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Merge commit 'refs/top-bases/linux-zfs-branch' into linux-zfs-branch

This commit is contained in:
Brian Behlendorf 2009-01-07 15:29:14 -08:00
parent f4065ff53c 87313883ac
commit 00d1b04459
1 changed files with 50 additions and 1 deletions
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51
module/zfs/zfs_znode.c
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@ -87,6 +87,7 @@
* (such as VFS logic) that will not compile easily in userland.
*/
#ifdef _KERNEL
#ifdef HAVE_ZPL
static kmem_cache_t *znode_cache = NULL;
/*ARGSUSED*/
@ -1473,20 +1474,28 @@ log:
dmu_tx_commit(tx);
return (0);
}
#endif /* HAVE_ZPL */
void
zfs_create_fs(objset_t *os, cred_t *cr, nvlist_t *zplprops, dmu_tx_t *tx)
{
zfsvfs_t zfsvfs;
uint64_t moid, doid, version;
uint64_t sense = ZFS_CASE_SENSITIVE;
uint64_t norm = 0;
nvpair_t *elem;
int error;
#ifdef HAVE_ZPL
zfsvfs_t zfsvfs;
znode_t *rootzp = NULL;
vnode_t *vp;
vattr_t vattr;
znode_t *zp;
#else
uint64_t obj;
timestruc_t now;
dmu_buf_t *db;
znode_phys_t *pzp;
#endif /* HAVE_ZPL */
/*
* First attempt to create master node.
@ -1541,6 +1550,7 @@ zfs_create_fs(objset_t *os, cred_t *cr, nvlist_t *zplprops, dmu_tx_t *tx)
error = zap_add(os, moid, ZFS_UNLINKED_SET, 8, 1, &doid, tx);
ASSERT(error == 0);
#ifdef HAVE_ZPL
/*
* Create root znode. Create minimal znode/vnode/zfsvfs
* to allow zfs_mknode to work.
@ -1593,6 +1603,45 @@ zfs_create_fs(objset_t *os, cred_t *cr, nvlist_t *zplprops, dmu_tx_t *tx)
dmu_buf_rele(rootzp->z_dbuf, NULL);
rootzp->z_dbuf = NULL;
kmem_cache_free(znode_cache, rootzp);
#else
/*
* Create root znode with code free of VFS dependencies
*/
obj = zap_create_norm(os, norm, DMU_OT_DIRECTORY_CONTENTS,
DMU_OT_ZNODE, sizeof (znode_phys_t), tx);
VERIFY(0 == dmu_bonus_hold(os, obj, FTAG, &db));
dmu_buf_will_dirty(db, tx);
/*
* Initialize the znode physical data to zero.
*/
ASSERT(db->db_size >= sizeof (znode_phys_t));
bzero(db->db_data, db->db_size);
pzp = db->db_data;
if (USE_FUIDS(version, os))
pzp->zp_flags = ZFS_ARCHIVE | ZFS_AV_MODIFIED;
pzp->zp_size = 2; /* "." and ".." */
pzp->zp_links = 2;
pzp->zp_parent = obj;
pzp->zp_gen = dmu_tx_get_txg(tx);
pzp->zp_mode = S_IFDIR | 0755;
pzp->zp_flags = ZFS_ACL_TRIVIAL;
gethrestime(&now);
ZFS_TIME_ENCODE(&now, pzp->zp_crtime);
ZFS_TIME_ENCODE(&now, pzp->zp_ctime);
ZFS_TIME_ENCODE(&now, pzp->zp_atime);
ZFS_TIME_ENCODE(&now, pzp->zp_mtime);
error = zap_add(os, moid, ZFS_ROOT_OBJ, 8, 1, &obj, tx);
ASSERT(error == 0);
dmu_buf_rele(db, FTAG);
#endif /* HAVE_ZPL */
}
#endif /* _KERNEL */