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Code Issues Releases Activity

add vop_print methods to vnode operatios of various zfsctl node types

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This should help with diagnostics of zfsctl problems.

MFC after:	2 weeks
This commit is contained in:
Andriy Gapon 2016-05-18 13:21:29 +00:00
parent cda142c5b9
commit fabe7e4ecc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=300145
1 changed files with 72 additions and 0 deletions
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72
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ctldir.c
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@ -294,6 +294,22 @@ zfsctl_root(znode_t *zp)
return (zp->z_zfsvfs->z_ctldir);
}
static int
zfsctl_common_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
vnode_t *vp = ap->a_vp;
gfs_file_t *fp = vp->v_data;
printf(" parent = %p\n", fp->gfs_parent);
printf(" type = %d\n", fp->gfs_type);
printf(" index = %d\n", fp->gfs_index);
printf(" ino = %ju\n", (uintmax_t)fp->gfs_ino);
return (0);
}
/*
* Common open routine. Disallow any write access.
*/
@ -584,6 +600,17 @@ zfsctl_freebsd_root_lookup(ap)
return (err);
}
static int
zfsctl_root_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
printf(" .zfs node\n");
zfsctl_common_print(ap);
return (0);
}
#ifdef illumos
static int
zfsctl_pathconf(vnode_t *vp, int cmd, ulong_t *valp, cred_t *cr,
@ -634,6 +661,7 @@ static struct vop_vector zfsctl_ops_root = {
.vop_pathconf = zfsctl_pathconf,
#endif
.vop_fid = zfsctl_common_fid,
.vop_print = zfsctl_root_print,
};
/*
@ -1376,6 +1404,32 @@ zfsctl_snapdir_reclaim(ap)
return (0);
}
static int
zfsctl_shares_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
printf(" .zfs/shares node\n");
zfsctl_common_print(ap);
return (0);
}
static int
zfsctl_snapdir_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
vnode_t *vp = ap->a_vp;
zfsctl_snapdir_t *sdp = vp->v_data;
printf(" .zfs/snapshot node\n");
printf(" number of children = %lu\n", avl_numnodes(&sdp->sd_snaps));
zfsctl_common_print(ap);
return (0);
}
#ifdef illumos
static const fs_operation_def_t zfsctl_tops_snapdir[] = {
{ VOPNAME_OPEN, { .vop_open = zfsctl_common_open } },
@ -1421,6 +1475,7 @@ static struct vop_vector zfsctl_ops_snapdir = {
.vop_inactive = VOP_NULL,
.vop_reclaim = zfsctl_snapdir_reclaim,
.vop_fid = zfsctl_common_fid,
.vop_print = zfsctl_snapdir_print,
};
static struct vop_vector zfsctl_ops_shares = {
@ -1435,6 +1490,7 @@ static struct vop_vector zfsctl_ops_shares = {
.vop_inactive = VOP_NULL,
.vop_reclaim = gfs_vop_reclaim,
.vop_fid = zfsctl_shares_fid,
.vop_print = zfsctl_shares_print,
};
#endif /* illumos */
@ -1571,6 +1627,21 @@ zfsctl_snapshot_vptocnp(struct vop_vptocnp_args *ap)
return (error);
}
static int
zfsctl_snaphot_print(ap)
struct vop_print_args /* {
struct vnode *a_vp;
} */ *ap;
{
vnode_t *vp = ap->a_vp;
zfsctl_node_t *zcp = vp->v_data;
printf(" .zfs/snapshot/<snap> node\n");
printf(" id = %ju\n", (uintmax_t)zcp->zc_id);
zfsctl_common_print(ap);
return (0);
}
/*
* These VP's should never see the light of day. They should always
* be covered.
@ -1580,6 +1651,7 @@ static struct vop_vector zfsctl_ops_snapshot = {
.vop_inactive = zfsctl_snapshot_inactive,
.vop_reclaim = zfsctl_snapshot_reclaim,
.vop_vptocnp = zfsctl_snapshot_vptocnp,
.vop_print = zfsctl_snaphot_print,
};
int