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Merge branch 'x86/mm' of ssh://ra.kernel.org/pub/scm/linux/kernel/git/tip/tip into x86/mm

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Add missing patch from the __pa_symbol conversion series by Alexander
Duyck.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin 2013-01-25 16:03:35 -08:00
commit 3596f5bb0a
3 changed files with 8 additions and 3 deletions
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2
arch/x86/kernel/head32.c
View File

@ -31,7 +31,7 @@ static void __init i386_default_early_setup(void)
void __init i386_start_kernel(void)
{
memblock_reserve(__pa_symbol(_text),
(phys_addr_t)__bss_stop - (phys_addr_t)_text);
(unsigned long)__bss_stop - (unsigned long)_text);
#ifdef CONFIG_BLK_DEV_INITRD
/* Reserve INITRD */

2
arch/x86/kernel/head64.c
View File

@ -98,7 +98,7 @@ void __init x86_64_start_reservations(char *real_mode_data)
copy_bootdata(__va(real_mode_data));
memblock_reserve(__pa_symbol(_text),
(phys_addr_t)__bss_stop - (phys_addr_t)_text);
(unsigned long)__bss_stop - (unsigned long)_text);
#ifdef CONFIG_BLK_DEV_INITRD
/* Reserve INITRD */

7
arch/x86/mm/pgtable.c
View File

@ -328,7 +328,12 @@ int pmdp_set_access_flags(struct vm_area_struct *vma,
if (changed && dirty) {
*pmdp = entry;
pmd_update_defer(vma->vm_mm, address, pmdp);
flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
/*
* We had a write-protection fault here and changed the pmd
* to to more permissive. No need to flush the TLB for that,
* #PF is architecturally guaranteed to do that and in the
* worst-case we'll generate a spurious fault.
*/
}
return changed;