disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/fs/ext4/acl.c
..
..
@@ -215,9 +215,8 @@
215
215
 				      value, size, xattr_flags);
216
216
 
217
217
 	kfree(value);
218
-	if (!error) {
218
+	if (!error)
219
219
 		set_cached_acl(inode, type, acl);
220
-	}
221
220
 
222
221
 	return error;
223
222
 }
..
..
@@ -243,22 +242,25 @@
243
242
 	handle = ext4_journal_start(inode, EXT4_HT_XATTR, credits);
244
243
 	if (IS_ERR(handle))
245
244
 		return PTR_ERR(handle);
245
+	ext4_fc_start_update(inode);
246
246
 
247
247
 	if ((type == ACL_TYPE_ACCESS) && acl) {
248
248
 		error = posix_acl_update_mode(inode, &mode, &acl);
249
249
 		if (error)
250
250
 			goto out_stop;
251
-		update_mode = 1;
251
+		if (mode != inode->i_mode)
252
+			update_mode = 1;
252
253
 	}
253
254
 
254
255
 	error = __ext4_set_acl(handle, inode, type, acl, 0 /* xattr_flags */);
255
256
 	if (!error && update_mode) {
256
257
 		inode->i_mode = mode;
257
258
 		inode->i_ctime = current_time(inode);
258
-		ext4_mark_inode_dirty(handle, inode);
259
+		error = ext4_mark_inode_dirty(handle, inode);
259
260
 	}
260
261
 out_stop:
261
262
 	ext4_journal_stop(handle);
263
+	ext4_fc_stop_update(inode);
262
264
 	if (error == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries))
263
265
 		goto retry;
264
266
 	return error;
..
..
@@ -284,12 +286,16 @@
284
286
 		error = __ext4_set_acl(handle, inode, ACL_TYPE_DEFAULT,
285
287
 				       default_acl, XATTR_CREATE);
286
288
 		posix_acl_release(default_acl);
289
+	} else {
290
+		inode->i_default_acl = NULL;
287
291
 	}
288
292
 	if (acl) {
289
293
 		if (!error)
290
294
 			error = __ext4_set_acl(handle, inode, ACL_TYPE_ACCESS,
291
295
 					       acl, XATTR_CREATE);
292
296
 		posix_acl_release(acl);
297
+	} else {
298
+		inode->i_acl = NULL;
293
299
 	}
294
300
 	return error;
295
301
 }