projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1a4240f4 WL |
1 | /* |
| 2 | * Copyright (c) 2010 Wang Lei | |
| 3 | * Author(s): Wang Lei ([email protected]). All Rights Reserved. | |
| 4 | * | |
| 5 | * Internal DNS Rsolver stuff | |
| 6 | * | |
| 7 | * This library is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU Lesser General Public License as published | |
| 9 | * by the Free Software Foundation; either version 2.1 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This library is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See | |
| 15 | * the GNU Lesser General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU Lesser General Public License | |
| c057b190 | 18 | * along with this library; if not, see <http://www.gnu.org/licenses/>. |
| 1a4240f4 WL |
19 | */ |
| 20 | ||
| 21 | #include <linux/compiler.h> | |
| 22 | #include <linux/kernel.h> | |
| 23 | #include <linux/sched.h> | |
| 24 | ||
| 25 | /* | |
| 26 | * dns_key.c | |
| 27 | */ | |
| 28 | extern const struct cred *dns_resolver_cache; | |
| 29 | ||
| 30 | /* | |
| 31 | * debug tracing | |
| 32 | */ | |
| 95c96174 | 33 | extern unsigned int dns_resolver_debug; |
| 1a4240f4 WL |
34 | |
| 35 | #define kdebug(FMT, ...) \ | |
| 36 | do { \ | |
| 37 | if (unlikely(dns_resolver_debug)) \ | |
| 38 | printk(KERN_DEBUG "[%-6.6s] "FMT"\n", \ | |
| 39 | current->comm, ##__VA_ARGS__); \ | |
| 40 | } while (0) | |
| 41 | ||
| 42 | #define kenter(FMT, ...) kdebug("==> %s("FMT")", __func__, ##__VA_ARGS__) | |
| 43 | #define kleave(FMT, ...) kdebug("<== %s()"FMT"", __func__, ##__VA_ARGS__) |