X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=lib%2Fringbuffer%2Fvfs.h;h=4a3f92b068693fe0e2c4ebef503a4038ed126d41;hb=886d51a3d7ed5fa6b41d7f19b3e14ae6c535a44c;hp=0a09637af2b37c4e036c418745132a7198689c2f;hpb=f3bc08c50e1b302bceea699027d889fd6d9af525;p=lttng-modules.git diff --git a/lib/ringbuffer/vfs.h b/lib/ringbuffer/vfs.h index 0a09637a..4a3f92b0 100644 --- a/lib/ringbuffer/vfs.h +++ b/lib/ringbuffer/vfs.h @@ -1,17 +1,29 @@ -#ifndef _LINUX_RING_BUFFER_VFS_H -#define _LINUX_RING_BUFFER_VFS_H +#ifndef _LIB_RING_BUFFER_VFS_H +#define _LIB_RING_BUFFER_VFS_H /* - * linux/ringbuffer/vfs.h - * - * (C) Copyright 2005-2010 - Mathieu Desnoyers + * lib/ringbuffer/vfs.h * * Wait-free ring buffer VFS file operations. * + * Copyright (C) 2005-2012 Mathieu Desnoyers + * + * 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; only + * version 2.1 of the License. + * + * 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, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * * Author: * Mathieu Desnoyers - * - * Dual LGPL v2.1/GPL v2 license. */ #include @@ -83,5 +95,7 @@ long lib_ring_buffer_compat_ioctl(struct file *filp, unsigned int cmd, #define RING_BUFFER_GET_MMAP_LEN _IOR(0xF6, 0x0A, unsigned long) /* returns the offset of the subbuffer belonging to the mmap reader. */ #define RING_BUFFER_GET_MMAP_READ_OFFSET _IOR(0xF6, 0x0B, unsigned long) +/* flush the current sub-buffer */ +#define RING_BUFFER_FLUSH _IO(0xF6, 0x0C) -#endif /* _LINUX_RING_BUFFER_VFS_H */ +#endif /* _LIB_RING_BUFFER_VFS_H */