X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=options.c;h=9508607438a5149df800322f6c081ea6348d39bc;hp=6bd745553644283681c095853bca80483671c975;hb=01bf5128d0581e267383f280c6a1dcd26517240f;hpb=ed06328df452330b7210db2558ae125f6e0d8fe2

diff --git a/options.c b/options.c
index 6bd74555..95086074 100644
--- a/options.c
+++ b/options.c
@@ -482,7 +482,7 @@ static int str_rwmix_write_cb(void *data, unsigned long long *val)
 
 static int str_exitall_cb(void)
 {
-	exitall_on_terminate = 1;
+	exitall_on_terminate = true;
 	return 0;
 }
 
@@ -493,6 +493,9 @@ int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
 	const long max_cpu = cpus_online();
 
 	cpus_in_mask = fio_cpu_count(mask);
+	if (!cpus_in_mask)
+		return 0;
+
 	cpu_index = cpu_index % cpus_in_mask;
 
 	index = 0;
@@ -1155,7 +1158,7 @@ static int str_steadystate_cb(void *data, const char *str)
  * is escaped with a '\', then that ':' is part of the filename and does not
  * indicate a new file.
  */
-static char *get_next_name(char **ptr)
+char *get_next_str(char **ptr)
 {
 	char *str = *ptr;
 	char *p, *start;
@@ -1197,14 +1200,14 @@ static char *get_next_name(char **ptr)
 }
 
 
-static int get_max_name_idx(char *input)
+int get_max_str_idx(char *input)
 {
 	unsigned int cur_idx;
 	char *str, *p;
 
 	p = str = strdup(input);
 	for (cur_idx = 0; ; cur_idx++)
-		if (get_next_name(&str) == NULL)
+		if (get_next_str(&str) == NULL)
 			break;
 
 	free(p);
@@ -1224,9 +1227,9 @@ int set_name_idx(char *target, size_t tlen, char *input, int index,
 
 	p = str = strdup(input);
 
-	index %= get_max_name_idx(input);
+	index %= get_max_str_idx(input);
 	for (cur_idx = 0; cur_idx <= index; cur_idx++)
-		fname = get_next_name(&str);
+		fname = get_next_str(&str);
 
 	if (client_sockaddr_str[0] && unique_filename) {
 		len = snprintf(target, tlen, "%s/%s.", fname,
@@ -1247,9 +1250,9 @@ char* get_name_by_idx(char *input, int index)
 
 	p = str = strdup(input);
 
-	index %= get_max_name_idx(input);
+	index %= get_max_str_idx(input);
 	for (cur_idx = 0; cur_idx <= index; cur_idx++)
-		fname = get_next_name(&str);
+		fname = get_next_str(&str);
 
 	fname = strdup(fname);
 	free(p);
@@ -1273,7 +1276,7 @@ static int str_filename_cb(void *data, const char *input)
 	if (!td->files_index)
 		td->o.nr_files = 0;
 
-	while ((fname = get_next_name(&str)) != NULL) {
+	while ((fname = get_next_str(&str)) != NULL) {
 		if (!strlen(fname))
 			break;
 		add_file(td, fname, 0, 1);
@@ -1294,7 +1297,7 @@ static int str_directory_cb(void *data, const char fio_unused *unused)
 		return 0;
 
 	p = str = strdup(td->o.directory);
-	while ((dirname = get_next_name(&str)) != NULL) {
+	while ((dirname = get_next_str(&str)) != NULL) {
 		if (lstat(dirname, &sb) < 0) {
 			ret = errno;
 
@@ -1773,6 +1776,11 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .help = "Linux native asynchronous IO",
 			  },
 #endif
+#ifdef ARCH_HAVE_IOURING
+			  { .ival = "io_uring",
+			    .help = "Fast Linux native aio",
+			  },
+#endif
 #ifdef CONFIG_POSIXAIO
 			  { .ival = "posixaio",
 			    .help = "POSIX asynchronous IO",
@@ -2202,14 +2210,6 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_RANDOM,
 	},
-	{
-		.name	= "use_os_rand",
-		.lname	= "Use OS random",
-		.type	= FIO_OPT_DEPRECATED,
-		.off1	= offsetof(struct thread_options, dep_use_os_rand),
-		.category = FIO_OPT_C_IO,
-		.group	= FIO_OPT_G_RANDOM,
-	},
 	{
 		.name	= "norandommap",
 		.lname	= "No randommap",
@@ -3198,6 +3198,35 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_IOLOG,
 	},
+	{
+		.name	= "merge_blktrace_file",
+		.lname	= "Merged blktrace output filename",
+		.type	= FIO_OPT_STR_STORE,
+		.off1	= offsetof(struct thread_options, merge_blktrace_file),
+		.help	= "Merged blktrace output filename",
+		.category = FIO_OPT_C_IO,
+		.group = FIO_OPT_G_IOLOG,
+	},
+	{
+		.name	= "merge_blktrace_scalars",
+		.lname	= "Percentage to scale each trace",
+		.type	= FIO_OPT_FLOAT_LIST,
+		.off1	= offsetof(struct thread_options, merge_blktrace_scalars),
+		.maxlen	= FIO_IO_U_LIST_MAX_LEN,
+		.help	= "Percentage to scale each trace",
+		.category = FIO_OPT_C_IO,
+		.group	= FIO_OPT_G_IOLOG,
+	},
+	{
+		.name	= "merge_blktrace_iters",
+		.lname	= "Number of iterations to run per trace",
+		.type	= FIO_OPT_FLOAT_LIST,
+		.off1	= offsetof(struct thread_options, merge_blktrace_iters),
+		.maxlen	= FIO_IO_U_LIST_MAX_LEN,
+		.help	= "Number of iterations to run per trace",
+		.category = FIO_OPT_C_IO,
+		.group	= FIO_OPT_G_IOLOG,
+	},
 	{
 		.name	= "exec_prerun",
 		.lname	= "Pre-execute runnable",
@@ -4509,7 +4538,7 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 	{
 		.name	= "kb_base",
 		.lname	= "KB Base",
-		.type	= FIO_OPT_INT,
+		.type	= FIO_OPT_STR,
 		.off1	= offsetof(struct thread_options, kb_base),
 		.prio	= 1,
 		.def	= "1024",
@@ -4530,7 +4559,7 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 	{
 		.name	= "unit_base",
 		.lname	= "Unit for quantities of data (Bits or Bytes)",
-		.type	= FIO_OPT_INT,
+		.type	= FIO_OPT_STR,
 		.off1	= offsetof(struct thread_options, unit_base),
 		.prio	= 1,
 		.posval = {