250 static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags)  in kill_proc()  argument
252 	struct task_struct *t = tk->tsk;  in kill_proc()
253 	short addr_lsb = tk->size_shift;  in kill_proc()
262 					 (void __user *)tk->addr, addr_lsb);  in kill_proc()
265 			ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr,  in kill_proc()
274 		ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr,  in kill_proc()
352 	struct to_kill *tk;  in add_to_kill()  local
354 	tk = kmalloc(sizeof(struct to_kill), GFP_ATOMIC);  in add_to_kill()
355 	if (!tk) {  in add_to_kill()
360 	tk->addr = page_address_in_vma(p, vma);  in add_to_kill()
362 		tk->size_shift = dev_pagemap_mapping_shift(p, vma);  in add_to_kill()
364 		tk->size_shift = page_shift(compound_head(p));  in add_to_kill()
376 	if (tk->addr == -EFAULT) {  in add_to_kill()
379 	} else if (tk->size_shift == 0) {  in add_to_kill()
380 		kfree(tk);  in add_to_kill()
385 	tk->tsk = tsk;  in add_to_kill()
386 	list_add_tail(&tk->nd, to_kill);  in add_to_kill()
400 	struct to_kill *tk, *next;  in kill_procs()  local
402 	list_for_each_entry_safe (tk, next, to_kill, nd) {  in kill_procs()
409 			if (fail || tk->addr == -EFAULT) {  in kill_procs()
411 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
413 						 tk->tsk, PIDTYPE_PID);  in kill_procs()
422 			else if (kill_proc(tk, pfn, flags) < 0)  in kill_procs()
424 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
426 		put_task_struct(tk->tsk);  in kill_procs()
427 		kfree(tk);  in kill_procs()
570 	struct to_kill tk;  member
575 static void set_to_kill(struct to_kill *tk, unsigned long addr, short shift)  in set_to_kill()  argument
577 	tk->addr = addr;  in set_to_kill()
578 	tk->size_shift = shift;  in set_to_kill()
582 				unsigned long poisoned_pfn, struct to_kill *tk)  in check_hwpoisoned_entry()  argument
598 	set_to_kill(tk, addr, shift);  in check_hwpoisoned_entry()
615 		set_to_kill(&hwp->tk, hwpoison_vaddr, PAGE_SHIFT);  in check_hwpoisoned_pmd_entry()
650 					     hwp->pfn, &hwp->tk);  in hwpoison_pte_range()
670 				      hwp->pfn, &hwp->tk);  in hwpoison_hugetlb_range()
701 	priv.tk.tsk = p;  in kill_accessing_process()
706 	if (ret == 1 && priv.tk.addr)  in kill_accessing_process()
707 		kill_proc(&priv.tk, pfn, flags);  in kill_accessing_process()
1509 	struct to_kill *tk;  in memory_failure_dev_pagemap()  local
1566 	list_for_each_entry(tk, &tokill, nd)  in memory_failure_dev_pagemap()
1567 		if (tk->size_shift)  in memory_failure_dev_pagemap()
1568 			size = max(size, 1UL << tk->size_shift);  in memory_failure_dev_pagemap()