Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*

[lttng-modules.git] / wrapper / splice.h

diff --git a/wrapper/splice.h b/wrapper/splice.h
index 5f400747cb1bcb5c3c5070884a330b8de3a3fb3b..ee08c6c6184428b6abe8d5be3d2c779bee60ea9f 100644 (file)
--- a/wrapper/splice.h
+++ b/wrapper/splice.h
@@ -1,5 +1,5 @@
-#ifndef _LTT_WRAPPER_SPLICE_H
-#define _LTT_WRAPPER_SPLICE_H
+#ifndef _LTTNG_WRAPPER_SPLICE_H
+#define _LTTNG_WRAPPER_SPLICE_H
 
 /*
  * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
@@ -11,36 +11,13 @@
  * Dual LGPL v2.1/GPL v2 license.
  */
 
-#ifdef CONFIG_KALLSYMS
-
-#include <linux/kallsyms.h>
 #include <linux/splice.h>
 
-static inline
 ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe,
-                              struct splice_pipe_desc *spd)
-{
-       ssize_t (*splice_to_pipe_sym)(struct pipe_inode_info *pipe,
-                                     struct splice_pipe_desc *spd);
-
-       splice_to_pipe_sym = (void *) kallsyms_lookup_name("splice_to_pipe");
-       if (splice_to_pipe_sym) {
-               return splice_to_pipe_sym(pipe, spd);
-       } else {
-               printk(KERN_WARNING "LTTng: splice_to_pipe symbol lookup failed.\n");
-               return -ENOSYS;
-       }
-}
-#else
+                              struct splice_pipe_desc *spd);
 
-#include <linux/splice.h>
-
-static inline
-ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe,
-                              struct splice_pipe_desc *spd)
-{
-       return splice_to_pipe(pipe, spd);
-}
+#ifndef PIPE_DEF_BUFFERS
+#define PIPE_DEF_BUFFERS 16
 #endif
 
-#endif /* _LTT_WRAPPER_SPLICE_H */
+#endif /* _LTTNG_WRAPPER_SPLICE_H */