projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c1a000d | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 63f92ddc JK |
2 | /* |
| 3 | * f2fs IO tracer | |
| 4 | * | |
| 5 | * Copyright (c) 2014 Motorola Mobility | |
| 6 | * Copyright (c) 2014 Jaegeuk Kim <jaegeuk@kernel.org> | |
| 63f92ddc JK |
7 | */ |
| 8 | #ifndef __F2FS_TRACE_H__ | |
| 9 | #define __F2FS_TRACE_H__ | |
| 10 | ||
| 11 | #ifdef CONFIG_F2FS_IO_TRACE | |
| 12 | #include <trace/events/f2fs.h> | |
| 13 | ||
| 0e689d03 JK |
14 | enum file_type { |
| 15 | __NORMAL_FILE, | |
| 16 | __DIR_FILE, | |
| 17 | __NODE_FILE, | |
| 18 | __META_FILE, | |
| 19 | __ATOMIC_FILE, | |
| 20 | __VOLATILE_FILE, | |
| 21 | __MISC_FILE, | |
| 22 | }; | |
| 23 | ||
| 24 | struct last_io_info { | |
| 25 | int major, minor; | |
| 26 | pid_t pid; | |
| 27 | enum file_type type; | |
| 28 | struct f2fs_io_info fio; | |
| 29 | block_t len; | |
| 30 | }; | |
| 31 | ||
| 63f92ddc | 32 | extern void f2fs_trace_pid(struct page *); |
| 05ca3632 | 33 | extern void f2fs_trace_ios(struct f2fs_io_info *, int); |
| c0508650 | 34 | extern void f2fs_build_trace_ios(void); |
| 351f4fba | 35 | extern void f2fs_destroy_trace_ios(void); |
| 63f92ddc JK |
36 | #else |
| 37 | #define f2fs_trace_pid(p) | |
| 05ca3632 | 38 | #define f2fs_trace_ios(i, n) |
| c0508650 | 39 | #define f2fs_build_trace_ios() |
| 351f4fba | 40 | #define f2fs_destroy_trace_ios() |
| 63f92ddc JK |
41 | |
| 42 | #endif | |
| 43 | #endif /* __F2FS_TRACE_H__ */ |