X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=include%2Fsys%2Ffs%2Fzfs.h;h=920ba770dd3d1a434b997ab00efdd46718091d52;hb=2e08aedba456dccddf6418908a55014e56cad226;hp=25f256251a5b86dcb309f7d48a05883a53cd656b;hpb=6283f55ea1b91e680386388c17d14b89e344fa8d;p=zfs.git

diff --git a/include/sys/fs/zfs.h b/include/sys/fs/zfs.h
index 25f2562..920ba77 100644
--- a/include/sys/fs/zfs.h
+++ b/include/sys/fs/zfs.h
@@ -707,6 +707,7 @@ typedef struct ddt_histogram {
 #define	ZVOL_MINOR_BITS		4
 #define	ZVOL_MINOR_MASK		((1U << ZVOL_MINOR_BITS) - 1)
 #define	ZVOL_MINORS		(1 << 4)
+#define	ZVOL_DEV_NAME		"zd"
 
 #define	ZVOL_PROP_NAME		"name"
 #define	ZVOL_DEFAULT_BLOCKSIZE	8192
@@ -782,6 +783,11 @@ typedef enum zfs_ioc {
 } zfs_ioc_t;
 
 /*
+ * zvol ioctl to get dataset name
+ */
+#define BLKZNAME		_IOR(0x12,125,char[ZFS_MAXNAMELEN])
+
+/*
  * Internal SPA load state.  Used by FMA diagnosis engine.
  */
 typedef enum {