wrapper/splice.h

   1 #ifndef _LTTNG_WRAPPER_SPLICE_H
   2 #define _LTTNG_WRAPPER_SPLICE_H
   3
   4 /*
   5  * wrapper/splice.h
   6  *
   7  * wrapper around splice_to_pipe. Using KALLSYMS to get its address when
   8  * available, else we need to have a kernel that exports this function to GPL
   9  * modules.
  10  *
  11  * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  12  *
  13  * This library is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU Lesser General Public
  15  * License as published by the Free Software Foundation; only
  16  * version 2.1 of the License.
  17  *
  18  * This library is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  21  * Lesser General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU Lesser General Public
  24  * License along with this library; if not, write to the Free Software
  25  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  26  */
  27
  28 #include <linux/splice.h>
  29
  30 ssize_t wrapper_splice_to_pipe(struct pipe_inode_info *pipe,
  31                                struct splice_pipe_desc *spd);
  32
  33 #ifndef PIPE_DEF_BUFFERS
  34 #define PIPE_DEF_BUFFERS 16
  35 #endif
  36
  37 #endif /* _LTTNG_WRAPPER_SPLICE_H */