258 static int kill_proc(struct to_kill *tk, unsigned long pfn, int flags)  in kill_proc()  argument
260 	struct task_struct *t = tk->tsk;  in kill_proc()
261 	short addr_lsb = tk->size_shift;  in kill_proc()
269 				 (void __user *)tk->addr, addr_lsb);  in kill_proc()
279 		ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr,  in kill_proc()
364 	struct to_kill *tk;  in add_to_kill()  local
366 	tk = kmalloc(sizeof(struct to_kill), GFP_ATOMIC);  in add_to_kill()
367 	if (!tk) {  in add_to_kill()
372 	tk->addr = page_address_in_vma(p, vma);  in add_to_kill()
375 			tk->addr = vma_pgoff_address(fsdax_pgoff, 1, vma);  in add_to_kill()
376 		tk->size_shift = dev_pagemap_mapping_shift(vma, tk->addr);  in add_to_kill()
378 		tk->size_shift = page_shift(compound_head(p));  in add_to_kill()
390 	if (tk->addr == -EFAULT) {  in add_to_kill()
393 	} else if (tk->size_shift == 0) {  in add_to_kill()
394 		kfree(tk);  in add_to_kill()
399 	tk->tsk = tsk;  in add_to_kill()
400 	list_add_tail(&tk->nd, to_kill);  in add_to_kill()
414 	struct to_kill *tk, *next;  in kill_procs()  local
416 	list_for_each_entry_safe(tk, next, to_kill, nd) {  in kill_procs()
423 			if (fail || tk->addr == -EFAULT) {  in kill_procs()
425 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
427 						 tk->tsk, PIDTYPE_PID);  in kill_procs()
436 			else if (kill_proc(tk, pfn, flags) < 0)  in kill_procs()
438 				       pfn, tk->tsk->comm, tk->tsk->pid);  in kill_procs()
440 		list_del(&tk->nd);  in kill_procs()
441 		put_task_struct(tk->tsk);  in kill_procs()
442 		kfree(tk);  in kill_procs()
616 	struct to_kill tk;  member
621 static void set_to_kill(struct to_kill *tk, unsigned long addr, short shift)  in set_to_kill()  argument
623 	tk->addr = addr;  in set_to_kill()
624 	tk->size_shift = shift;  in set_to_kill()
628 				unsigned long poisoned_pfn, struct to_kill *tk)  in check_hwpoisoned_entry()  argument
644 	set_to_kill(tk, addr, shift);  in check_hwpoisoned_entry()
661 		set_to_kill(&hwp->tk, hwpoison_vaddr, PAGE_SHIFT);  in check_hwpoisoned_pmd_entry()
696 					     hwp->pfn, &hwp->tk);  in hwpoison_pte_range()
716 				      hwp->pfn, &hwp->tk);  in hwpoison_hugetlb_range()
747 	priv.tk.tsk = p;  in kill_accessing_process()
755 	if (ret == 1 && priv.tk.addr)  in kill_accessing_process()
756 		kill_proc(&priv.tk, pfn, flags);  in kill_accessing_process()
1549 	struct to_kill *tk;  in unmap_and_kill()  local
1552 	list_for_each_entry(tk, to_kill, nd)  in unmap_and_kill()
1553 		if (tk->size_shift)  in unmap_and_kill()
1554 			size = max(size, 1UL << tk->size_shift);  in unmap_and_kill()