40 force_sig_info_fault(int si_signo, int si_code, unsigned long address,  in force_sig_info_fault()  argument
48 	info.si_addr	= (void __user *)address;  in force_sig_info_fault()
126 static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address)  in vmalloc_sync_one()  argument
128 	unsigned index = pgd_index(address);  in vmalloc_sync_one()
139 	pud = pud_offset(pgd, address);  in vmalloc_sync_one()
140 	pud_k = pud_offset(pgd_k, address);  in vmalloc_sync_one()
147 	pmd = pmd_offset(pud, address);  in vmalloc_sync_one()
148 	pmd_k = pmd_offset(pud_k, address);  in vmalloc_sync_one()
176 static noinline int vmalloc_fault(unsigned long address)  in vmalloc_fault()  argument
183 	if (!(address >= VMALLOC_START && address < __FAULT_ADDR_LIMIT))  in vmalloc_fault()
194 	pmd_k = vmalloc_sync_one(pgd_k, address);  in vmalloc_fault()
198 	pte_k = pte_offset_kernel(pmd_k, address);  in vmalloc_fault()
206 show_fault_oops(struct pt_regs *regs, unsigned long address)  in show_fault_oops()  argument
212 	if (address < PAGE_SIZE)  in show_fault_oops()
217 	printk(KERN_CONT " at %08lx\n", address);  in show_fault_oops()
221 	show_pte(NULL, address);  in show_fault_oops()
226 	   unsigned long address)  in no_context()  argument
232 	if (handle_trapped_io(regs, address))  in no_context()
241 	show_fault_oops(regs, address);  in no_context()
250 		       unsigned long address, int si_code)  in __bad_area_nosemaphore()  argument
261 		force_sig_info_fault(SIGSEGV, si_code, address, tsk);  in __bad_area_nosemaphore()
266 	no_context(regs, error_code, address);  in __bad_area_nosemaphore()
271 		     unsigned long address)  in bad_area_nosemaphore()  argument
273 	__bad_area_nosemaphore(regs, error_code, address, SEGV_MAPERR);  in bad_area_nosemaphore()
278 	   unsigned long address, int si_code)  in __bad_area()  argument
288 	__bad_area_nosemaphore(regs, error_code, address, si_code);  in __bad_area()
292 bad_area(struct pt_regs *regs, unsigned long error_code, unsigned long address)  in bad_area()  argument
294 	__bad_area(regs, error_code, address, SEGV_MAPERR);  in bad_area()
299 		      unsigned long address)  in bad_area_access_error()  argument
301 	__bad_area(regs, error_code, address, SEGV_ACCERR);  in bad_area_access_error()
305 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address)  in do_sigbus()  argument
314 		no_context(regs, error_code, address);  in do_sigbus()
316 	force_sig_info_fault(SIGBUS, BUS_ADRERR, address, tsk);  in do_sigbus()
321 	       unsigned long address, unsigned int fault)  in mm_fault_error()  argument
331 			no_context(regs, error_code, address);  in mm_fault_error()
342 			no_context(regs, error_code, address);  in mm_fault_error()
355 			do_sigbus(regs, error_code, address);  in mm_fault_error()
357 			bad_area(regs, error_code, address);  in mm_fault_error()
386 static int fault_in_kernel_space(unsigned long address)  in fault_in_kernel_space()  argument
388 	return address >= TASK_SIZE;  in fault_in_kernel_space()
398 					unsigned long address)  in do_page_fault()  argument
420 	if (unlikely(fault_in_kernel_space(address))) {  in do_page_fault()
421 		if (vmalloc_fault(address) >= 0)  in do_page_fault()
426 		bad_area_nosemaphore(regs, error_code, address);  in do_page_fault()
437 	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);  in do_page_fault()
444 		bad_area_nosemaphore(regs, error_code, address);  in do_page_fault()
451 	vma = find_vma(mm, address);  in do_page_fault()
453 		bad_area(regs, error_code, address);  in do_page_fault()
456 	if (likely(vma->vm_start <= address))  in do_page_fault()
459 		bad_area(regs, error_code, address);  in do_page_fault()
462 	if (unlikely(expand_stack(vma, address))) {  in do_page_fault()
463 		bad_area(regs, error_code, address);  in do_page_fault()
473 		bad_area_access_error(regs, error_code, address);  in do_page_fault()
489 	fault = handle_mm_fault(mm, vma, address, flags);  in do_page_fault()
492 		if (mm_fault_error(regs, error_code, address, fault))  in do_page_fault()
499 				      regs, address);  in do_page_fault()
503 				      regs, address);  in do_page_fault()