X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=52f1def7a28d20cdb4bc767f4a5ac7197efd0514;hp=ebf6309b530f3a84f6b2cda5d9a841f70fde4488;hb=a2879fea33ee8c701da766e2def867f7fb2d052e;hpb=06464907159baf7a1eeac654a023743e33f28d86

diff --git a/fio.h b/fio.h
index ebf6309b..52f1def7 100644
--- a/fio.h
+++ b/fio.h
@@ -39,6 +39,7 @@
 #include "server.h"
 #include "stat.h"
 #include "flow.h"
+#include "io_u_queue.h"
 
 #ifdef CONFIG_SOLARISAIO
 #include <sys/asynch.h>
@@ -81,6 +82,10 @@ enum {
 	FIO_RAND_FILE_SIZE_OFF,
 	FIO_RAND_TRIM_OFF,
 	FIO_RAND_BUF_OFF,
+	FIO_RAND_SEQ_RAND_READ_OFF,
+	FIO_RAND_SEQ_RAND_WRITE_OFF,
+	FIO_RAND_SEQ_RAND_TRIM_OFF,
+	FIO_RAND_START_DELAY,
 	FIO_RAND_NR_OFFS,
 };
 
@@ -160,6 +165,10 @@ struct thread_data {
 		os_random_state_t trim_state;
 		struct frand_state __trim_state;
 	};
+	union {
+		os_random_state_t delay_state;
+		struct frand_state __delay_state;
+	};
 
 	struct frand_state buf_state;
 
@@ -192,9 +201,9 @@ struct thread_data {
 	/*
 	 * List of free and busy io_u's
 	 */
-	struct flist_head io_u_freelist;
-	struct flist_head io_u_busylist;
-	struct flist_head io_u_requeues;
+	struct io_u_ring io_u_requeues;
+	struct io_u_queue io_u_freelist;
+	struct io_u_queue io_u_all;
 	pthread_mutex_t io_u_lock;
 	pthread_cond_t free_cond;
 
@@ -244,6 +253,17 @@ struct thread_data {
 	unsigned int tv_cache_mask;
 	unsigned int ramp_time_over;
 
+	/*
+	 * Time since last latency_window was started
+	 */
+	struct timeval latency_ts;
+	unsigned int latency_qd;
+	unsigned int latency_qd_high;
+	unsigned int latency_qd_low;
+	unsigned int latency_failed;
+	uint64_t latency_ios;
+	int latency_end_run;
+
 	/*
 	 * read/write mixed workload state
 	 */
@@ -255,6 +275,14 @@ struct thread_data {
 	enum fio_ddir rwmix_ddir;
 	unsigned int ddir_seq_nr;
 
+	/*
+	 * rand/seq mixed workload state
+	 */
+	union {
+		os_random_state_t seq_rand_state[DDIR_RWDIR_CNT];
+		struct frand_state __seq_rand_state[DDIR_RWDIR_CNT];
+	};
+
 	/*
 	 * IO history logs for verification. We use a tree for sorting,
 	 * if we are overwriting. Otherwise just use a fifo.
@@ -321,10 +349,10 @@ enum {
 
 #define __td_verror(td, err, msg, func)					\
 	do {								\
-		int e = (err);						\
+		int ____e = (err);						\
 		if ((td)->error)					\
 			break;						\
-		(td)->error = e;					\
+		(td)->error = ____e;					\
 		if (!(td)->first_error)					\
 			snprintf(td->verror, sizeof(td->verror), "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg));		\
 	} while (0)
@@ -346,6 +374,7 @@ extern unsigned int stat_number;
 extern int shm_id;
 extern int groupid;
 extern int output_format;
+extern int append_terse_output;
 extern int temp_stall_ts;
 extern uintptr_t page_mask, page_size;
 extern int read_only;
@@ -394,7 +423,7 @@ extern int parse_cmd_line(int, char **, int);
 extern int fio_backend(void);
 extern void reset_fio_state(void);
 extern void clear_io_state(struct thread_data *);
-extern int fio_options_parse(struct thread_data *, char **, int);
+extern int fio_options_parse(struct thread_data *, char **, int, int);
 extern void fio_keywords_init(void);
 extern int fio_cmd_option_parse(struct thread_data *, const char *, char *);
 extern int fio_cmd_ioengine_option_parse(struct thread_data *, const char *, char *);
@@ -408,6 +437,7 @@ extern void td_fill_rand_seeds(struct thread_data *);
 extern void add_job_opts(const char **, int);
 extern char *num2str(unsigned long, int, int, int, int);
 extern int ioengine_load(struct thread_data *);
+extern int parse_dryrun(void);
 
 extern uintptr_t page_mask;
 extern uintptr_t page_size;
@@ -445,6 +475,9 @@ enum {
 };
 
 extern void td_set_runstate(struct thread_data *, int);
+extern int td_bump_runstate(struct thread_data *, int);
+extern void td_restore_runstate(struct thread_data *, int);
+
 #define TERMINATE_ALL		(-1)
 extern void fio_terminate_threads(int);
 
@@ -466,10 +499,17 @@ extern void reset_all_stats(struct thread_data *);
  * blktrace support
  */
 #ifdef FIO_HAVE_BLKTRACE
-extern int is_blktrace(const char *);
-extern int load_blktrace(struct thread_data *, const char *);
+extern int is_blktrace(const char *, int *);
+extern int load_blktrace(struct thread_data *, const char *, int);
 #endif
 
+/*
+ * Latency target helpers
+ */
+extern void lat_target_check(struct thread_data *);
+extern void lat_target_init(struct thread_data *);
+extern void lat_target_reset(struct thread_data *);
+
 #define for_each_td(td, i)	\
 	for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++)
 #define for_each_file(td, f, i)	\
@@ -535,6 +575,14 @@ static inline unsigned int td_max_bs(struct thread_data *td)
 	return max(td->o.max_bs[DDIR_TRIM], max_bs);
 }
 
+static inline unsigned int td_min_bs(struct thread_data *td)
+{
+	unsigned int min_bs;
+
+	min_bs = min(td->o.min_bs[DDIR_READ], td->o.min_bs[DDIR_WRITE]);
+	return min(td->o.min_bs[DDIR_TRIM], min_bs);
+}
+
 static inline int is_power_of_2(unsigned int val)
 {
 	return (val != 0 && ((val & (val - 1)) == 0));
@@ -584,4 +632,9 @@ enum {
 	FIO_RAND_GEN_LFSR,
 };
 
+enum {
+	FIO_CPUS_SHARED		= 0,
+	FIO_CPUS_SPLIT,
+};
+
 #endif