Mike Dodd | 8cfa702 | 2010-11-17 11:12:26 -0800 | [diff] [blame] | 1 | /** |
| 2 | * @file opd_sample_files.h |
| 3 | * Management of sample files |
| 4 | * |
| 5 | * @remark Copyright 2002 OProfile authors |
| 6 | * @remark Read the file COPYING |
| 7 | * |
| 8 | * @author John Levon |
| 9 | * @author Philippe Elie |
| 10 | */ |
| 11 | |
| 12 | #ifndef OPD_SAMPLE_FILES_H |
| 13 | #define OPD_SAMPLE_FILES_H |
| 14 | |
| 15 | #include "op_list.h" |
| 16 | #include "odb.h" |
| 17 | |
| 18 | struct opd_image; |
| 19 | |
| 20 | /** one samples file when profiling on a 2.2/2.4 kernel */ |
| 21 | struct opd_24_sfile { |
| 22 | /** lru list of sample file */ |
| 23 | struct list_head lru_next; |
| 24 | /** the sample file itself */ |
| 25 | odb_t sample_file; |
| 26 | }; |
| 27 | |
| 28 | /** |
| 29 | * sync all samples files |
| 30 | */ |
| 31 | void opd_sync_samples_files(void); |
| 32 | |
| 33 | /** |
| 34 | * @param image the image pointer to work on |
| 35 | * |
| 36 | * close all samples files belonging to this image |
| 37 | */ |
| 38 | void opd_close_image_samples_files(struct opd_image * image); |
| 39 | |
| 40 | /** |
| 41 | * opd_open_24_sample_file - open an image sample file |
| 42 | * @param image image to open file for |
| 43 | * @param counter counter number |
| 44 | * @param cpu_nr cpu number |
| 45 | * |
| 46 | * Open image sample file for the image, counter |
| 47 | * counter and set up memory mappings for it. |
| 48 | * image->kernel and image->name must have meaningful |
| 49 | * values. |
| 50 | * |
| 51 | * Returns 0 on success. |
| 52 | */ |
| 53 | int opd_open_24_sample_file(struct opd_image * image, int counter, int cpu_nr); |
| 54 | |
| 55 | /** |
| 56 | * @param sfile sample file to act on |
| 57 | * |
| 58 | * put sfile at the head of samples files lru list |
| 59 | */ |
| 60 | void opd_24_sfile_lru(struct opd_24_sfile * sfile); |
| 61 | |
| 62 | |
| 63 | #endif /* OPD_SAMPLE_FILES_H */ |