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Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

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* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Fix powermac late initcall to only run on powermac
  [POWERPC] PowerPC: Prevent data exception in kernel space (32-bit)
This commit is contained in:
Linus Torvalds 2007-06-20 14:28:54 -07:00
commit c53ab5d56c
2 changed files with 5 additions and 3 deletions
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5
arch/powerpc/mm/fault.c
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@ -279,14 +279,13 @@ int __kprobes do_page_fault(struct pt_regs *regs, unsigned long address,
#endif /* CONFIG_8xx */
if (is_exec) {
#ifdef CONFIG_PPC64
#if !(defined(CONFIG_4xx) || defined(CONFIG_BOOKE))
/* protection fault */
if (error_code & DSISR_PROTFAULT)
goto bad_area;
if (!(vma->vm_flags & VM_EXEC))
goto bad_area;
#endif
#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
#else
pte_t *ptep;
pmd_t *pmdp;

3
arch/powerpc/platforms/powermac/setup.c
View file

@ -454,6 +454,9 @@ static int initializing = 1;
static int pmac_late_init(void)
{
if (!machine_is(powermac))
return -ENODEV;
initializing = 0;
/* this is udbg (which is __init) and we can later use it during
* cpu hotplug (in smp_core99_kick_cpu) */