X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=diskutil.c;h=9767ea255c882a66511954472a2a9f70f56c5d41;hb=5ccdfd74e2e13c61eec307e53a50f3f73f0afe7a;hp=0f7a64209b57747139e66705a8fd2f71ebbe4697;hpb=7903bf87725b18495a06f7199342f167147712eb;p=fio.git

diff --git a/diskutil.c b/diskutil.c
index 0f7a6420..9767ea25 100644
--- a/diskutil.c
+++ b/diskutil.c
@@ -18,8 +18,6 @@ static struct disk_util *last_du;
 
 static struct fio_mutex *disk_util_mutex;
 
-FLIST_HEAD(disk_list);
-
 static struct disk_util *__init_per_file_disk_util(struct thread_data *td,
 		int majdev, int mindev, char *path);
 
@@ -37,6 +35,7 @@ static void disk_util_free(struct disk_util *du)
 	}
 
 	fio_mutex_remove(du->lock);
+	free(du->sysfs_root);
 	sfree(du);
 }
 
@@ -292,10 +291,8 @@ static struct disk_util *disk_util_add(struct thread_data *td, int majdev,
 	dprint(FD_DISKUTIL, "add maj/min %d/%d: %s\n", majdev, mindev, path);
 
 	du = smalloc(sizeof(*du));
-	if (!du) {
-		log_err("fio: smalloc() pool exhausted\n");
+	if (!du)
 		return NULL;
-	}
 
 	memset(du, 0, sizeof(*du));
 	INIT_FLIST_HEAD(&du->list);
@@ -307,7 +304,7 @@ static struct disk_util *disk_util_add(struct thread_data *td, int majdev,
 		return NULL;
 	}
 	strncpy((char *) du->dus.name, basename(path), FIO_DU_NAME_SZ - 1);
-	du->sysfs_root = path;
+	du->sysfs_root = strdup(path);
 	du->major = majdev;
 	du->minor = mindev;
 	INIT_FLIST_HEAD(&du->slavelist);
@@ -366,7 +363,7 @@ static int find_block_dir(int majdev, int mindev, char *path, int link_ok)
 		return 0;
 
 	while ((dir = readdir(D)) != NULL) {
-		char full_path[256];
+		char full_path[257];
 
 		if (!strcmp(dir->d_name, ".") || !strcmp(dir->d_name, ".."))
 			continue;
@@ -432,9 +429,6 @@ static struct disk_util *__init_per_file_disk_util(struct thread_data *td,
 		sprintf(path, "%s", tmp);
 	}
 
-	if (td->o.ioscheduler && !td->sysfs_root)
-		td->sysfs_root = strdup(path);
-
 	return disk_util_add(td, majdev, mindev, path);
 }
 
@@ -453,12 +447,8 @@ static struct disk_util *init_per_file_disk_util(struct thread_data *td,
 			mindev);
 
 	du = disk_util_exists(majdev, mindev);
-	if (du) {
-		if (td->o.ioscheduler && !td->sysfs_root)
-			td->sysfs_root = strdup(du->sysfs_root);
-
+	if (du)
 		return du;
-	}
 
 	/*
 	 * for an fs without a device, we will repeatedly stat through