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#ifndef FIO_BLKTRACE_H
#define FIO_BLKTRACE_H
#ifdef FIO_HAVE_BLKTRACE
#include <asm/types.h>
#include "blktrace_api.h"
struct blktrace_cursor {
struct fifo *fifo; // fifo queue for reading
FILE *f; // blktrace file
__u64 length; // length of trace
struct blk_io_trace t; // current io trace
int swap; // bitwise reverse required
int scalar; // scale percentage
int iter; // current iteration
int nr_iter; // number of iterations to run
};
bool is_blktrace(const char *, int *);
bool init_blktrace_read(struct thread_data *, const char *, int);
bool read_blktrace(struct thread_data* td);
int merge_blktrace_iologs(struct thread_data *td);
#else
static inline bool is_blktrace(const char *fname, int *need_swap)
{
return false;
}
static inline bool init_blktrace_read(struct thread_data *td, const char *fname,
int need_swap)
{
return false;
}
static inline bool read_blktrace(struct thread_data* td)
{
return false;
}
static inline int merge_blktrace_iologs(struct thread_data *td)
{
return false;
}
#endif
#endif
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