1*0a586ceaSMark Shellenbaum /* 2*0a586ceaSMark Shellenbaum * CDDL HEADER START 3*0a586ceaSMark Shellenbaum * 4*0a586ceaSMark Shellenbaum * The contents of this file are subject to the terms of the 5*0a586ceaSMark Shellenbaum * Common Development and Distribution License (the "License"). 6*0a586ceaSMark Shellenbaum * You may not use this file except in compliance with the License. 7*0a586ceaSMark Shellenbaum * 8*0a586ceaSMark Shellenbaum * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*0a586ceaSMark Shellenbaum * or http://www.opensolaris.org/os/licensing. 10*0a586ceaSMark Shellenbaum * See the License for the specific language governing permissions 11*0a586ceaSMark Shellenbaum * and limitations under the License. 12*0a586ceaSMark Shellenbaum * 13*0a586ceaSMark Shellenbaum * When distributing Covered Code, include this CDDL HEADER in each 14*0a586ceaSMark Shellenbaum * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*0a586ceaSMark Shellenbaum * If applicable, add the following below this CDDL HEADER, with the 16*0a586ceaSMark Shellenbaum * fields enclosed by brackets "[]" replaced with your own identifying 17*0a586ceaSMark Shellenbaum * information: Portions Copyright [yyyy] [name of copyright owner] 18*0a586ceaSMark Shellenbaum * 19*0a586ceaSMark Shellenbaum * CDDL HEADER END 20*0a586ceaSMark Shellenbaum */ 21*0a586ceaSMark Shellenbaum /* 22*0a586ceaSMark Shellenbaum * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 23*0a586ceaSMark Shellenbaum * Use is subject to license terms. 24*0a586ceaSMark Shellenbaum */ 25*0a586ceaSMark Shellenbaum 26*0a586ceaSMark Shellenbaum #include <sys/types.h> 27*0a586ceaSMark Shellenbaum #include <sys/param.h> 28*0a586ceaSMark Shellenbaum #include <sys/vnode.h> 29*0a586ceaSMark Shellenbaum #include <sys/sa.h> 30*0a586ceaSMark Shellenbaum #include <sys/zfs_acl.h> 31*0a586ceaSMark Shellenbaum #include <sys/zfs_sa.h> 32*0a586ceaSMark Shellenbaum 33*0a586ceaSMark Shellenbaum /* 34*0a586ceaSMark Shellenbaum * ZPL attribute registration table. 35*0a586ceaSMark Shellenbaum * Order of attributes doesn't matter 36*0a586ceaSMark Shellenbaum * a unique value will be assigned for each 37*0a586ceaSMark Shellenbaum * attribute that is file system specific 38*0a586ceaSMark Shellenbaum * 39*0a586ceaSMark Shellenbaum * This is just the set of ZPL attributes that this 40*0a586ceaSMark Shellenbaum * version of ZFS deals with natively. The file system 41*0a586ceaSMark Shellenbaum * could have other attributes stored in files, but they will be 42*0a586ceaSMark Shellenbaum * ignored. The SA framework will preserve them, just that 43*0a586ceaSMark Shellenbaum * this version of ZFS won't change or delete them. 44*0a586ceaSMark Shellenbaum */ 45*0a586ceaSMark Shellenbaum 46*0a586ceaSMark Shellenbaum sa_attr_reg_t zfs_attr_table[ZPL_END+1] = { 47*0a586ceaSMark Shellenbaum {"ZPL_ATIME", sizeof (uint64_t) * 2, SA_UINT64_ARRAY, 0}, 48*0a586ceaSMark Shellenbaum {"ZPL_MTIME", sizeof (uint64_t) * 2, SA_UINT64_ARRAY, 1}, 49*0a586ceaSMark Shellenbaum {"ZPL_CTIME", sizeof (uint64_t) * 2, SA_UINT64_ARRAY, 2}, 50*0a586ceaSMark Shellenbaum {"ZPL_CRTIME", sizeof (uint64_t) * 2, SA_UINT64_ARRAY, 3}, 51*0a586ceaSMark Shellenbaum {"ZPL_GEN", sizeof (uint64_t), SA_UINT64_ARRAY, 4}, 52*0a586ceaSMark Shellenbaum {"ZPL_MODE", sizeof (uint64_t), SA_UINT64_ARRAY, 5}, 53*0a586ceaSMark Shellenbaum {"ZPL_SIZE", sizeof (uint64_t), SA_UINT64_ARRAY, 6}, 54*0a586ceaSMark Shellenbaum {"ZPL_PARENT", sizeof (uint64_t), SA_UINT64_ARRAY, 7}, 55*0a586ceaSMark Shellenbaum {"ZPL_LINKS", sizeof (uint64_t), SA_UINT64_ARRAY, 8}, 56*0a586ceaSMark Shellenbaum {"ZPL_XATTR", sizeof (uint64_t), SA_UINT64_ARRAY, 9}, 57*0a586ceaSMark Shellenbaum {"ZPL_RDEV", sizeof (uint64_t), SA_UINT64_ARRAY, 10}, 58*0a586ceaSMark Shellenbaum {"ZPL_FLAGS", sizeof (uint64_t), SA_UINT64_ARRAY, 11}, 59*0a586ceaSMark Shellenbaum {"ZPL_UID", sizeof (uint64_t), SA_UINT64_ARRAY, 12}, 60*0a586ceaSMark Shellenbaum {"ZPL_GID", sizeof (uint64_t), SA_UINT64_ARRAY, 13}, 61*0a586ceaSMark Shellenbaum {"ZPL_PAD", sizeof (uint64_t) * 4, SA_UINT64_ARRAY, 14}, 62*0a586ceaSMark Shellenbaum {"ZPL_ZNODE_ACL", 88, SA_UINT8_ARRAY, 15}, 63*0a586ceaSMark Shellenbaum {"ZPL_DACL_COUNT", sizeof (uint64_t), SA_UINT64_ARRAY, 0}, 64*0a586ceaSMark Shellenbaum {"ZPL_SYMLINK", 0, SA_UINT8_ARRAY, 0}, 65*0a586ceaSMark Shellenbaum {"ZPL_SCANSTAMP", 32, SA_UINT8_ARRAY, 0}, 66*0a586ceaSMark Shellenbaum {"ZPL_DACL_ACES", 0, SA_ACL, 0}, 67*0a586ceaSMark Shellenbaum {NULL, 0, 0, 0} 68*0a586ceaSMark Shellenbaum }; 69*0a586ceaSMark Shellenbaum 70*0a586ceaSMark Shellenbaum #ifdef _KERNEL 71*0a586ceaSMark Shellenbaum 72*0a586ceaSMark Shellenbaum int 73*0a586ceaSMark Shellenbaum zfs_sa_readlink(znode_t *zp, uio_t *uio) 74*0a586ceaSMark Shellenbaum { 75*0a586ceaSMark Shellenbaum dmu_buf_t *db = sa_get_db(zp->z_sa_hdl); 76*0a586ceaSMark Shellenbaum size_t bufsz; 77*0a586ceaSMark Shellenbaum int error; 78*0a586ceaSMark Shellenbaum 79*0a586ceaSMark Shellenbaum bufsz = zp->z_size; 80*0a586ceaSMark Shellenbaum if (bufsz + ZFS_OLD_ZNODE_PHYS_SIZE < db->db_size) { 81*0a586ceaSMark Shellenbaum error = uiomove((caddr_t)db->db_data + 82*0a586ceaSMark Shellenbaum ZFS_OLD_ZNODE_PHYS_SIZE, 83*0a586ceaSMark Shellenbaum MIN((size_t)bufsz, uio->uio_resid), UIO_READ, uio); 84*0a586ceaSMark Shellenbaum } else { 85*0a586ceaSMark Shellenbaum dmu_buf_t *dbp; 86*0a586ceaSMark Shellenbaum if ((error = dmu_buf_hold(zp->z_zfsvfs->z_os, zp->z_id, 87*0a586ceaSMark Shellenbaum 0, FTAG, &dbp)) == 0) { 88*0a586ceaSMark Shellenbaum error = uiomove(dbp->db_data, 89*0a586ceaSMark Shellenbaum MIN((size_t)bufsz, uio->uio_resid), UIO_READ, uio); 90*0a586ceaSMark Shellenbaum dmu_buf_rele(dbp, FTAG); 91*0a586ceaSMark Shellenbaum } 92*0a586ceaSMark Shellenbaum } 93*0a586ceaSMark Shellenbaum return (error); 94*0a586ceaSMark Shellenbaum } 95*0a586ceaSMark Shellenbaum 96*0a586ceaSMark Shellenbaum void 97*0a586ceaSMark Shellenbaum zfs_sa_symlink(znode_t *zp, char *link, int len, dmu_tx_t *tx) 98*0a586ceaSMark Shellenbaum { 99*0a586ceaSMark Shellenbaum dmu_buf_t *db = sa_get_db(zp->z_sa_hdl); 100*0a586ceaSMark Shellenbaum 101*0a586ceaSMark Shellenbaum if (ZFS_OLD_ZNODE_PHYS_SIZE + len <= dmu_bonus_max()) { 102*0a586ceaSMark Shellenbaum VERIFY(dmu_set_bonus(db, 103*0a586ceaSMark Shellenbaum len + ZFS_OLD_ZNODE_PHYS_SIZE, tx) == 0); 104*0a586ceaSMark Shellenbaum if (len) { 105*0a586ceaSMark Shellenbaum bcopy(link, (caddr_t)db->db_data + 106*0a586ceaSMark Shellenbaum ZFS_OLD_ZNODE_PHYS_SIZE, len); 107*0a586ceaSMark Shellenbaum } 108*0a586ceaSMark Shellenbaum } else { 109*0a586ceaSMark Shellenbaum dmu_buf_t *dbp; 110*0a586ceaSMark Shellenbaum 111*0a586ceaSMark Shellenbaum zfs_grow_blocksize(zp, len, tx); 112*0a586ceaSMark Shellenbaum VERIFY(0 == dmu_buf_hold(zp->z_zfsvfs->z_os, 113*0a586ceaSMark Shellenbaum zp->z_id, 0, FTAG, &dbp)); 114*0a586ceaSMark Shellenbaum 115*0a586ceaSMark Shellenbaum dmu_buf_will_dirty(dbp, tx); 116*0a586ceaSMark Shellenbaum 117*0a586ceaSMark Shellenbaum ASSERT3U(len, <=, dbp->db_size); 118*0a586ceaSMark Shellenbaum bcopy(link, dbp->db_data, len); 119*0a586ceaSMark Shellenbaum dmu_buf_rele(dbp, FTAG); 120*0a586ceaSMark Shellenbaum } 121*0a586ceaSMark Shellenbaum } 122*0a586ceaSMark Shellenbaum 123*0a586ceaSMark Shellenbaum void 124*0a586ceaSMark Shellenbaum zfs_sa_get_scanstamp(znode_t *zp, xvattr_t *xvap) 125*0a586ceaSMark Shellenbaum { 126*0a586ceaSMark Shellenbaum zfsvfs_t *zfsvfs = zp->z_zfsvfs; 127*0a586ceaSMark Shellenbaum xoptattr_t *xoap; 128*0a586ceaSMark Shellenbaum 129*0a586ceaSMark Shellenbaum VERIFY((xoap = xva_getxoptattr(xvap)) != NULL); 130*0a586ceaSMark Shellenbaum if (zp->z_is_sa) { 131*0a586ceaSMark Shellenbaum if (sa_lookup(zp->z_sa_hdl, SA_ZPL_SCANSTAMP(zfsvfs), 132*0a586ceaSMark Shellenbaum &xoap->xoa_av_scanstamp, 133*0a586ceaSMark Shellenbaum sizeof (xoap->xoa_av_scanstamp)) != 0) 134*0a586ceaSMark Shellenbaum return; 135*0a586ceaSMark Shellenbaum } else { 136*0a586ceaSMark Shellenbaum dmu_object_info_t doi; 137*0a586ceaSMark Shellenbaum dmu_buf_t *db = sa_get_db(zp->z_sa_hdl); 138*0a586ceaSMark Shellenbaum int len; 139*0a586ceaSMark Shellenbaum 140*0a586ceaSMark Shellenbaum if (!(zp->z_pflags & ZFS_BONUS_SCANSTAMP)) 141*0a586ceaSMark Shellenbaum return; 142*0a586ceaSMark Shellenbaum 143*0a586ceaSMark Shellenbaum sa_object_info(zp->z_sa_hdl, &doi); 144*0a586ceaSMark Shellenbaum len = sizeof (xoap->xoa_av_scanstamp) + 145*0a586ceaSMark Shellenbaum ZFS_OLD_ZNODE_PHYS_SIZE; 146*0a586ceaSMark Shellenbaum 147*0a586ceaSMark Shellenbaum if (len <= doi.doi_bonus_size) { 148*0a586ceaSMark Shellenbaum (void) memcpy(xoap->xoa_av_scanstamp, 149*0a586ceaSMark Shellenbaum (caddr_t)db->db_data + ZFS_OLD_ZNODE_PHYS_SIZE, 150*0a586ceaSMark Shellenbaum sizeof (xoap->xoa_av_scanstamp)); 151*0a586ceaSMark Shellenbaum } 152*0a586ceaSMark Shellenbaum } 153*0a586ceaSMark Shellenbaum XVA_SET_RTN(xvap, XAT_AV_SCANSTAMP); 154*0a586ceaSMark Shellenbaum } 155*0a586ceaSMark Shellenbaum 156*0a586ceaSMark Shellenbaum void 157*0a586ceaSMark Shellenbaum zfs_sa_set_scanstamp(znode_t *zp, xvattr_t *xvap, dmu_tx_t *tx) 158*0a586ceaSMark Shellenbaum { 159*0a586ceaSMark Shellenbaum zfsvfs_t *zfsvfs = zp->z_zfsvfs; 160*0a586ceaSMark Shellenbaum xoptattr_t *xoap; 161*0a586ceaSMark Shellenbaum 162*0a586ceaSMark Shellenbaum VERIFY((xoap = xva_getxoptattr(xvap)) != NULL); 163*0a586ceaSMark Shellenbaum if (zp->z_is_sa) 164*0a586ceaSMark Shellenbaum VERIFY(0 == sa_update(zp->z_sa_hdl, SA_ZPL_SCANSTAMP(zfsvfs), 165*0a586ceaSMark Shellenbaum &xoap->xoa_av_scanstamp, 166*0a586ceaSMark Shellenbaum sizeof (xoap->xoa_av_scanstamp), tx)); 167*0a586ceaSMark Shellenbaum else { 168*0a586ceaSMark Shellenbaum dmu_object_info_t doi; 169*0a586ceaSMark Shellenbaum dmu_buf_t *db = sa_get_db(zp->z_sa_hdl); 170*0a586ceaSMark Shellenbaum int len; 171*0a586ceaSMark Shellenbaum 172*0a586ceaSMark Shellenbaum sa_object_info(zp->z_sa_hdl, &doi); 173*0a586ceaSMark Shellenbaum len = sizeof (xoap->xoa_av_scanstamp) + 174*0a586ceaSMark Shellenbaum ZFS_OLD_ZNODE_PHYS_SIZE; 175*0a586ceaSMark Shellenbaum if (len > doi.doi_bonus_size) 176*0a586ceaSMark Shellenbaum VERIFY(dmu_set_bonus(db, len, tx) == 0); 177*0a586ceaSMark Shellenbaum (void) memcpy((caddr_t)db->db_data + ZFS_OLD_ZNODE_PHYS_SIZE, 178*0a586ceaSMark Shellenbaum xoap->xoa_av_scanstamp, sizeof (xoap->xoa_av_scanstamp)); 179*0a586ceaSMark Shellenbaum 180*0a586ceaSMark Shellenbaum zp->z_pflags |= ZFS_BONUS_SCANSTAMP; 181*0a586ceaSMark Shellenbaum VERIFY(0 == sa_update(zp->z_sa_hdl, SA_ZPL_FLAGS(zfsvfs), 182*0a586ceaSMark Shellenbaum &zp->z_pflags, sizeof (uint64_t), tx)); 183*0a586ceaSMark Shellenbaum } 184*0a586ceaSMark Shellenbaum } 185*0a586ceaSMark Shellenbaum 186*0a586ceaSMark Shellenbaum /* 187*0a586ceaSMark Shellenbaum * I'm not convinced we should do any of this upgrade. 188*0a586ceaSMark Shellenbaum * since the SA code can read both old/new znode formats 189*0a586ceaSMark Shellenbaum * with probably little to know performance difference. 190*0a586ceaSMark Shellenbaum * 191*0a586ceaSMark Shellenbaum * All new files will be created with the new format. 192*0a586ceaSMark Shellenbaum */ 193*0a586ceaSMark Shellenbaum 194*0a586ceaSMark Shellenbaum void 195*0a586ceaSMark Shellenbaum zfs_sa_upgrade(sa_handle_t *hdl, dmu_tx_t *tx) 196*0a586ceaSMark Shellenbaum { 197*0a586ceaSMark Shellenbaum dmu_buf_t *db = sa_get_db(hdl); 198*0a586ceaSMark Shellenbaum znode_t *zp = sa_get_userdata(hdl); 199*0a586ceaSMark Shellenbaum zfsvfs_t *zfsvfs = zp->z_zfsvfs; 200*0a586ceaSMark Shellenbaum sa_bulk_attr_t bulk[20]; 201*0a586ceaSMark Shellenbaum int count = 0; 202*0a586ceaSMark Shellenbaum sa_bulk_attr_t sa_attrs[20] = { 0 }; 203*0a586ceaSMark Shellenbaum zfs_acl_locator_cb_t locate = { 0 }; 204*0a586ceaSMark Shellenbaum uint64_t uid, gid, mode, rdev, xattr, parent; 205*0a586ceaSMark Shellenbaum uint64_t crtime[2], mtime[2], ctime[2]; 206*0a586ceaSMark Shellenbaum zfs_acl_phys_t znode_acl; 207*0a586ceaSMark Shellenbaum char *slink = NULL; 208*0a586ceaSMark Shellenbaum char scanstamp[AV_SCANSTAMP_SZ]; 209*0a586ceaSMark Shellenbaum 210*0a586ceaSMark Shellenbaum /* 211*0a586ceaSMark Shellenbaum * No upgrade if ACL isn't cached 212*0a586ceaSMark Shellenbaum * since we won't know which locks are held 213*0a586ceaSMark Shellenbaum * and ready the ACL would require special "locked" 214*0a586ceaSMark Shellenbaum * interfaces that would be messy 215*0a586ceaSMark Shellenbaum */ 216*0a586ceaSMark Shellenbaum if (zp->z_acl_cached == NULL) 217*0a586ceaSMark Shellenbaum return; 218*0a586ceaSMark Shellenbaum 219*0a586ceaSMark Shellenbaum /* First do a bulk query of the attributes that aren't cached */ 220*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_MTIME(zfsvfs), NULL, &mtime, 16); 221*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_CTIME(zfsvfs), NULL, &ctime, 16); 222*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_CRTIME(zfsvfs), NULL, &crtime, 16); 223*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_MODE(zfsvfs), NULL, &mode, 8); 224*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_PARENT(zfsvfs), NULL, &parent, 8); 225*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_XATTR(zfsvfs), NULL, &xattr, 8); 226*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_RDEV(zfsvfs), NULL, &rdev, 8); 227*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_UID(zfsvfs), NULL, &uid, 8); 228*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_GID(zfsvfs), NULL, &gid, 8); 229*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(bulk, count, SA_ZPL_ZNODE_ACL(zfsvfs), NULL, 230*0a586ceaSMark Shellenbaum &znode_acl, 88); 231*0a586ceaSMark Shellenbaum 232*0a586ceaSMark Shellenbaum if (sa_bulk_lookup_locked(hdl, bulk, count) != 0) 233*0a586ceaSMark Shellenbaum return; 234*0a586ceaSMark Shellenbaum 235*0a586ceaSMark Shellenbaum 236*0a586ceaSMark Shellenbaum /* 237*0a586ceaSMark Shellenbaum * While the order here doesn't matter its best to try and organize 238*0a586ceaSMark Shellenbaum * it is such a way to pick up an already existing layout number 239*0a586ceaSMark Shellenbaum */ 240*0a586ceaSMark Shellenbaum count = 0; 241*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_MODE(zfsvfs), NULL, &mode, 8); 242*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_SIZE(zfsvfs), NULL, 243*0a586ceaSMark Shellenbaum &zp->z_size, 8); 244*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_GEN(zfsvfs), 245*0a586ceaSMark Shellenbaum NULL, &zp->z_gen, 8); 246*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_UID(zfsvfs), NULL, &uid, 8); 247*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_GID(zfsvfs), NULL, &gid, 8); 248*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_PARENT(zfsvfs), 249*0a586ceaSMark Shellenbaum NULL, &parent, 8); 250*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_FLAGS(zfsvfs), NULL, 251*0a586ceaSMark Shellenbaum &zp->z_pflags, 8); 252*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_ATIME(zfsvfs), NULL, 253*0a586ceaSMark Shellenbaum zp->z_atime, 16); 254*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_MTIME(zfsvfs), NULL, 255*0a586ceaSMark Shellenbaum &mtime, 16); 256*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_CTIME(zfsvfs), NULL, 257*0a586ceaSMark Shellenbaum &ctime, 16); 258*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_CRTIME(zfsvfs), NULL, 259*0a586ceaSMark Shellenbaum &crtime, 16); 260*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_LINKS(zfsvfs), NULL, 261*0a586ceaSMark Shellenbaum &zp->z_links, 8); 262*0a586ceaSMark Shellenbaum if (zp->z_vnode->v_type == VBLK || zp->z_vnode->v_type == VCHR) 263*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_RDEV(zfsvfs), NULL, 264*0a586ceaSMark Shellenbaum &rdev, 8); 265*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_DACL_COUNT(zfsvfs), NULL, 266*0a586ceaSMark Shellenbaum &zp->z_acl_cached->z_acl_count, 8); 267*0a586ceaSMark Shellenbaum 268*0a586ceaSMark Shellenbaum if (zp->z_acl_cached->z_version < ZFS_ACL_VERSION_FUID) 269*0a586ceaSMark Shellenbaum zfs_acl_xform(zp, zp->z_acl_cached, CRED()); 270*0a586ceaSMark Shellenbaum 271*0a586ceaSMark Shellenbaum locate.cb_aclp = zp->z_acl_cached; 272*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_DACL_ACES(zfsvfs), 273*0a586ceaSMark Shellenbaum zfs_acl_data_locator, &locate, zp->z_acl_cached->z_acl_bytes); 274*0a586ceaSMark Shellenbaum if (xattr) 275*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_RDEV(zfsvfs), 276*0a586ceaSMark Shellenbaum NULL, &rdev, 8); 277*0a586ceaSMark Shellenbaum 278*0a586ceaSMark Shellenbaum /* 279*0a586ceaSMark Shellenbaum * is it a symlink ? 280*0a586ceaSMark Shellenbaum * 281*0a586ceaSMark Shellenbaum * this will probably never be exercised since we won't 282*0a586ceaSMark Shellenbaum * have the cached ACL. 283*0a586ceaSMark Shellenbaum */ 284*0a586ceaSMark Shellenbaum if (ZTOV(zp)->v_type == VLNK) { 285*0a586ceaSMark Shellenbaum slink = kmem_zalloc(zp->z_size + 1, KM_SLEEP); 286*0a586ceaSMark Shellenbaum if (zp->z_size + ZFS_OLD_ZNODE_PHYS_SIZE) 287*0a586ceaSMark Shellenbaum bcopy((caddr_t)db->db_data + ZFS_OLD_ZNODE_PHYS_SIZE, 288*0a586ceaSMark Shellenbaum slink, zp->z_size); 289*0a586ceaSMark Shellenbaum else { 290*0a586ceaSMark Shellenbaum dmu_buf_t *dbp; 291*0a586ceaSMark Shellenbaum if (dmu_buf_hold(zfsvfs->z_os, zp->z_id, 0, 292*0a586ceaSMark Shellenbaum FTAG, &dbp)) 293*0a586ceaSMark Shellenbaum return; 294*0a586ceaSMark Shellenbaum bcopy(dbp->db_data, slink, zp->z_size); 295*0a586ceaSMark Shellenbaum dmu_buf_rele(dbp, FTAG); 296*0a586ceaSMark Shellenbaum } 297*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_SYMLINK(zfsvfs), 298*0a586ceaSMark Shellenbaum NULL, slink, zp->z_size); 299*0a586ceaSMark Shellenbaum } 300*0a586ceaSMark Shellenbaum 301*0a586ceaSMark Shellenbaum /* if scanstamp then add scanstamp */ 302*0a586ceaSMark Shellenbaum 303*0a586ceaSMark Shellenbaum if (zp->z_pflags & ZFS_BONUS_SCANSTAMP) { 304*0a586ceaSMark Shellenbaum bcopy((caddr_t)db->db_data + ZFS_OLD_ZNODE_PHYS_SIZE, 305*0a586ceaSMark Shellenbaum scanstamp, AV_SCANSTAMP_SZ); 306*0a586ceaSMark Shellenbaum SA_ADD_BULK_ATTR(sa_attrs, count, SA_ZPL_SCANSTAMP(zfsvfs), 307*0a586ceaSMark Shellenbaum NULL, scanstamp, AV_SCANSTAMP_SZ); 308*0a586ceaSMark Shellenbaum zp->z_pflags &= ~ZFS_BONUS_SCANSTAMP; 309*0a586ceaSMark Shellenbaum } 310*0a586ceaSMark Shellenbaum 311*0a586ceaSMark Shellenbaum VERIFY(dmu_set_bonustype(db, DMU_OT_SA, tx) == 0); 312*0a586ceaSMark Shellenbaum VERIFY(sa_replace_all_by_template_locked(hdl, sa_attrs, 313*0a586ceaSMark Shellenbaum count, tx) == 0); 314*0a586ceaSMark Shellenbaum if (znode_acl.z_acl_extern_obj) 315*0a586ceaSMark Shellenbaum VERIFY(0 == dmu_object_free(zfsvfs->z_os, 316*0a586ceaSMark Shellenbaum znode_acl.z_acl_extern_obj, tx)); 317*0a586ceaSMark Shellenbaum 318*0a586ceaSMark Shellenbaum zp->z_is_sa = B_TRUE; 319*0a586ceaSMark Shellenbaum if (slink) 320*0a586ceaSMark Shellenbaum kmem_free(slink, zp->z_size + 1); 321*0a586ceaSMark Shellenbaum 322*0a586ceaSMark Shellenbaum } 323*0a586ceaSMark Shellenbaum 324*0a586ceaSMark Shellenbaum void 325*0a586ceaSMark Shellenbaum zfs_sa_upgrade_txholds(dmu_tx_t *tx, znode_t *zp) 326*0a586ceaSMark Shellenbaum { 327*0a586ceaSMark Shellenbaum if (!zp->z_zfsvfs->z_use_sa || zp->z_is_sa) 328*0a586ceaSMark Shellenbaum return; 329*0a586ceaSMark Shellenbaum 330*0a586ceaSMark Shellenbaum ASSERT(!zp->z_is_sa); 331*0a586ceaSMark Shellenbaum 332*0a586ceaSMark Shellenbaum dmu_tx_hold_sa(tx, zp->z_sa_hdl, B_TRUE); 333*0a586ceaSMark Shellenbaum 334*0a586ceaSMark Shellenbaum if (ZFS_EXTERNAL_ACL(zp)) { 335*0a586ceaSMark Shellenbaum dmu_tx_hold_free(tx, ZFS_EXTERNAL_ACL(zp), 0, 336*0a586ceaSMark Shellenbaum DMU_OBJECT_END); 337*0a586ceaSMark Shellenbaum } 338*0a586ceaSMark Shellenbaum } 339*0a586ceaSMark Shellenbaum 340*0a586ceaSMark Shellenbaum #endif 341