Use exported symbol bdevname() instead of disk_name()

[lttng-modules.git] / lttng-statedump-impl.c

diff --git a/lttng-statedump-impl.c b/lttng-statedump-impl.c
index 5225186be48b6c24a7a282a16caddc4955e6b590..54a309d15b879d92ca251dacb916c250dc6ba745 100644 (file)
--- a/lttng-statedump-impl.c
+++ b/lttng-statedump-impl.c
@@ -138,10 +138,19 @@ int lttng_enumerate_block_devices(struct lttng_session *session)
 
                disk_part_iter_init(&piter, disk, DISK_PITER_INCL_PART0);
                while ((part = disk_part_iter_next(&piter))) {
+                       struct block_device bdev;
                        char name_buf[BDEVNAME_SIZE];
-                       char *p;
+                       const char *p;
 
-                       p = wrapper_disk_name(disk, part->partno, name_buf);
+                       /*
+                        * Create a partial 'struct blockdevice' to use
+                        * 'bdevname()' which is a simple wrapper over
+                        * 'disk_name()' but has the honor to be EXPORT_SYMBOL.
+                        */
+                       bdev.bd_disk = disk;
+                       bdev.bd_part = part;
+
+                       p = bdevname(&bdev, name_buf);
                        if (!p) {
                                disk_part_iter_exit(&piter);
                                class_dev_iter_exit(&iter);