hc
2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf
kernel/fs/jfs/jfs_txnmgr.c
....@@ -1,20 +1,7 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23 * Copyright (C) International Business Machines Corp., 2000-2005
34 * Portions Copyright (C) Christoph Hellwig, 2001-2002
4
- *
5
- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
7
- * the Free Software Foundation; either version 2 of the License, or
8
- * (at your option) any later version.
9
- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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- * the GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
185 */
196
207 /*
....@@ -367,6 +354,11 @@
367354 jfs_info("txBegin: flag = 0x%x", flag);
368355 log = JFS_SBI(sb)->log;
369356
357
+ if (!log) {
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+ jfs_error(sb, "read-only filesystem\n");
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+ return 0;
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+ }
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+
370362 TXN_LOCK();
371363
372364 INCREMENT(TxStat.txBegin);