tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/*
2 * Copyright (c) 2008 Silicon Graphics, Inc.
3 * All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18#ifndef __XFS_BTREE_TRACE_H__
19#define __XFS_BTREE_TRACE_H__
20
21struct xfs_btree_cur;
22struct xfs_buf;
23
24
25/*
26 * Trace hooks.
27 * i,j = integer (32 bit)
28 * b = btree block buffer (xfs_buf_t)
29 * p = btree ptr
30 * r = btree record
31 * k = btree key
32 */
33
34#ifdef XFS_BTREE_TRACE
35
36/*
37 * Trace buffer entry types.
38 */
39#define XFS_BTREE_KTRACE_ARGBI 1
40#define XFS_BTREE_KTRACE_ARGBII 2
41#define XFS_BTREE_KTRACE_ARGFFFI 3
42#define XFS_BTREE_KTRACE_ARGI 4
43#define XFS_BTREE_KTRACE_ARGIPK 5
44#define XFS_BTREE_KTRACE_ARGIPR 6
45#define XFS_BTREE_KTRACE_ARGIK 7
46#define XFS_BTREE_KTRACE_ARGR 8
47#define XFS_BTREE_KTRACE_CUR 9
48
49/*
50 * Sub-types for cursor traces.
51 */
52#define XBT_ARGS 0
53#define XBT_ENTRY 1
54#define XBT_ERROR 2
55#define XBT_EXIT 3
56
57void xfs_btree_trace_argbi(const char *, struct xfs_btree_cur *,
58 struct xfs_buf *, int, int);
59void xfs_btree_trace_argbii(const char *, struct xfs_btree_cur *,
60 struct xfs_buf *, int, int, int);
61void xfs_btree_trace_argfffi(const char *, struct xfs_btree_cur *,
62 xfs_dfiloff_t, xfs_dfsbno_t, xfs_dfilblks_t, int, int);
63void xfs_btree_trace_argi(const char *, struct xfs_btree_cur *, int, int);
64void xfs_btree_trace_argipk(const char *, struct xfs_btree_cur *, int,
65 union xfs_btree_ptr, union xfs_btree_key *, int);
66void xfs_btree_trace_argipr(const char *, struct xfs_btree_cur *, int,
67 union xfs_btree_ptr, union xfs_btree_rec *, int);
68void xfs_btree_trace_argik(const char *, struct xfs_btree_cur *, int,
69 union xfs_btree_key *, int);
70void xfs_btree_trace_argr(const char *, struct xfs_btree_cur *,
71 union xfs_btree_rec *, int);
72void xfs_btree_trace_cursor(const char *, struct xfs_btree_cur *, int, int);
73
74
75#define XFS_ALLOCBT_TRACE_SIZE 4096 /* size of global trace buffer */
76extern ktrace_t *xfs_allocbt_trace_buf;
77
78#define XFS_INOBT_TRACE_SIZE 4096 /* size of global trace buffer */
79extern ktrace_t *xfs_inobt_trace_buf;
80
81#define XFS_BMBT_TRACE_SIZE 4096 /* size of global trace buffer */
82#define XFS_BMBT_KTRACE_SIZE 32 /* size of per-inode trace buffer */
83extern ktrace_t *xfs_bmbt_trace_buf;
84
85
86#define XFS_BTREE_TRACE_ARGBI(c, b, i) \
87 xfs_btree_trace_argbi(__func__, c, b, i, __LINE__)
88#define XFS_BTREE_TRACE_ARGBII(c, b, i, j) \
89 xfs_btree_trace_argbii(__func__, c, b, i, j, __LINE__)
90#define XFS_BTREE_TRACE_ARGFFFI(c, o, b, i, j) \
91 xfs_btree_trace_argfffi(__func__, c, o, b, i, j, __LINE__)
92#define XFS_BTREE_TRACE_ARGI(c, i) \
93 xfs_btree_trace_argi(__func__, c, i, __LINE__)
94#define XFS_BTREE_TRACE_ARGIPK(c, i, p, k) \
95 xfs_btree_trace_argipk(__func__, c, i, p, k, __LINE__)
96#define XFS_BTREE_TRACE_ARGIPR(c, i, p, r) \
97 xfs_btree_trace_argipr(__func__, c, i, p, r, __LINE__)
98#define XFS_BTREE_TRACE_ARGIK(c, i, k) \
99 xfs_btree_trace_argik(__func__, c, i, k, __LINE__)
100#define XFS_BTREE_TRACE_ARGR(c, r) \
101 xfs_btree_trace_argr(__func__, c, r, __LINE__)
102#define XFS_BTREE_TRACE_CURSOR(c, t) \
103 xfs_btree_trace_cursor(__func__, c, t, __LINE__)
104#else
105#define XFS_BTREE_TRACE_ARGBI(c, b, i)
106#define XFS_BTREE_TRACE_ARGBII(c, b, i, j)
107#define XFS_BTREE_TRACE_ARGFFFI(c, o, b, i, j)
108#define XFS_BTREE_TRACE_ARGI(c, i)
109#define XFS_BTREE_TRACE_ARGIPK(c, i, p, s)
110#define XFS_BTREE_TRACE_ARGIPR(c, i, p, r)
111#define XFS_BTREE_TRACE_ARGIK(c, i, k)
112#define XFS_BTREE_TRACE_ARGR(c, r)
113#define XFS_BTREE_TRACE_CURSOR(c, t)
114#endif /* XFS_BTREE_TRACE */
115
116#endif /* __XFS_BTREE_TRACE_H__ */