ust-fd: Add close_range declaration

[lttng-ust.git] / libringbuffer / backend_types.h

diff --git a/libringbuffer/backend_types.h b/libringbuffer/backend_types.h
deleted file mode 100644 (file)
index 2eb03b5..0000000
--- a/libringbuffer/backend_types.h
+++ /dev/null
@@ -1,79 +0,0 @@
-#ifndef _LINUX_RING_BUFFER_BACKEND_TYPES_H
-#define _LINUX_RING_BUFFER_BACKEND_TYPES_H
-
-/*
- * linux/ringbuffer/backend_types.h
- *
- * Copyright (C) 2008-2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Ring buffer backend (types).
- *
- * Dual LGPL v2.1/GPL v2 license.
- */
-
-#include "shm_internal.h"
-
-struct lib_ring_buffer_backend_pages {
-       unsigned long mmap_offset;      /* offset of the subbuffer in mmap */
-       union v_atomic records_commit;  /* current records committed count */
-       union v_atomic records_unread;  /* records to read */
-       unsigned long data_size;        /* Amount of data to read from subbuf */
-       DECLARE_SHMP(char, p);          /* Backing memory map */
-};
-
-struct lib_ring_buffer_backend_subbuffer {
-       /* Identifier for subbuf backend pages. Exchanged atomically. */
-       unsigned long id;               /* backend subbuffer identifier */
-};
-
-/*
- * Forward declaration of frontend-specific channel and ring_buffer.
- */
-struct channel;
-struct lib_ring_buffer;
-
-struct lib_ring_buffer_backend_pages_shmp {
-       DECLARE_SHMP(struct lib_ring_buffer_backend_pages, shmp);
-};
-
-struct lib_ring_buffer_backend {
-       /* Array of ring_buffer_backend_subbuffer for writer */
-       DECLARE_SHMP(struct lib_ring_buffer_backend_subbuffer, buf_wsb);
-       /* ring_buffer_backend_subbuffer for reader */
-       struct lib_ring_buffer_backend_subbuffer buf_rsb;
-       /*
-        * Pointer array of backend pages, for whole buffer.
-        * Indexed by ring_buffer_backend_subbuffer identifier (id) index.
-        */
-       DECLARE_SHMP(struct lib_ring_buffer_backend_pages_shmp, array);
-       DECLARE_SHMP(char, memory_map); /* memory mapping */
-
-       DECLARE_SHMP(struct channel, chan);     /* Associated channel */
-       int cpu;                        /* This buffer's cpu. -1 if global. */
-       union v_atomic records_read;    /* Number of records read */
-       unsigned int allocated:1;       /* Bool: is buffer allocated ? */
-};
-
-struct lib_ring_buffer_shmp {
-       DECLARE_SHMP(struct lib_ring_buffer, shmp); /* Channel per-cpu buffers */
-};
-
-struct channel_backend {
-       unsigned long buf_size;         /* Size of the buffer */
-       unsigned long subbuf_size;      /* Sub-buffer size */
-       unsigned int subbuf_size_order; /* Order of sub-buffer size */
-       unsigned int num_subbuf_order;  /*
-                                        * Order of number of sub-buffers/buffer
-                                        * for writer.
-                                        */
-       unsigned int buf_size_order;    /* Order of buffer size */
-       int extra_reader_sb:1;          /* Bool: has extra reader subbuffer */
-       unsigned long num_subbuf;       /* Number of sub-buffers for writer */
-       u64 start_tsc;                  /* Channel creation TSC value */
-       void *priv;                     /* Client-specific information */
-       struct lib_ring_buffer_config config; /* Ring buffer configuration */
-       char name[NAME_MAX];            /* Channel name */
-       struct lib_ring_buffer_shmp buf[];
-};
-
-#endif /* _LINUX_RING_BUFFER_BACKEND_TYPES_H */