blktrace_api.h revision d7db594b8d1dab36b711bd887a9dd21675c87243
1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ***   To edit the content of this header, modify the corresponding
11 ***   source file (e.g. under external/kernel-headers/original/) then
12 ***   run bionic/libc/kernel/tools/update_all.py
13 ***
14 ***   Any manual change here will be lost the next time this script will
15 ***   be run. You've been warned!
16 ***
17 ****************************************************************************
18 ****************************************************************************/
19#ifndef _UAPIBLKTRACE_H
20#define _UAPIBLKTRACE_H
21#include <linux/types.h>
22enum blktrace_cat {
23/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
24  BLK_TC_READ = 1 << 0,
25  BLK_TC_WRITE = 1 << 1,
26  BLK_TC_FLUSH = 1 << 2,
27  BLK_TC_SYNC = 1 << 3,
28/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
29  BLK_TC_SYNCIO = BLK_TC_SYNC,
30  BLK_TC_QUEUE = 1 << 4,
31  BLK_TC_REQUEUE = 1 << 5,
32  BLK_TC_ISSUE = 1 << 6,
33/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
34  BLK_TC_COMPLETE = 1 << 7,
35  BLK_TC_FS = 1 << 8,
36  BLK_TC_PC = 1 << 9,
37  BLK_TC_NOTIFY = 1 << 10,
38/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
39  BLK_TC_AHEAD = 1 << 11,
40  BLK_TC_META = 1 << 12,
41  BLK_TC_DISCARD = 1 << 13,
42  BLK_TC_DRV_DATA = 1 << 14,
43/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
44  BLK_TC_FUA = 1 << 15,
45  BLK_TC_END = 1 << 15,
46};
47#define BLK_TC_SHIFT (16)
48/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
49#define BLK_TC_ACT(act) ((act) << BLK_TC_SHIFT)
50enum blktrace_act {
51  __BLK_TA_QUEUE = 1,
52  __BLK_TA_BACKMERGE,
53/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
54  __BLK_TA_FRONTMERGE,
55  __BLK_TA_GETRQ,
56  __BLK_TA_SLEEPRQ,
57  __BLK_TA_REQUEUE,
58/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
59  __BLK_TA_ISSUE,
60  __BLK_TA_COMPLETE,
61  __BLK_TA_PLUG,
62  __BLK_TA_UNPLUG_IO,
63/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
64  __BLK_TA_UNPLUG_TIMER,
65  __BLK_TA_INSERT,
66  __BLK_TA_SPLIT,
67  __BLK_TA_BOUNCE,
68/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
69  __BLK_TA_REMAP,
70  __BLK_TA_ABORT,
71  __BLK_TA_DRV_DATA,
72};
73/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
74enum blktrace_notify {
75  __BLK_TN_PROCESS = 0,
76  __BLK_TN_TIMESTAMP,
77  __BLK_TN_MESSAGE,
78/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
79};
80#define BLK_TA_QUEUE (__BLK_TA_QUEUE | BLK_TC_ACT(BLK_TC_QUEUE))
81#define BLK_TA_BACKMERGE (__BLK_TA_BACKMERGE | BLK_TC_ACT(BLK_TC_QUEUE))
82#define BLK_TA_FRONTMERGE (__BLK_TA_FRONTMERGE | BLK_TC_ACT(BLK_TC_QUEUE))
83/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
84#define BLK_TA_GETRQ (__BLK_TA_GETRQ | BLK_TC_ACT(BLK_TC_QUEUE))
85#define BLK_TA_SLEEPRQ (__BLK_TA_SLEEPRQ | BLK_TC_ACT(BLK_TC_QUEUE))
86#define BLK_TA_REQUEUE (__BLK_TA_REQUEUE | BLK_TC_ACT(BLK_TC_REQUEUE))
87#define BLK_TA_ISSUE (__BLK_TA_ISSUE | BLK_TC_ACT(BLK_TC_ISSUE))
88/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
89#define BLK_TA_COMPLETE (__BLK_TA_COMPLETE | BLK_TC_ACT(BLK_TC_COMPLETE))
90#define BLK_TA_PLUG (__BLK_TA_PLUG | BLK_TC_ACT(BLK_TC_QUEUE))
91#define BLK_TA_UNPLUG_IO (__BLK_TA_UNPLUG_IO | BLK_TC_ACT(BLK_TC_QUEUE))
92#define BLK_TA_UNPLUG_TIMER (__BLK_TA_UNPLUG_TIMER | BLK_TC_ACT(BLK_TC_QUEUE))
93/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
94#define BLK_TA_INSERT (__BLK_TA_INSERT | BLK_TC_ACT(BLK_TC_QUEUE))
95#define BLK_TA_SPLIT (__BLK_TA_SPLIT)
96#define BLK_TA_BOUNCE (__BLK_TA_BOUNCE)
97#define BLK_TA_REMAP (__BLK_TA_REMAP | BLK_TC_ACT(BLK_TC_QUEUE))
98/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
99#define BLK_TA_ABORT (__BLK_TA_ABORT | BLK_TC_ACT(BLK_TC_QUEUE))
100#define BLK_TA_DRV_DATA (__BLK_TA_DRV_DATA | BLK_TC_ACT(BLK_TC_DRV_DATA))
101#define BLK_TN_PROCESS (__BLK_TN_PROCESS | BLK_TC_ACT(BLK_TC_NOTIFY))
102#define BLK_TN_TIMESTAMP (__BLK_TN_TIMESTAMP | BLK_TC_ACT(BLK_TC_NOTIFY))
103/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
104#define BLK_TN_MESSAGE (__BLK_TN_MESSAGE | BLK_TC_ACT(BLK_TC_NOTIFY))
105#define BLK_IO_TRACE_MAGIC 0x65617400
106#define BLK_IO_TRACE_VERSION 0x07
107struct blk_io_trace {
108/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
109  __u32 magic;
110  __u32 sequence;
111  __u64 time;
112  __u64 sector;
113/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
114  __u32 bytes;
115  __u32 action;
116  __u32 pid;
117  __u32 device;
118/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
119  __u32 cpu;
120  __u16 error;
121  __u16 pdu_len;
122};
123/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
124struct blk_io_trace_remap {
125  __be32 device_from;
126  __be32 device_to;
127  __be64 sector_from;
128/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
129};
130enum {
131  Blktrace_setup = 1,
132  Blktrace_running,
133/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
134  Blktrace_stopped,
135};
136#define BLKTRACE_BDEV_SIZE 32
137struct blk_user_trace_setup {
138/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
139  char name[BLKTRACE_BDEV_SIZE];
140  __u16 act_mask;
141  __u32 buf_size;
142  __u32 buf_nr;
143/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
144  __u64 start_lba;
145  __u64 end_lba;
146  __u32 pid;
147};
148/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
149#endif
150