change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/fs/aio.c
..
..
@@ -43,6 +43,7 @@
43
43
 #include <linux/mount.h>
44
44
 #include <linux/pseudo_fs.h>
45
45
 
46
+#include <asm/kmap_types.h>
46
47
 #include <linux/uaccess.h>
47
48
 #include <linux/nospec.h>
48
49
 
..
..
@@ -334,6 +335,9 @@
334
335
 	spin_lock(&mm->ioctx_lock);
335
336
 	rcu_read_lock();
336
337
 	table = rcu_dereference(mm->ioctx_table);
338
+	if (!table)
339
+		goto out_unlock;
340
+
337
341
 	for (i = 0; i < table->nr; i++) {
338
342
 		struct kioctx *ctx;
339
343
 
..
..
@@ -347,6 +351,7 @@
347
351
 		}
348
352
 	}
349
353
 
354
+out_unlock:
350
355
 	rcu_read_unlock();
351
356
 	spin_unlock(&mm->ioctx_lock);
352
357
 	return res;
..
..
@@ -1761,7 +1766,7 @@
1761
1766
 		list_del_init(&req->wait.entry);
1762
1767
 		list_del(&iocb->ki_list);
1763
1768
 		iocb->ki_res.res = mangle_poll(mask);
1764
-		if (iocb->ki_eventfd && !eventfd_signal_allowed()) {
1769
+		if (iocb->ki_eventfd && eventfd_signal_count()) {
1765
1770
 			iocb = NULL;
1766
1771
 			INIT_WORK(&req->work, aio_poll_put_work);
1767
1772
 			schedule_work(&req->work);