236 static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags)  in kill_proc()  argument
238 	struct task_struct *t = tk->tsk;  in kill_proc()
239 	short addr_lsb = tk->size_shift;  in kill_proc()
248 					 (void __user *)tk->addr, addr_lsb);  in kill_proc()
256 		ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr,  in kill_proc()
339 	struct to_kill *tk;  in add_to_kill()  local
341 	tk = kmalloc(sizeof(struct to_kill), GFP_ATOMIC);  in add_to_kill()
342 	if (!tk) {  in add_to_kill()
347 	tk->addr = page_address_in_vma(p, vma);  in add_to_kill()
349 		tk->size_shift = dev_pagemap_mapping_shift(p, vma);  in add_to_kill()
351 		tk->size_shift = page_shift(compound_head(p));  in add_to_kill()
363 	if (tk->addr == -EFAULT) {  in add_to_kill()
366 	} else if (tk->size_shift == 0) {  in add_to_kill()
367 		kfree(tk);  in add_to_kill()
372 	tk->tsk = tsk;  in add_to_kill()
373 	list_add_tail(&tk->nd, to_kill);  in add_to_kill()
387 	struct to_kill *tk, *next;  in kill_procs()  local
389 	list_for_each_entry_safe (tk, next, to_kill, nd) {  in kill_procs()
396 			if (fail || tk->addr == -EFAULT) {  in kill_procs()
398 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
400 						 tk->tsk, PIDTYPE_PID);  in kill_procs()
409 			else if (kill_proc(tk, pfn, flags) < 0)  in kill_procs()
411 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
413 		put_task_struct(tk->tsk);  in kill_procs()
414 		kfree(tk);  in kill_procs()
1228 	struct to_kill *tk;  in memory_failure_dev_pagemap()  local
1273 	list_for_each_entry(tk, &tokill, nd)  in memory_failure_dev_pagemap()
1274 		if (tk->size_shift)  in memory_failure_dev_pagemap()
1275 			size = max(size, 1UL << tk->size_shift);  in memory_failure_dev_pagemap()