X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=filesetup.c;h=a48faf588140ca79f7f00a8a95f63266a63f7a39;hb=087d0ed0d9b5b763e3bd50ad225b3b25897904bb;hp=75136ff32fcc7e4409746a981d09f12b79313aef;hpb=942a851a366a04c36233c9a64500ede32bac8031;p=fio.git

diff --git a/filesetup.c b/filesetup.c
index 75136ff3..a48faf58 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -264,7 +264,7 @@ error:
 	return ret;
 }
 
-static unsigned long long get_rand_file_size(struct thread_data *td)
+unsigned long long get_rand_file_size(struct thread_data *td)
 {
 	unsigned long long ret, sized;
 	uint64_t frand_max;
@@ -329,7 +329,7 @@ static int char_size(struct thread_data *td, struct fio_file *f)
 	int r;
 
 	if (td->io_ops->open_file(td, f)) {
-		log_err("fio: failed opening blockdev %s for size check\n",
+		log_err("fio: failed opening chardev %s for size check\n",
 			f->file_name);
 		return 1;
 	}
@@ -414,7 +414,7 @@ static int __file_invalidate_cache(struct thread_data *td, struct fio_file *f,
 			errval = ret;
 	} else if (f->filetype == FIO_TYPE_FILE) {
 		ret = posix_fadvise(f->fd, off, len, POSIX_FADV_DONTNEED);
-		if (ret < 0)
+		if (ret)
 			errval = ret;
 	} else if (f->filetype == FIO_TYPE_BD) {
 		int retry_count = 0;
@@ -761,12 +761,16 @@ static unsigned long long get_fs_free_counts(struct thread_data *td)
 uint64_t get_start_offset(struct thread_data *td, struct fio_file *f)
 {
 	struct thread_options *o = &td->o;
+	uint64_t offset;
 
 	if (o->file_append && f->filetype == FIO_TYPE_FILE)
 		return f->real_file_size;
 
-	return td->o.start_offset +
-		td->subjob_number * td->o.offset_increment;
+	offset = td->o.start_offset + td->subjob_number * td->o.offset_increment;
+	if (offset % td_max_bs(td))
+		offset -= (offset % td_max_bs(td));
+
+	return offset;
 }
 
 /*
@@ -809,6 +813,7 @@ int setup_files(struct thread_data *td)
 	 */
 	total_size = 0;
 	for_each_file(td, f, i) {
+		f->fileno = i;
 		if (f->real_file_size == -1ULL)
 			total_size = -1ULL;
 		else
@@ -889,8 +894,10 @@ int setup_files(struct thread_data *td)
 		if (f->io_size == -1ULL)
 			total_size = -1ULL;
 		else {
-                        if (o->size_percent)
-                                f->io_size = (f->io_size * o->size_percent) / 100;
+                        if (o->size_percent) {
+				f->io_size = (f->io_size * o->size_percent) / 100;
+				f->io_size -= (f->io_size % td_min_bs(td));
+			}
 			total_size += f->io_size;
 		}
 
@@ -1218,10 +1225,12 @@ static void get_file_type(struct fio_file *f)
 	else
 		f->filetype = FIO_TYPE_FILE;
 
+#ifdef WIN32
 	/* \\.\ is the device namespace in Windows, where every file is
 	 * a block device */
 	if (strncmp(f->file_name, "\\\\.\\", 4) == 0)
 		f->filetype = FIO_TYPE_BD;
+#endif
 
 	if (!stat(f->file_name, &sb)) {
 		if (S_ISBLK(sb.st_mode))
@@ -1328,7 +1337,8 @@ int add_file(struct thread_data *td, const char *fname, int numjob, int inc)
 	dprint(FD_FILE, "add file %s\n", fname);
 
 	if (td->o.directory)
-		len = set_name_idx(file_name, PATH_MAX, td->o.directory, numjob);
+		len = set_name_idx(file_name, PATH_MAX, td->o.directory, numjob,
+					td->o.unique_filename);
 
 	sprintf(file_name + len, "%s", fname);