Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / net / dns_resolver / internal.h

diff --git a/kernel/net/dns_resolver/internal.h b/kernel/net/dns_resolver/internal.h
new file mode 100644 (file)
index 0000000..7af1ed3
--- /dev/null
+++ b/kernel/net/dns_resolver/internal.h
@@ -0,0 +1,43 @@
+/*
+ *   Copyright (c) 2010 Wang Lei
+ *   Author(s): Wang Lei (wang840925@gmail.com). All Rights Reserved.
+ *
+ *   Internal DNS Rsolver stuff
+ *
+ *   This library is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU Lesser General Public License as published
+ *   by the Free Software Foundation; either version 2.1 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This library is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
+ *   the GNU Lesser General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Lesser General Public License
+ *   along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/compiler.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+
+/*
+ * dns_key.c
+ */
+extern const struct cred *dns_resolver_cache;
+
+/*
+ * debug tracing
+ */
+extern unsigned int dns_resolver_debug;
+
+#define        kdebug(FMT, ...)                                \
+do {                                                   \
+       if (unlikely(dns_resolver_debug))               \
+               printk(KERN_DEBUG "[%-6.6s] "FMT"\n",   \
+                      current->comm, ##__VA_ARGS__);   \
+} while (0)
+
+#define kenter(FMT, ...) kdebug("==> %s("FMT")", __func__, ##__VA_ARGS__)
+#define kleave(FMT, ...) kdebug("<== %s()"FMT"", __func__, ##__VA_ARGS__)