X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=fio.h;h=049692d65e03783d3dcd934f2225c50482e7a6cb;hb=69a852f567ab20358fe21b7815626c27a4214b42;hp=21d49a6a7e6bed719eb01d601902e16ea691a37e;hpb=4580885d413c7bca742dc2a373b9afcd5f48d7f8;p=fio.git

diff --git a/fio.h b/fio.h
index 21d49a6a..049692d6 100644
--- a/fio.h
+++ b/fio.h
@@ -42,6 +42,7 @@ struct group_run_stats {
 	unsigned long long max_bw[2], min_bw[2];
 	unsigned long long io_kb[2];
 	unsigned long long agg[2];
+	unsigned int kb_base;
 };
 
 /*
@@ -111,6 +112,15 @@ struct thread_stat {
 	unsigned long long io_bytes[2];
 	unsigned long runtime[2];
 	unsigned long total_run_time;
+
+	/*
+	 * IO Error related stats
+	 */
+	unsigned continue_on_error;
+	unsigned long total_err_count;
+	int first_error;
+
+	unsigned int kb_base;
 };
 
 struct bssplit {
@@ -127,6 +137,7 @@ struct thread_options {
 	char *opendir;
 	char *ioengine;
 	enum td_ddir td_ddir;
+	unsigned int kb_base;
 	unsigned int ddir_nr;
 	unsigned int iodepth;
 	unsigned int iodepth_low;
@@ -167,6 +178,7 @@ struct thread_options {
 	unsigned int verify_pattern;
 	unsigned int verify_pattern_bytes;
 	unsigned int verify_fatal;
+	unsigned int verify_async;
 	unsigned int use_thread;
 	unsigned int unlink;
 	unsigned int do_disk_util;
@@ -185,6 +197,7 @@ struct thread_options {
 	unsigned int thinktime_spin;
 	unsigned int thinktime_blocks;
 	unsigned int fsync_blocks;
+	unsigned int fdatasync_blocks;
 	unsigned int start_delay;
 	unsigned long long timeout;
 	unsigned long long ramp_time;
@@ -194,12 +207,15 @@ struct thread_options {
 	unsigned long long zone_size;
 	unsigned long long zone_skip;
 	enum fio_memtype mem_type;
+	unsigned int mem_align;
 
 	unsigned int stonewall;
 	unsigned int new_group;
 	unsigned int numjobs;
 	os_cpu_mask_t cpumask;
 	unsigned int cpumask_set;
+	os_cpu_mask_t verify_cpumask;
+	unsigned int verify_cpumask_set;
 	unsigned int iolog;
 	unsigned int rwmixcycle;
 	unsigned int rwmix[2];
@@ -241,6 +257,11 @@ struct thread_options {
 	 */
 	unsigned int cpuload;
 	unsigned int cpucycle;
+
+	/*
+	 * I/O Error handling
+	 */
+	unsigned int continue_on_error;
 };
 
 #define FIO_VERROR_SIZE	128
@@ -305,6 +326,17 @@ struct thread_data {
 	struct flist_head io_u_freelist;
 	struct flist_head io_u_busylist;
 	struct flist_head io_u_requeues;
+	pthread_mutex_t io_u_lock;
+	pthread_cond_t free_cond;
+
+	/*
+	 * async verify offload
+	 */
+	struct flist_head verify_list;
+	pthread_t *verify_threads;
+	unsigned int nr_verify_threads;
+	pthread_cond_t verify_cond;
+	int verify_thread_exit;
 
 	/*
 	 * Rate state
@@ -369,6 +401,12 @@ struct thread_data {
 	 * For generating file sizes
 	 */
 	os_random_state_t file_size_state;
+
+	/*
+	 * Error counts
+	 */
+	unsigned int total_err_count;
+	int first_error;
 };
 
 /*
@@ -386,10 +424,13 @@ enum {
 			break;						\
 		int e = (err);						\
 		(td)->error = e;					\
-		snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg));	\
+		if (!(td)->first_error)					\
+			snprintf(td->verror, sizeof(td->verror) - 1, "file:%s:%d, func=%s, error=%s", __FILE__, __LINE__, (func), (msg));		\
 	} while (0)
 
 
+#define td_clear_error(td)		\
+	(td)->error = 0;
 #define td_verror(td, err, func)	\
 	__td_verror((td), (err), strerror((err)), (func))
 #define td_vmsg(td, err, msg, func)	\
@@ -425,6 +466,15 @@ static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
 
 #define MAX_JOBS	(1024)
 
+#define td_non_fatal_error(e)	((e) == EIO || (e) == EILSEQ)
+
+static inline void update_error_count(struct thread_data *td, int err)
+{
+	td->total_err_count++;
+	if (td->total_err_count == 1)
+		td->first_error = err;
+}
+
 static inline int should_fsync(struct thread_data *td)
 {
 	if (td->last_was_sync)
@@ -461,6 +511,7 @@ extern int in_ramp_time(struct thread_data *);
  */
 extern int __must_check parse_options(int, char **);
 extern int fio_options_parse(struct thread_data *, char **, int);
+extern void fio_keywords_init(void);
 extern int fio_cmd_option_parse(struct thread_data *, const char *, char *);
 extern void fio_fill_default_options(struct thread_data *);
 extern int fio_show_option_help(const char *);
@@ -624,4 +675,31 @@ static inline int should_check_rate(struct thread_data *td,
 	return ret;
 }
 
+static inline int is_power_of_2(unsigned int val)
+{
+	return (val != 0 && ((val & (val - 1)) == 0));
+}
+
+/*
+ * We currently only need to do locking if we have verifier threads
+ * accessing our internal structures too
+ */
+static inline void td_io_u_lock(struct thread_data *td)
+{
+	if (td->o.verify_async)
+		pthread_mutex_lock(&td->io_u_lock);
+}
+
+static inline void td_io_u_unlock(struct thread_data *td)
+{
+	if (td->o.verify_async)
+		pthread_mutex_unlock(&td->io_u_lock);
+}
+
+static inline void td_io_u_free_notify(struct thread_data *td)
+{
+	if (td->o.verify_async)
+		pthread_cond_signal(&td->free_cond);
+}
+
 #endif