X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=iolog.h;h=eb5fdf3605b4b8895714d58ba079c0c3079d8cfb;hb=b07f6ad1ff4a22c12f9de2592ee35607bf45105f;hp=66c596e92ff8bc77edde7c072f451156a46a5228;hpb=aee2ab6775d96609a4632703827c409a7f9abcca;p=fio.git

diff --git a/iolog.h b/iolog.h
index 66c596e9..eb5fdf36 100644
--- a/iolog.h
+++ b/iolog.h
@@ -24,7 +24,7 @@ struct io_stat {
 struct io_sample {
 	uint64_t time;
 	uint64_t val;
-	uint32_t ddir;
+	uint32_t __ddir;
 	uint32_t bs;
 };
 
@@ -52,6 +52,8 @@ struct io_log {
 	uint64_t max_samples;
 	void *log;
 
+	unsigned int log_ddir_mask;
+
 	char *filename;
 
 	struct thread_data *td;
@@ -73,6 +75,11 @@ struct io_log {
 	 */
 	unsigned int log_gz;
 
+	/*
+	 * Don't deflate for storing, just store the compressed bits
+	 */
+	unsigned int log_gz_store;
+
 	/*
 	 * Windowed average, for logging single entries average over some
 	 * period of time.
@@ -86,6 +93,19 @@ struct io_log {
 	struct flist_head chunk_list;
 };
 
+/*
+ * If the upper bit is set, then we have the offset as well
+ */
+#define LOG_OFFSET_SAMPLE_BIT	0x80000000U
+#define io_sample_ddir(io)	((io)->__ddir & ~LOG_OFFSET_SAMPLE_BIT)
+
+static inline void io_sample_set_ddir(struct io_log *log,
+				      struct io_sample *io,
+				      enum fio_ddir ddir)
+{
+	io->__ddir = ddir | log->log_ddir_mask;
+}
+
 static inline size_t __log_entry_sz(int log_offset)
 {
 	if (log_offset)
@@ -102,7 +122,8 @@ static inline size_t log_entry_sz(struct io_log *log)
 static inline struct io_sample *__get_sample(void *samples, int log_offset,
 					     uint64_t sample)
 {
-	return samples + sample * __log_entry_sz(log_offset);
+	uint64_t sample_offset = sample * __log_entry_sz(log_offset);
+	return (struct io_sample *) ((char *) samples + sample_offset);
 }
 
 static inline struct io_sample *get_sample(struct io_log *iolog,
@@ -154,16 +175,20 @@ enum file_log_act {
 
 struct io_u;
 extern int __must_check read_iolog_get(struct thread_data *, struct io_u *);
-extern void log_io_u(struct thread_data *, struct io_u *);
+extern void log_io_u(const struct thread_data *, const struct io_u *);
 extern void log_file(struct thread_data *, struct fio_file *, enum file_log_act);
 extern int __must_check init_iolog(struct thread_data *td);
 extern void log_io_piece(struct thread_data *, struct io_u *);
 extern void unlog_io_piece(struct thread_data *, struct io_u *);
-extern void trim_io_piece(struct thread_data *, struct io_u *);
+extern void trim_io_piece(struct thread_data *, const struct io_u *);
 extern void queue_io_piece(struct thread_data *, struct io_piece *);
 extern void prune_io_piece_log(struct thread_data *);
 extern void write_iolog_close(struct thread_data *);
 
+#ifdef CONFIG_ZLIB
+extern int iolog_file_inflate(const char *);
+#endif
+
 /*
  * Logging
  */
@@ -173,28 +198,14 @@ struct log_params {
 	int log_type;
 	int log_offset;
 	int log_gz;
+	int log_gz_store;
 	int log_compress;
 };
 
 extern void finalize_logs(struct thread_data *td);
-extern void add_lat_sample(struct thread_data *, enum fio_ddir, unsigned long,
-				unsigned int, uint64_t);
-extern void add_clat_sample(struct thread_data *, enum fio_ddir, unsigned long,
-				unsigned int, uint64_t);
-extern void add_slat_sample(struct thread_data *, enum fio_ddir, unsigned long,
-				unsigned int, uint64_t);
-extern void add_bw_sample(struct thread_data *, enum fio_ddir, unsigned int,
-				struct timeval *);
-extern void add_iops_sample(struct thread_data *, enum fio_ddir, unsigned int,
-				struct timeval *);
-extern void init_disk_util(struct thread_data *);
-extern void update_rusage_stat(struct thread_data *);
 extern void setup_log(struct io_log **, struct log_params *, const char *);
-extern void flush_log(struct io_log *);
+extern void flush_log(struct io_log *, int);
 extern void free_log(struct io_log *);
-extern struct io_log *agg_io_log[DDIR_RWDIR_CNT];
-extern int write_bw_log;
-extern void add_agg_sample(unsigned long, enum fio_ddir, unsigned int);
 extern void fio_writeout_logs(struct thread_data *);
 extern int iolog_flush(struct io_log *, int);