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Date:      Wed, 20 Jul 2011 16:53:32 +0000 (UTC)
From:      Xin LI <delphij@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r224231 - in head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs: . sys
Message-ID:  <201107201653.p6KGrWN0024692@svn.freebsd.org>
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Author: delphij
Date: Wed Jul 20 16:53:32 2011
New Revision: 224231
URL: http://svn.freebsd.org/changeset/base/224231

Log:
  Add a new field to in-core znode, z_rdev, to represent device nodes.
  
  PR:		kern/159010
  Reviewed by:	mm@
  Approved by:	re (kib)
  MFC after:	2 weeks

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_znode.h
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_znode.h
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_znode.h	Wed Jul 20 16:52:51 2011	(r224230)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_znode.h	Wed Jul 20 16:53:32 2011	(r224231)
@@ -209,6 +209,7 @@ typedef struct znode {
 	boolean_t	z_is_sa;	/* are we native sa? */
 	/* FreeBSD-specific field. */
 	struct task	z_task;
+	dev_t		z_rdev;
 } znode_t;
 
 

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c	Wed Jul 20 16:52:51 2011	(r224230)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c	Wed Jul 20 16:53:32 2011	(r224231)
@@ -2694,7 +2694,7 @@ zfs_getattr(vnode_t *vp, vattr_t *vap, i
 	vap->va_nlink = MIN(links, UINT32_MAX);	/* nlink_t limit! */
 	vap->va_size = zp->z_size;
 	vap->va_fsid = vp->v_mount->mnt_stat.f_fsid.val[0];
-//	vap->va_rdev = zfs_cmpldev(pzp->zp_rdev);
+	vap->va_rdev = zp->z_rdev;
 	vap->va_seq = zp->z_seq;
 	vap->va_flags = 0;	/* FreeBSD: Reset chflags(2) flags. */
 

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c	Wed Jul 20 16:52:51 2011	(r224230)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_znode.c	Wed Jul 20 16:53:32 2011	(r224231)
@@ -700,6 +700,16 @@ zfs_znode_alloc(zfsvfs_t *zfsvfs, dmu_bu
 	case VDIR:
 		zp->z_zn_prefetch = B_TRUE; /* z_prefetch default is enabled */
 		break;
+	case VBLK:
+	case VCHR:
+		{
+			uint64_t rdev;
+			VERIFY(sa_lookup(zp->z_sa_hdl, SA_ZPL_RDEV(zfsvfs),
+			    &rdev, sizeof (rdev)) == 0);
+
+			zp->z_rdev = zfs_cmpldev(rdev);
+		}
+		break;
 	case VFIFO:
 		vp->v_op = &zfs_fifoops;
 		break;

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