmem_low_pages(PAGE_SIZE);
else
pmd_table = (pmd_t *)alloc_low_page(&phys);
pmd_table = (pmd_t *)alloc_low_page();
paravirt_alloc_pmd(&init_mm, __pa(pmd_table) >> PAGE_SHIFT);
set_pgd(pgd, __pgd(__pa(pmd_table) | _PAGE_PRESENT));
pud = pud_offset(pgd, 0);
BUG_ON(pmd_table != pmd_offset(pud, 0));
return pmd_table;
}
#endif
pud = pud_offset(pgd, 0);
@@ -126,10 +126,8 @@ static pte_t * __init one_page_table_init(pmd_t *pmd)
if (!page_table)
page_table =
(pte_t *)alloc_bootmem_low_pages(PAGE_SIZE);
} else {
unsigned long phys;
page_table = (pte_t *)alloc_low_page(&phys);
}
} else
page_table = (pte_t *)alloc_low_page();
paravirt_alloc_pte(&init_mm, __pa(page_table) >> PAGE_SHIFT);
set_pmd(pmd, __pmd(__pa(page_table) | _PAGE_TABLE));
@@ -969,8 +967,6 @@ void __init mem_init(void)
int codesize, reservedpages, datasize, initsize;
int tmp;
start_periodic_check_for_corruption();
#ifdef CONFIG_FLATMEM
BUG_ON(!mem_map);
#endif
@@ -1040,11 +1036,25 @@ void __init mem_init(void)
(unsigned long)&_text, (unsigned long)&_etext,
((unsigned long)&_etext - (unsigned long)&_text) >> 10);
/*
* Check boundaries twice: Some fundamental inconsistencies can
* be detected at build time already.
*/
#define __FIXADDR_TOP (-PAGE_SIZE)
#ifdef CONFIG_HIGHMEM
BUILD_BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE > FIXADDR_START);
BUILD_BUG_ON(VMALLOC_END > PKMAP_BASE);
#endif
#define high_memory (-128UL << 20)
BUILD_BUG_ON(VMALLOC_START >= VMALLOC_END);
#undef high_memory
#undef __FIXADDR_TOP
#ifdef CONFIG_HIGHMEM
BUG_ON(PKMAP_BASE + LAST_PKMAP*PAGE_SIZE > FIXADDR_START);
BUG_ON(VMALLOC_END > PKMAP_BASE);
#endif
BUG_ON(VMALLOC_START > VMALLOC_END);
BUG_ON(VMALLOC_START >= VMALLOC_END);
BUG_ON((unsigned long)high_memory > VMALLOC_START);
if (boot_cpu_data.wp_works_ok < 0)