X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=fio.h;h=b05cb3dfc395346fe02775e65d7a4fba5288ed43;hb=d3dacdc61dfe878fda0c363084c4330492e38b2b;hp=53bcda1315f9b88858e6cf2f41b37b03b4380bd5;hpb=5857e8e0f53e81bd7096209fe5cabf91ce74b853;p=fio.git

diff --git a/fio.h b/fio.h
index 53bcda13..b05cb3df 100644
--- a/fio.h
+++ b/fio.h
@@ -36,6 +36,8 @@
 #include "lib/rand.h"
 #include "lib/rbtree.h"
 #include "lib/num2str.h"
+#include "lib/memalign.h"
+#include "smalloc.h"
 #include "client.h"
 #include "server.h"
 #include "stat.h"
@@ -137,6 +139,7 @@ enum {
 	FIO_RAND_ZONE_OFF,
 	FIO_RAND_POISSON2_OFF,
 	FIO_RAND_POISSON3_OFF,
+	FIO_RAND_PRIO_CMDS,
 	FIO_RAND_NR_OFFS,
 };
 
@@ -146,6 +149,9 @@ enum {
 
 	RATE_PROCESS_LINEAR = 0,
 	RATE_PROCESS_POISSON = 1,
+
+	THINKTIME_BLOCKS_TYPE_COMPLETE = 0,
+	THINKTIME_BLOCKS_TYPE_ISSUE = 1,
 };
 
 enum {
@@ -169,8 +175,6 @@ struct zone_split_index {
 	uint64_t size_prev;
 };
 
-#define FIO_MAX_OPEN_ZBD_ZONES 128
-
 /*
  * This describes a single thread/process executing a fio job.
  */
@@ -228,6 +232,7 @@ struct thread_data {
 		double pareto_h;
 		double gauss_dev;
 	};
+	double random_center;
 	int error;
 	int sig;
 	int done;
@@ -245,7 +250,7 @@ struct thread_data {
 	void *iolog_buf;
 	FILE *iolog_f;
 
-	unsigned long rand_seeds[FIO_RAND_NR_OFFS];
+	uint64_t rand_seeds[FIO_RAND_NR_OFFS];
 
 	struct frand_state bsrange_state[DDIR_RWDIR_CNT];
 	struct frand_state verify_state;
@@ -256,8 +261,10 @@ struct thread_data {
 	struct frand_state buf_state_prev;
 	struct frand_state dedupe_state;
 	struct frand_state zone_state;
+	struct frand_state prio_state;
 
 	struct zone_split_index **zone_state_index;
+	unsigned int num_open_zones;
 
 	unsigned int verify_batch;
 	unsigned int trim_batch;
@@ -277,7 +284,6 @@ struct thread_data {
 	 * IO engine private data and dlhandle.
 	 */
 	void *io_ops_data;
-	void *io_ops_dlhandle;
 
 	/*
 	 * Queue depth of io_u's that fio MIGHT do
@@ -317,7 +323,7 @@ struct thread_data {
 	 */
 	uint64_t rate_bps[DDIR_RWDIR_CNT];
 	uint64_t rate_next_io_time[DDIR_RWDIR_CNT];
-	unsigned long rate_bytes[DDIR_RWDIR_CNT];
+	unsigned long long rate_bytes[DDIR_RWDIR_CNT];
 	unsigned long rate_blocks[DDIR_RWDIR_CNT];
 	unsigned long long rate_io_issue_bytes[DDIR_RWDIR_CNT];
 	struct timespec lastrate[DDIR_RWDIR_CNT];
@@ -351,6 +357,8 @@ struct thread_data {
 	struct fio_sem *sem;
 	uint64_t bytes_done[DDIR_RWDIR_CNT];
 
+	uint64_t *thinktime_blocks_counter;
+
 	/*
 	 * State for random io, a bitmap of blocks done vs not done
 	 */
@@ -375,6 +383,7 @@ struct thread_data {
 	unsigned int latency_qd_high;
 	unsigned int latency_qd_low;
 	unsigned int latency_failed;
+	unsigned int latency_stable_count;
 	uint64_t latency_ios;
 	int latency_end_run;
 
@@ -436,6 +445,7 @@ struct thread_data {
 	int first_error;
 
 	struct fio_flow *flow;
+	unsigned long long flow_counter;
 
 	/*
 	 * Can be overloaded by profiles
@@ -458,8 +468,14 @@ struct thread_data {
 	CUdevice  cu_dev;
 	CUcontext cu_ctx;
 	CUdeviceptr dev_mem_ptr;
-#endif	
+#endif
+
+};
 
+struct thread_segment {
+	struct thread_data *threads;
+	int shm_id;
+	int nr_threads;
 };
 
 /*
@@ -505,10 +521,15 @@ enum {
 #define __fio_stringify_1(x)	#x
 #define __fio_stringify(x)	__fio_stringify_1(x)
 
+#define REAL_MAX_JOBS		4096
+#define JOBS_PER_SEG		8
+#define REAL_MAX_SEG		(REAL_MAX_JOBS / JOBS_PER_SEG)
+
 extern bool exitall_on_terminate;
 extern unsigned int thread_number;
 extern unsigned int stat_number;
-extern int shm_id;
+extern unsigned int nr_segments;
+extern unsigned int cur_segment;
 extern int groupid;
 extern int output_format;
 extern int append_terse_output;
@@ -537,7 +558,15 @@ extern char *trigger_remote_cmd;
 extern long long trigger_timeout;
 extern char *aux_path;
 
-extern struct thread_data *threads;
+extern struct thread_segment segments[REAL_MAX_SEG];
+
+static inline struct thread_data *tnumber_to_td(unsigned int tnumber)
+{
+	struct thread_segment *seg;
+
+	seg = &segments[tnumber / JOBS_PER_SEG];
+	return &seg->threads[tnumber & (JOBS_PER_SEG - 1)];
+}
 
 static inline bool is_running_backend(void)
 {
@@ -552,8 +581,6 @@ static inline void fio_ro_check(const struct thread_data *td, struct io_u *io_u)
 	       !(io_u->ddir == DDIR_TRIM && !td_trim(td)));
 }
 
-#define REAL_MAX_JOBS		4096
-
 static inline bool should_fsync(struct thread_data *td)
 {
 	if (td->last_was_sync)
@@ -660,8 +687,14 @@ extern const char *runstate_to_name(int runstate);
  */
 #define FIO_REAP_TIMEOUT	300
 
-#define TERMINATE_ALL		(-1U)
-extern void fio_terminate_threads(unsigned int);
+enum {
+	TERMINATE_NONE = 0,
+	TERMINATE_GROUP = 1,
+	TERMINATE_STONEWALL = 2,
+	TERMINATE_ALL = -1,
+};
+
+extern void fio_terminate_threads(unsigned int, unsigned int);
 extern void fio_mark_td_terminate(struct thread_data *);
 
 /*
@@ -698,23 +731,13 @@ extern void lat_target_reset(struct thread_data *);
  * Iterates all threads/processes within all the defined jobs
  */
 #define for_each_td(td, i)	\
-	for ((i) = 0, (td) = &threads[0]; (i) < (int) thread_number; (i)++, (td)++)
+	for ((i) = 0, (td) = &segments[0].threads[0]; (i) < (int) thread_number; (i)++, (td) = tnumber_to_td((i)))
 #define for_each_file(td, f, i)	\
 	if ((td)->files_index)						\
 		for ((i) = 0, (f) = (td)->files[0];			\
 	    	 (i) < (td)->o.nr_files && ((f) = (td)->files[i]) != NULL; \
 		 (i)++)
 
-#define fio_assert(td, cond)	do {	\
-	if (!(cond)) {			\
-		int *__foo = NULL;	\
-		fprintf(stderr, "file:%s:%d, assert %s failed\n", __FILE__, __LINE__, #cond);	\
-		td_set_runstate((td), TD_EXITED);	\
-		(td)->error = EFAULT;		\
-		*__foo = 0;			\
-	}	\
-} while (0)
-
 static inline bool fio_fill_issue_time(struct thread_data *td)
 {
 	if (td->o.read_iolog_file ||
@@ -738,17 +761,9 @@ static inline bool option_check_rate(struct thread_data *td, enum fio_ddir ddir)
 	return false;
 }
 
-static inline bool __should_check_rate(struct thread_data *td)
-{
-	return (td->flags & TD_F_CHECK_RATE) != 0;
-}
-
 static inline bool should_check_rate(struct thread_data *td)
 {
-	if (!__should_check_rate(td))
-		return false;
-
-	return ddir_rw_sum(td->bytes_done) != 0;
+	return (td->flags & TD_F_CHECK_RATE) != 0;
 }
 
 static inline unsigned long long td_max_bs(struct thread_data *td)
@@ -772,6 +787,11 @@ static inline bool td_async_processing(struct thread_data *td)
 	return (td->flags & TD_F_NEED_LOCK) != 0;
 }
 
+static inline bool td_offload_overlap(struct thread_data *td)
+{
+	return td->o.serialize_overlap && td->o.io_submit_mode == IO_MODE_OFFLOAD;
+}
+
 /*
  * We currently only need to do locking if we have verifier threads
  * accessing our internal structures too
@@ -852,4 +872,17 @@ enum {
 extern void exec_trigger(const char *);
 extern void check_trigger_file(void);
 
+extern bool in_flight_overlap(struct io_u_queue *q, struct io_u *io_u);
+extern pthread_mutex_t overlap_check;
+
+static inline void *fio_memalign(size_t alignment, size_t size, bool shared)
+{
+	return __fio_memalign(alignment, size, shared ? smalloc : malloc);
+}
+
+static inline void fio_memfree(void *ptr, size_t size, bool shared)
+{
+	return __fio_memfree(ptr, size, shared ? sfree : free);
+}
+
 #endif