diff options
Diffstat (limited to 'usr.sbin/pmcstat/pmcstat_log.h')
| -rw-r--r-- | usr.sbin/pmcstat/pmcstat_log.h | 143 |
1 files changed, 1 insertions, 142 deletions
diff --git a/usr.sbin/pmcstat/pmcstat_log.h b/usr.sbin/pmcstat/pmcstat_log.h index 32a22f45063f..fc8d60964ed9 100644 --- a/usr.sbin/pmcstat/pmcstat_log.h +++ b/usr.sbin/pmcstat/pmcstat_log.h @@ -34,142 +34,10 @@ #ifndef _PMCSTAT_LOG_H_ #define _PMCSTAT_LOG_H_ -typedef const void *pmcstat_interned_string; +#include <libpmcstat.h> -/* - * A 'pmcstat_process' structure models processes. Each process is - * associated with a set of pmcstat_pcmap structures that map - * addresses inside it to executable objects. This set is implemented - * as a list, kept sorted in ascending order of mapped addresses. - * - * 'pp_pid' holds the pid of the process. When a process exits, the - * 'pp_isactive' field is set to zero, but the process structure is - * not immediately reclaimed because there may still be samples in the - * log for this process. - */ - -struct pmcstat_process { - LIST_ENTRY(pmcstat_process) pp_next; /* hash-next */ - pid_t pp_pid; /* associated pid */ - int pp_isactive; /* whether active */ - uintfptr_t pp_entryaddr; /* entry address */ - TAILQ_HEAD(,pmcstat_pcmap) pp_map; /* address range map */ -}; -extern LIST_HEAD(pmcstat_process_hash_list, pmcstat_process) pmcstat_process_hash[PMCSTAT_NHASH]; - -/* - * A 'pmcstat_image' structure describes an executable program on - * disk. 'pi_execpath' is a cookie representing the pathname of - * the executable. 'pi_start' and 'pi_end' are the least and greatest - * virtual addresses for the text segments in the executable. - * 'pi_gmonlist' contains a linked list of gmon.out files associated - * with this image. - */ - -enum pmcstat_image_type { - PMCSTAT_IMAGE_UNKNOWN = 0, /* never looked at the image */ - PMCSTAT_IMAGE_INDETERMINABLE, /* can't tell what the image is */ - PMCSTAT_IMAGE_ELF32, /* ELF 32 bit object */ - PMCSTAT_IMAGE_ELF64, /* ELF 64 bit object */ - PMCSTAT_IMAGE_AOUT /* AOUT object */ -}; - -struct pmcstat_image { - LIST_ENTRY(pmcstat_image) pi_next; /* hash link */ - pmcstat_interned_string pi_execpath; /* cookie */ - pmcstat_interned_string pi_samplename; /* sample path name */ - pmcstat_interned_string pi_fullpath; /* path to FS object */ - pmcstat_interned_string pi_name; /* display name */ - - enum pmcstat_image_type pi_type; /* executable type */ - - /* - * Executables have pi_start and pi_end; these are zero - * for shared libraries. - */ - uintfptr_t pi_start; /* start address (inclusive) */ - uintfptr_t pi_end; /* end address (exclusive) */ - uintfptr_t pi_entry; /* entry address */ - uintfptr_t pi_vaddr; /* virtual address where loaded */ - int pi_isdynamic; /* whether a dynamic object */ - int pi_iskernelmodule; - pmcstat_interned_string pi_dynlinkerpath; /* path in .interp */ - - /* All symbols associated with this object. */ - struct pmcstat_symbol *pi_symbols; - size_t pi_symcount; - - /* Handle to addr2line for this image. */ - FILE *pi_addr2line; - - /* - * Plugins private data - */ - - /* gprof: - * An image can be associated with one or more gmon.out files; - * one per PMC. - */ - LIST_HEAD(,pmcstat_gmonfile) pi_gmlist; -}; -extern LIST_HEAD(pmcstat_image_hash_list, pmcstat_image) pmcstat_image_hash[PMCSTAT_NHASH]; - -/* - * A 'pmcstat_pcmap' structure maps a virtual address range to an - * underlying 'pmcstat_image' descriptor. - */ -struct pmcstat_pcmap { - TAILQ_ENTRY(pmcstat_pcmap) ppm_next; - uintfptr_t ppm_lowpc; - uintfptr_t ppm_highpc; - struct pmcstat_image *ppm_image; -}; - -/* - * Each function symbol tracked by pmcstat(8). - */ - -struct pmcstat_symbol { - pmcstat_interned_string ps_name; - uint64_t ps_start; - uint64_t ps_end; -}; - -/* - * 'pmcstat_pmcrecord' is a mapping from PMC ids to human-readable - * names. - */ - -struct pmcstat_pmcrecord { - LIST_ENTRY(pmcstat_pmcrecord) pr_next; - pmc_id_t pr_pmcid; - int pr_pmcin; - pmcstat_interned_string pr_pmcname; - int pr_samples; - int pr_dubious_frames; - struct pmcstat_pmcrecord *pr_merge; -}; -extern LIST_HEAD(pmcstat_pmcs, pmcstat_pmcrecord) pmcstat_pmcs; /* PMC list */ - -/* - * Misc. statistics - */ -struct pmcstat_stats { - int ps_exec_aout; /* # a.out executables seen */ - int ps_exec_elf; /* # elf executables seen */ - int ps_exec_errors; /* # errors processing executables */ - int ps_exec_indeterminable; /* # unknown executables seen */ - int ps_samples_total; /* total number of samples processed */ - int ps_samples_skipped; /* #samples filtered out for any reason */ - int ps_samples_unknown_offset; /* #samples of rank 0 not in a map */ - int ps_samples_indeterminable; /* #samples in indeterminable images */ - int ps_samples_unknown_function;/* #samples with unknown function at offset */ - int ps_callchain_dubious_frames;/* #dubious frame pointers seen */ -}; extern struct pmcstat_stats pmcstat_stats; /* statistics */ - extern struct pmcstat_process *pmcstat_kernproc; /* kernel 'process' */ - extern int pmcstat_npmcs; /* PMC count. */ /* @@ -182,17 +50,8 @@ extern int pmcstat_pmcinfilter; /* PMC index displayed. */ const char *pmcstat_pmcid_to_name(pmc_id_t _pmcid); const char *pmcstat_pmcindex_to_name(int pmcin); struct pmcstat_pmcrecord *pmcstat_pmcindex_to_pmcr(int pmcin); -struct pmcstat_pcmap *pmcstat_process_find_map(struct pmcstat_process *_p, - uintfptr_t _pc); -struct pmcstat_symbol *pmcstat_symbol_search(struct pmcstat_image *image, - uintfptr_t addr); -const char *pmcstat_string_unintern(pmcstat_interned_string _is); -pmcstat_interned_string pmcstat_string_intern(const char *_s); -void pmcstat_image_determine_type(struct pmcstat_image *_image); -pmcstat_interned_string pmcstat_string_lookup(const char *_s); int pmcstat_image_addr2line(struct pmcstat_image *image, uintfptr_t addr, char *sourcefile, size_t sourcefile_len, unsigned *sourceline, char *funcname, size_t funcname_len); #endif /* _PMCSTAT_LOG_H_ */ - |