operf_sfile.h

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#ifndef OPD_SFILE_H
#define OPD_SFILE_H

#include "operf_utils.h"
#include "odb.h"
#include "op_hw_config.h"
#include "op_types.h"
#include "op_list.h"
#include "operf_process_info.h"

#include <sys/types.h>

struct operf_transient;
struct operf_kernel_image;

#define CG_HASH_SIZE 16
#define INVALID_IMAGE "INVALID IMAGE"

#define VMA_SHIFT 13

struct operf_sfile {
    unsigned long hashval;
    const char * image_name;
    const char * app_filename;
    size_t image_len, app_len;
    pid_t tid;
    pid_t tgid;
    unsigned int cpu;
    struct operf_kernel_image * kernel;
    bool is_anon;
    vma_t start_addr;
    vma_t end_addr;

    struct list_head hash;
    struct list_head lru;
    int ignored;
    odb_t files[OP_MAX_COUNTERS];
    odb_t * ext_files;
    struct list_head cg_hash[CG_HASH_SIZE];
};

struct operf_cg_entry {
    struct operf_sfile to;
    struct list_head hash;
};

struct operf_transient {
    struct operf_sfile * current;
    struct operf_sfile * last;
    bool is_anon;
    operf_process_info * cur_procinfo;
    vma_t pc;
    const char * image_name;
    const char * app_filename;
    size_t image_len, app_len;
    vma_t last_pc;
    int event;
    u64 sample_id;
    int in_kernel;
    unsigned long cpu;
    u32 tid;
    u32 tgid;
    vma_t start_addr;
    vma_t end_addr;
    bool cg;
    // TODO: handle extended
    //void * ext;
};


void operf_sfile_clear_kernel(void);

void operf_sfile_sync_files(void);

void operf_sfile_close_files(void);

int operf_sfile_lru_clear(void);

void operf_sfile_get(struct operf_sfile * sf);

void operf_sfile_put(struct operf_sfile * sf);

struct operf_sfile * operf_sfile_find(struct operf_transient const * trans);

void operf_sfile_log_sample(struct operf_transient const * trans);

void operf_sfile_log_sample_count(struct operf_transient const * trans,
                            unsigned long int count);

void operf_sfile_log_arc(struct operf_transient const * trans);

void operf_sfile_init(void);

#endif /* OPD_SFILE_H */