#if CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA 
#ifdef CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA 
static void __init fixaddr_user_init( void){#if CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA	long size = FIXADDR_USER_END - FIXADDR_USER_START;	pgd_t *pgd;	pud_t *pud;	pmd_t *pmd;	pte_t *pte;	unsigned long paddr, vaddr = FIXADDR_USER_START;	if (  ! size )		return;	fixrange_init( FIXADDR_USER_START, FIXADDR_USER_END, swapper_pg_dir);	paddr = (unsigned long)alloc_bootmem_low_pages( size);	memcpy( (void *)paddr, (void *)FIXADDR_USER_START, size);	paddr = __pa(paddr);	for ( ; size > 0; size-=PAGE_SIZE, vaddr+=PAGE_SIZE, paddr+=PAGE_SIZE){		pgd = swapper_pg_dir + pgd_index(vaddr);		pud = pud_offset(pgd, vaddr);		pmd = pmd_offset(pud, vaddr);		pte = pte_offset_kernel(pmd, vaddr);		pte_set_val( (*pte), paddr, PAGE_READONLY);	}#endif}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/9a0b3869bbf7cc66ee668515d4852c729158c0ca/mem.c/buggy/arch/um/kernel/mem.c