Index: sys/dev/md/md.c
===================================================================
--- sys/dev/md/md.c
+++ sys/dev/md/md.c
@@ -92,7 +92,7 @@
 #include <sys/sysctl.h>
 #include <sys/uio.h>
 #include <sys/vnode.h>
-#include <sys/disk.h>
+#include <sys/unistd.h>
 
 #include <geom/geom.h>
 #include <geom/geom_int.h>
@@ -1230,6 +1230,10 @@
 				error = -1;
 			else if (g_handleattr_int(bp, "MNT::verified", isv))
 				error = -1;
+			else if (strcmp("GEOM::media", bp->bio_attribute)
+			    == 0)
+				atomic_set_long((long *)bp->bio_data,
+				    _PC_MEDIA_MEMORY);
 			else
 				error = EOPNOTSUPP;
 		} else {
Index: sys/geom/geom_disk.c
===================================================================
--- sys/geom/geom_disk.c
+++ sys/geom/geom_disk.c
@@ -51,6 +51,7 @@
 #include <sys/malloc.h>
 #include <sys/sbuf.h>
 #include <sys/devicestat.h>
+#include <sys/unistd.h>
 #include <machine/md_var.h>
 
 #include <sys/lock.h>
@@ -225,6 +226,33 @@
 }
 
 static void
+g_disk_media(struct bio *bp, struct disk *dp)
+{
+	long mediaword = 0;
+
+	if (dp->d_rotation_rate > DISK_RR_NON_ROTATING)
+		mediaword |= _PC_MEDIA_SPINNING;
+	else if (dp->d_rotation_rate == DISK_RR_NON_ROTATING)
+		mediaword |= _PC_MEDIA_SOLID;
+
+	/*
+	 * XXXGL: This is ugly.
+	 */
+	if (strncmp(dp->d_name, "nvd", 3) == 0)
+		mediaword |= _PC_MEDIA_NVME;
+	else if (strncmp(dp->d_name, "ada", 3) == 0)
+		mediaword |= _PC_MEDIA_ATA;
+	else if (strncmp(dp->d_name, "da", 2) == 0)
+		mediaword |= _PC_MEDIA_SCSI;
+	else if (strncmp(dp->d_name, "vtbd", 4) == 0)
+		mediaword |= _PC_MEDIA_VIRTUAL;
+
+	atomic_set_long((long *)bp->bio_data, mediaword);
+
+	g_io_deliver(bp, 0);
+}
+
+static void
 g_disk_done(struct bio *bp)
 {
 	struct bintime now;
@@ -525,6 +553,8 @@
 			g_disk_kerneldump(bp, dp);
 		else if (!strcmp(bp->bio_attribute, "GEOM::setstate"))
 			g_disk_setstate(bp, sc);
+		else if (!strcmp(bp->bio_attribute, "GEOM::media"))
+			g_disk_media(bp, dp);
 		else if (g_handleattr_uint16_t(bp, "GEOM::rotation_rate",
 		    dp->d_rotation_rate))
 			break;
Index: sys/geom/mirror/g_mirror.c
===================================================================
--- sys/geom/mirror/g_mirror.c
+++ sys/geom/mirror/g_mirror.c
@@ -45,6 +45,7 @@
 #include <sys/sched.h>
 #include <sys/sx.h>
 #include <sys/sysctl.h>
+#include <sys/unistd.h>
 
 #include <geom/geom.h>
 #include <geom/mirror/g_mirror.h>
@@ -1119,6 +1120,27 @@
 }
 
 static void
+g_mirror_media(struct bio *bp)
+{
+	struct g_mirror_softc *sc;
+	struct g_mirror_disk *disk;
+	struct bio *cbp;
+
+	atomic_set_long((long *)bp->bio_data, _PC_MEDIA_MIRROR);
+
+	sc = bp->bio_to->private;
+	LIST_FOREACH(disk, &sc->sc_disks, d_next) {
+		cbp = g_clone_bio(bp);
+		if (cbp == NULL) {
+			g_io_deliver(bp, ENOMEM);
+			return;
+		}
+		cbp->bio_done = g_std_done;
+		g_io_request(cbp, disk->d_consumer);
+	}
+}
+
+static void
 g_mirror_start(struct bio *bp)
 {
 	struct g_mirror_softc *sc;
@@ -1145,6 +1167,9 @@
 			return;
 		} else if (strcmp("GEOM::kerneldump", bp->bio_attribute) == 0) {
 			g_mirror_kernel_dump(bp);
+			return;
+		} else if (strcmp("GEOM::media", bp->bio_attribute) == 0) {
+			g_mirror_media(bp);
 			return;
 		}
 		/* FALLTHROUGH */
Index: sys/geom/stripe/g_stripe.c
===================================================================
--- sys/geom/stripe/g_stripe.c
+++ sys/geom/stripe/g_stripe.c
@@ -39,6 +39,7 @@
 #include <sys/sbuf.h>
 #include <sys/sysctl.h>
 #include <sys/malloc.h>
+#include <sys/unistd.h>
 #include <vm/uma.h>
 #include <geom/geom.h>
 #include <geom/stripe/g_stripe.h>
@@ -569,6 +570,27 @@
 }
 
 static void
+g_stripe_media(struct bio *bp)
+{
+	struct g_stripe_softc *sc;
+	struct bio *cbp;
+	u_int no;
+
+	atomic_set_long((long *)bp->bio_data, _PC_MEDIA_STRIPE);
+
+	sc = bp->bio_to->geom->softc;
+	for (no = 0; no < sc->sc_ndisks; no++) {
+		cbp = g_clone_bio(bp);
+		if (cbp == NULL) {
+			g_io_deliver(bp, ENOMEM);
+			return;
+		}
+		cbp->bio_done = g_std_done;
+		g_io_request(cbp, sc->sc_disks[no]);
+	}
+}
+
+static void
 g_stripe_start(struct bio *bp)
 {
 	off_t offset, start, length, nstripe;
@@ -596,6 +618,10 @@
 		g_stripe_flush(sc, bp);
 		return;
 	case BIO_GETATTR:
+		if (strcmp("GEOM::media", bp->bio_attribute) == 0) {
+			g_stripe_media(bp);
+			return;
+		}
 		/* To which provider it should be delivered? */
 	default:
 		g_io_deliver(bp, EOPNOTSUPP);
Index: sys/sys/unistd.h
===================================================================
--- sys/sys/unistd.h
+++ sys/sys/unistd.h
@@ -156,6 +156,19 @@
 #define	_PC_INF_PRESENT		62
 #define	_PC_MAC_PRESENT		63
 #define	_PC_ACL_NFS4		64
+#define	_PC_MEDIA		65
+
+/* Value bits for _PC_MEDIA */
+#define	_PC_MEDIA_SPINNING	0x00000001
+#define	_PC_MEDIA_SOLID		0x00000002
+#define	_PC_MEDIA_VIRTUAL	0x00000004
+#define	_PC_MEDIA_MEMORY	0x00000008
+#define	_PC_MEDIA_ATA		0x00001000
+#define	_PC_MEDIA_SCSI		0x00002000
+#define	_PC_MEDIA_NVME		0x00004000
+#define	_PC_MEDIA_MIRROR	0x00010000
+#define	_PC_MEDIA_STRIPE	0x00020000
+#define	_PC_MEDIA_RAID		0x00040000
 #endif
 
 /* From OpenSolaris, used by SEEK_DATA/SEEK_HOLE. */
Index: sys/ufs/ufs/ufs_vnops.c
===================================================================
--- sys/ufs/ufs/ufs_vnops.c
+++ sys/ufs/ufs/ufs_vnops.c
@@ -71,6 +71,8 @@
 #include <vm/vm.h>
 #include <vm/vm_extern.h>
 
+#include <geom/geom.h>
+
 #include <ufs/ufs/acl.h>
 #include <ufs/ufs/extattr.h>
 #include <ufs/ufs/quota.h>
@@ -2416,10 +2418,11 @@
 	struct vop_pathconf_args /* {
 		struct vnode *a_vp;
 		int a_name;
-		int *a_retval;
+		long *a_retval;
 	} */ *ap;
 {
-	int error;
+	struct ufsmount *ump;
+	int len, error;
 
 	error = 0;
 	switch (ap->a_name) {
@@ -2512,6 +2515,12 @@
 		break;
 	case _PC_SYMLINK_MAX:
 		*ap->a_retval = MAXPATHLEN;
+		break;
+	case _PC_MEDIA:
+		ump = VFSTOUFS(ap->a_vp->v_mount);
+		len = sizeof(long);
+		*ap->a_retval = 0;
+		error = g_io_getattr("GEOM::media", ump->um_cp, &len, ap->a_retval);
 		break;
 
 	default: