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LU-9555 quota: df should return projid-specific values
[fs/lustre-release.git] / lustre / llite / dir.c
index 7946691..ce9758b 100644 (file)
@@ -40,9 +40,7 @@
 #include <linux/version.h>
 #include <linux/security.h>
 #include <linux/user_namespace.h>
-#ifdef HAVE_UIDGID_HEADER
-# include <linux/uidgid.h>
-#endif
+#include <linux/uidgid.h>
 #include <linux/uaccess.h>
 #include <linux/buffer_head.h>   // for wait_on_buffer
 #include <linux/pagevec.h>
@@ -52,6 +50,7 @@
 #include <obd_support.h>
 #include <obd_class.h>
 #include <uapi/linux/lustre/lustre_ioctl.h>
+#include <uapi/linux/llcrypt.h>
 #include <lustre_lib.h>
 #include <lustre_dlm.h>
 #include <lustre_fid.h>
@@ -177,29 +176,6 @@ void ll_release_page(struct inode *inode, struct page *page,
        put_page(page);
 }
 
-/**
- * return IF_* type for given lu_dirent entry.
- * IF_* flag shld be converted to particular OS file type in
- * platform llite module.
- */
-static u16 ll_dirent_type_get(struct lu_dirent *ent)
-{
-       u16 type = 0;
-       struct luda_type *lt;
-       int len = 0;
-
-       if (le32_to_cpu(ent->lde_attrs) & LUDA_TYPE) {
-               const unsigned align = sizeof(struct luda_type) - 1;
-
-               len = le16_to_cpu(ent->lde_namelen);
-               len = (len + align) & ~align;
-               lt = (void *)ent->lde_name + len;
-               type = IFTODT(le16_to_cpu(lt->lt_type));
-       }
-
-       return type;
-}
-
 #ifdef HAVE_DIR_CONTEXT
 int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data,
                struct dir_context *ctx)
@@ -258,7 +234,7 @@ int ll_dir_read(struct inode *inode, __u64 *ppos, struct md_op_data *op_data,
                                lhash = hash;
                        fid_le_to_cpu(&fid, &ent->lde_fid);
                        ino = cl_fid_build_ino(&fid, is_api32);
-                       type = ll_dirent_type_get(ent);
+                       type = IFTODT(lu_dirent_type_get(ent));
                        /* For ll_nfs_get_name_filldir(), it will try to access
                         * 'ent' through 'lde_name', so the parameter 'name'
                         * for 'filldir()' must be part of the 'ent'. */
@@ -314,15 +290,16 @@ static int ll_iterate(struct file *filp, struct dir_context *ctx)
 static int ll_readdir(struct file *filp, void *cookie, filldir_t filldir)
 #endif
 {
-       struct inode            *inode  = file_inode(filp);
-       struct ll_file_data     *lfd    = LUSTRE_FPRIVATE(filp);
-       struct ll_sb_info       *sbi    = ll_i2sbi(inode);
-       int                     hash64  = sbi->ll_flags & LL_SBI_64BIT_HASH;
-       int                     api32   = ll_need_32bit_api(sbi);
-       struct md_op_data       *op_data;
-       struct lu_fid           pfid = { 0 };
-       __u64                   pos;
-       int                     rc;
+       struct inode *inode = file_inode(filp);
+       struct ll_file_data *lfd = filp->private_data;
+       struct ll_sb_info *sbi = ll_i2sbi(inode);
+       int hash64 = sbi->ll_flags & LL_SBI_64BIT_HASH;
+       int api32 = ll_need_32bit_api(sbi);
+       struct md_op_data *op_data;
+       struct lu_fid pfid = { 0 };
+       ktime_t kstart = ktime_get();
+       __u64 pos;
+       int rc;
        ENTRY;
 
        if (lfd != NULL)
@@ -330,8 +307,9 @@ static int ll_readdir(struct file *filp, void *cookie, filldir_t filldir)
        else
                pos = 0;
 
-       CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p) pos/size"
-              "%lu/%llu 32bit_api %d\n", PFID(ll_inode2fid(inode)),
+       CDEBUG(D_VFSTRACE,
+              "VFS Op:inode="DFID"(%p) pos/size%lu/%llu 32bit_api %d\n",
+              PFID(ll_inode2fid(inode)),
               inode, (unsigned long)pos, i_size_read(inode), api32);
 
        if (pos == MDS_DIR_END_OFF)
@@ -406,32 +384,12 @@ static int ll_readdir(struct file *filp, void *cookie, filldir_t filldir)
 
 out:
        if (!rc)
-               ll_stats_ops_tally(sbi, LPROC_LL_READDIR, 1);
+               ll_stats_ops_tally(sbi, LPROC_LL_READDIR,
+                                  ktime_us_delta(ktime_get(), kstart));
 
        RETURN(rc);
 }
 
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 13, 53, 0)
-static int ll_send_mgc_param(struct obd_export *mgc, char *string)
-{
-        struct mgs_send_param *msp;
-        int rc = 0;
-
-        OBD_ALLOC_PTR(msp);
-        if (!msp)
-                return -ENOMEM;
-
-       strlcpy(msp->mgs_param, string, sizeof(msp->mgs_param));
-        rc = obd_set_info_async(NULL, mgc, sizeof(KEY_SET_INFO), KEY_SET_INFO,
-                                sizeof(struct mgs_send_param), msp, NULL);
-        if (rc)
-                CERROR("Failed to set parameter: %d\n", rc);
-        OBD_FREE_PTR(msp);
-
-        return rc;
-}
-#endif
-
 /**
  * Create striped directory with specified stripe(@lump)
  *
@@ -460,10 +418,11 @@ static int ll_dir_setdirstripe(struct dentry *dparent, struct lmv_user_md *lump,
                                                  strlen(dirname)),
                },
        };
+       bool encrypt = false;
        int err;
        ENTRY;
 
-       if (unlikely(!lmv_magic_supported(lump->lum_magic)))
+       if (unlikely(!lmv_user_magic_supported(lump->lum_magic)))
                RETURN(-EINVAL);
 
        if (lump->lum_magic != LMV_MAGIC_FOREIGN) {
@@ -488,7 +447,26 @@ static int ll_dir_setdirstripe(struct dentry *dparent, struct lmv_user_md *lump,
            !OBD_FAIL_CHECK(OBD_FAIL_LLITE_NO_CHECK_DEAD))
                RETURN(-ENOENT);
 
-       if (unlikely(!lmv_magic_supported(cpu_to_le32(lump->lum_magic))))
+       if (!(exp_connect_flags2(sbi->ll_md_exp) & OBD_CONNECT2_CRUSH)) {
+               if ((lump->lum_hash_type & LMV_HASH_TYPE_MASK) ==
+                    LMV_HASH_TYPE_CRUSH) {
+                       /* if server doesn't support 'crush' hash type,
+                        * switch to fnv_1a_64.
+                        */
+                       lump->lum_hash_type &= ~LMV_HASH_TYPE_MASK;
+                       lump->lum_hash_type |= LMV_HASH_TYPE_FNV_1A_64;
+               } else if ((lump->lum_hash_type & LMV_HASH_TYPE_MASK) ==
+                    LMV_HASH_TYPE_UNKNOWN) {
+                       /* from 2.14 MDT will choose default hash type if client
+                        * doesn't set a valid one, while old server doesn't
+                        * handle it.
+                        */
+                       lump->lum_hash_type &= ~LMV_HASH_TYPE_MASK;
+                       lump->lum_hash_type |= LMV_HASH_TYPE_DEFAULT;
+               }
+       }
+
+       if (unlikely(!lmv_user_magic_supported(cpu_to_le32(lump->lum_magic))))
                lustre_swab_lmv_user_md(lump);
 
        if (!IS_POSIXACL(parent) || !exp_connect_umask(ll_i2mdexp(parent)))
@@ -500,6 +478,17 @@ static int ll_dir_setdirstripe(struct dentry *dparent, struct lmv_user_md *lump,
        if (IS_ERR(op_data))
                RETURN(PTR_ERR(op_data));
 
+       if (ll_sbi_has_encrypt(sbi) &&
+           (IS_ENCRYPTED(parent) ||
+           unlikely(llcrypt_dummy_context_enabled(parent)))) {
+               err = llcrypt_get_encryption_info(parent);
+               if (err)
+                       GOTO(out_op_data, err);
+               if (!llcrypt_has_encryption_key(parent))
+                       GOTO(out_op_data, err = -ENOKEY);
+               encrypt = true;
+       }
+
        if (sbi->ll_flags & LL_SBI_FILE_SECCTX) {
                /* selinux_dentry_init_security() uses dentry->d_parent and name
                 * to determine the security context for the file. So our fake
@@ -512,6 +501,12 @@ static int ll_dir_setdirstripe(struct dentry *dparent, struct lmv_user_md *lump,
                        GOTO(out_op_data, err);
        }
 
+       if (encrypt) {
+               err = llcrypt_inherit_context(parent, NULL, op_data, false);
+               if (err)
+                       GOTO(out_op_data, err);
+       }
+
        op_data->op_cli_flags |= CLI_SET_MEA;
        err = md_create(sbi->ll_md_exp, op_data, lump, len, mode,
                        from_kuid(&init_user_ns, current_fsuid()),
@@ -529,17 +524,26 @@ static int ll_dir_setdirstripe(struct dentry *dparent, struct lmv_user_md *lump,
        dentry.d_inode = inode;
 
        if (sbi->ll_flags & LL_SBI_FILE_SECCTX) {
-               inode_lock(inode);
+               /* no need to protect selinux_inode_setsecurity() by
+                * inode_lock. Taking it would lead to a client deadlock
+                * LU-13617
+                */
                err = security_inode_notifysecctx(inode,
                                                  op_data->op_file_secctx,
                                                  op_data->op_file_secctx_size);
-               inode_unlock(inode);
        } else {
                err = ll_inode_init_security(&dentry, inode, parent);
        }
        if (err)
                GOTO(out_inode, err);
 
+       if (encrypt) {
+               err = ll_set_encflags(inode, op_data->op_file_encctx,
+                                     op_data->op_file_encctx_size, false);
+               if (err)
+                       GOTO(out_inode, err);
+       }
+
 out_inode:
        if (inode != NULL)
                iput(inode);
@@ -558,10 +562,6 @@ int ll_dir_setstripe(struct inode *inode, struct lov_user_md *lump,
        struct md_op_data *op_data;
        struct ptlrpc_request *req = NULL;
        int rc = 0;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 13, 53, 0)
-       struct lustre_sb_info *lsi = s2lsi(inode->i_sb);
-       struct obd_device *mgc = lsi->lsi_mgc;
-#endif
        int lum_size;
        ENTRY;
 
@@ -623,70 +623,13 @@ int ll_dir_setstripe(struct inode *inode, struct lov_user_md *lump,
        if (rc)
                RETURN(rc);
 
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 13, 53, 0)
-       /*
-        * 2.9 server has stored filesystem default stripe in ROOT xattr,
-        * and it's stored into system config for backward compatibility.
-        *
-        * In the following we use the fact that LOV_USER_MAGIC_V1 and
-        * LOV_USER_MAGIC_V3 have the same initial fields so we do not
-        * need the make the distiction between the 2 versions
-        */
-       if (set_default && mgc->u.cli.cl_mgc_mgsexp &&
-           (lump == NULL ||
-            le32_to_cpu(lump->lmm_magic) == LOV_USER_MAGIC_V1 ||
-            le32_to_cpu(lump->lmm_magic) == LOV_USER_MAGIC_V3)) {
-               char *param = NULL;
-               char *buf;
-
-               OBD_ALLOC(param, MGS_PARAM_MAXLEN);
-               if (param == NULL)
-                       GOTO(end, rc = -ENOMEM);
-
-               buf = param;
-               /* Get fsname and assume devname to be -MDT0000. */
-               snprintf(buf, MGS_PARAM_MAXLEN, "%s-MDT0000.lov",
-                        sbi->ll_fsname);
-               buf += strlen(buf);
-
-               /* Set root stripesize */
-               snprintf(buf, MGS_PARAM_MAXLEN, ".stripesize=%u",
-                        lump ? le32_to_cpu(lump->lmm_stripe_size) : 0);
-               rc = ll_send_mgc_param(mgc->u.cli.cl_mgc_mgsexp, param);
-               if (rc)
-                       GOTO(end, rc);
-
-               /* Set root stripecount */
-               snprintf(buf, MGS_PARAM_MAXLEN, ".stripecount=%hd",
-                        lump ? le16_to_cpu(lump->lmm_stripe_count) : 0);
-               rc = ll_send_mgc_param(mgc->u.cli.cl_mgc_mgsexp, param);
-               if (rc)
-                       GOTO(end, rc);
-
-               /* Set root stripeoffset */
-               snprintf(buf, MGS_PARAM_MAXLEN, ".stripeoffset=%hd",
-                        lump ? le16_to_cpu(lump->lmm_stripe_offset) :
-                               (typeof(lump->lmm_stripe_offset))(-1));
-               rc = ll_send_mgc_param(mgc->u.cli.cl_mgc_mgsexp, param);
-
-end:
-               if (param != NULL)
-                       OBD_FREE(param, MGS_PARAM_MAXLEN);
-       }
-#endif
        RETURN(rc);
 }
 
-/**
- * This function will be used to get default LOV/LMV/Default LMV
- * @valid will be used to indicate which stripe it will retrieve
- *     OBD_MD_MEA              LMV stripe EA
- *     OBD_MD_DEFAULT_MEA      Default LMV stripe EA
- *     otherwise               Default LOV EA.
- * Each time, it can only retrieve 1 stripe EA
- **/
-int ll_dir_getstripe(struct inode *inode, void **plmm, int *plmm_size,
-                    struct ptlrpc_request **request, u64 valid)
+static int ll_dir_get_default_layout(struct inode *inode, void **plmm,
+                                    int *plmm_size,
+                                    struct ptlrpc_request **request, u64 valid,
+                                    enum get_default_layout_type type)
 {
        struct ll_sb_info *sbi = ll_i2sbi(inode);
        struct mdt_body   *body;
@@ -694,6 +637,7 @@ int ll_dir_getstripe(struct inode *inode, void **plmm, int *plmm_size,
        struct ptlrpc_request *req = NULL;
        int rc, lmm_size;
        struct md_op_data *op_data;
+       struct lu_fid fid;
        ENTRY;
 
        rc = ll_get_default_mdsize(sbi, &lmm_size);
@@ -707,11 +651,19 @@ int ll_dir_getstripe(struct inode *inode, void **plmm, int *plmm_size,
                RETURN(PTR_ERR(op_data));
 
        op_data->op_valid = valid | OBD_MD_FLEASIZE | OBD_MD_FLDIREA;
+
+       if (type == GET_DEFAULT_LAYOUT_ROOT) {
+               lu_root_fid(&op_data->op_fid1);
+               fid = op_data->op_fid1;
+       } else {
+               fid = *ll_inode2fid(inode);
+       }
+
        rc = md_getattr(sbi->ll_md_exp, op_data, &req);
        ll_finish_md_op_data(op_data);
        if (rc < 0) {
-               CDEBUG(D_INFO, "md_getattr failed on inode "
-                      DFID": rc %d\n", PFID(ll_inode2fid(inode)), rc);
+               CDEBUG(D_INFO, "md_getattr failed on inode "DFID": rc %d\n",
+                      PFID(&fid), rc);
                GOTO(out, rc);
        }
 
@@ -773,6 +725,75 @@ out:
        return rc;
 }
 
+/**
+ * This function will be used to get default LOV/LMV/Default LMV
+ * @valid will be used to indicate which stripe it will retrieve.
+ * If the directory does not have its own default layout, then the
+ * function will request the default layout from root FID.
+ *     OBD_MD_MEA              LMV stripe EA
+ *     OBD_MD_DEFAULT_MEA      Default LMV stripe EA
+ *     otherwise               Default LOV EA.
+ * Each time, it can only retrieve 1 stripe EA
+ **/
+int ll_dir_getstripe_default(struct inode *inode, void **plmm, int *plmm_size,
+                            struct ptlrpc_request **request,
+                            struct ptlrpc_request **root_request,
+                            u64 valid)
+{
+       struct ptlrpc_request *req = NULL;
+       struct ptlrpc_request *root_req = NULL;
+       struct lov_mds_md *lmm = NULL;
+       int lmm_size = 0;
+       int rc = 0;
+       ENTRY;
+
+       rc = ll_dir_get_default_layout(inode, (void **)&lmm, &lmm_size,
+                                      &req, valid, 0);
+       if (rc == -ENODATA && !fid_is_root(ll_inode2fid(inode)) &&
+           !(valid & (OBD_MD_MEA|OBD_MD_DEFAULT_MEA)) && root_request != NULL){
+               int rc2 = ll_dir_get_default_layout(inode, (void **)&lmm,
+                                                   &lmm_size, &root_req, valid,
+                                                   GET_DEFAULT_LAYOUT_ROOT);
+               if (rc2 == 0)
+                       rc = 0;
+       }
+
+       *plmm = lmm;
+       *plmm_size = lmm_size;
+       *request = req;
+       if (root_request != NULL)
+               *root_request = root_req;
+
+       RETURN(rc);
+}
+
+/**
+ * This function will be used to get default LOV/LMV/Default LMV
+ * @valid will be used to indicate which stripe it will retrieve
+ *     OBD_MD_MEA              LMV stripe EA
+ *     OBD_MD_DEFAULT_MEA      Default LMV stripe EA
+ *     otherwise               Default LOV EA.
+ * Each time, it can only retrieve 1 stripe EA
+ **/
+int ll_dir_getstripe(struct inode *inode, void **plmm, int *plmm_size,
+                    struct ptlrpc_request **request, u64 valid)
+{
+       struct ptlrpc_request *req = NULL;
+       struct lov_mds_md *lmm = NULL;
+       int lmm_size = 0;
+       int rc = 0;
+       ENTRY;
+
+       rc = ll_dir_get_default_layout(inode, (void **)&lmm, &lmm_size,
+                                      &req, valid, 0);
+
+       *plmm = lmm;
+       *plmm_size = lmm_size;
+       *request = req;
+
+       RETURN(rc);
+}
+
 int ll_get_mdt_idx_by_fid(struct ll_sb_info *sbi, const struct lu_fid *fid)
 {
        struct md_op_data       *op_data;
@@ -1030,7 +1051,7 @@ static int copy_and_ct_start(int cmd, struct obd_export *exp,
 
                count = 0;
                for (i = 0; i < sizeof(archive_mask) * 8; i++) {
-                       if ((1 << i) & archive_mask) {
+                       if (BIT(i) & archive_mask) {
                                lk->lk_data[count] = i + 1;
                                count++;
                        }
@@ -1105,42 +1126,48 @@ static int check_owner(int type, int id)
        return 0;
 }
 
-static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl)
+int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl)
 {
-        int cmd = qctl->qc_cmd;
-        int type = qctl->qc_type;
-        int id = qctl->qc_id;
-        int valid = qctl->qc_valid;
-        int rc = 0;
-        ENTRY;
+       int cmd = qctl->qc_cmd;
+       int type = qctl->qc_type;
+       int id = qctl->qc_id;
+       int valid = qctl->qc_valid;
+       int rc = 0;
+
+       ENTRY;
 
        switch (cmd) {
        case Q_SETQUOTA:
        case Q_SETINFO:
        case LUSTRE_Q_SETDEFAULT:
+       case LUSTRE_Q_SETQUOTAPOOL:
+       case LUSTRE_Q_SETINFOPOOL:
                if (!cfs_capable(CFS_CAP_SYS_ADMIN))
                        RETURN(-EPERM);
                break;
        case Q_GETQUOTA:
        case LUSTRE_Q_GETDEFAULT:
+       case LUSTRE_Q_GETQUOTAPOOL:
                if (check_owner(type, id) &&
                    (!cfs_capable(CFS_CAP_SYS_ADMIN)))
                        RETURN(-EPERM);
                break;
        case Q_GETINFO:
+       case LUSTRE_Q_GETINFOPOOL:
                break;
        default:
                CERROR("unsupported quotactl op: %#x\n", cmd);
                RETURN(-ENOTSUPP);
        }
 
-        if (valid != QC_GENERAL) {
-                if (cmd == Q_GETINFO)
-                        qctl->qc_cmd = Q_GETOINFO;
-                else if (cmd == Q_GETQUOTA)
-                        qctl->qc_cmd = Q_GETOQUOTA;
-                else
-                        RETURN(-EINVAL);
+       if (valid != QC_GENERAL) {
+               if (cmd == Q_GETINFO)
+                       qctl->qc_cmd = Q_GETOINFO;
+               else if (cmd == Q_GETQUOTA ||
+                        cmd == LUSTRE_Q_GETQUOTAPOOL)
+                       qctl->qc_cmd = Q_GETOQUOTA;
+               else
+                       RETURN(-EINVAL);
 
                 switch (valid) {
                 case QC_MDTIDX:
@@ -1170,29 +1197,41 @@ static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl)
                 qctl->qc_cmd = cmd;
         } else {
                 struct obd_quotactl *oqctl;
+               int oqctl_len = sizeof(*oqctl);
 
-                OBD_ALLOC_PTR(oqctl);
-                if (oqctl == NULL)
-                        RETURN(-ENOMEM);
+               if (LUSTRE_Q_CMD_IS_POOL(cmd))
+                       oqctl_len += LOV_MAXPOOLNAME + 1;
 
-                QCTL_COPY(oqctl, qctl);
-                rc = obd_quotactl(sbi->ll_md_exp, oqctl);
-                if (rc) {
-                        OBD_FREE_PTR(oqctl);
-                        RETURN(rc);
-                }
+               OBD_ALLOC(oqctl, oqctl_len);
+               if (oqctl == NULL)
+                       RETURN(-ENOMEM);
+
+               QCTL_COPY(oqctl, qctl);
+               rc = obd_quotactl(sbi->ll_md_exp, oqctl);
+               if (rc) {
+                       OBD_FREE(oqctl, oqctl_len);
+                       RETURN(rc);
+               }
                 /* If QIF_SPACE is not set, client should collect the
                  * space usage from OSSs by itself */
-                if (cmd == Q_GETQUOTA &&
-                    !(oqctl->qc_dqblk.dqb_valid & QIF_SPACE) &&
-                    !oqctl->qc_dqblk.dqb_curspace) {
-                        struct obd_quotactl *oqctl_tmp;
-
-                        OBD_ALLOC_PTR(oqctl_tmp);
-                        if (oqctl_tmp == NULL)
-                                GOTO(out, rc = -ENOMEM);
-
-                        oqctl_tmp->qc_cmd = Q_GETOQUOTA;
+               if ((cmd == Q_GETQUOTA || cmd == LUSTRE_Q_GETQUOTAPOOL) &&
+                   !(oqctl->qc_dqblk.dqb_valid & QIF_SPACE) &&
+                   !oqctl->qc_dqblk.dqb_curspace) {
+                       struct obd_quotactl *oqctl_tmp;
+                       int qctl_len = sizeof(*oqctl_tmp) + LOV_MAXPOOLNAME + 1;
+
+                       OBD_ALLOC(oqctl_tmp, qctl_len);
+                       if (oqctl_tmp == NULL)
+                               GOTO(out, rc = -ENOMEM);
+
+                       if (cmd == LUSTRE_Q_GETQUOTAPOOL) {
+                               oqctl_tmp->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
+                               memcpy(oqctl_tmp->qc_poolname,
+                                      qctl->qc_poolname,
+                                      LOV_MAXPOOLNAME + 1);
+                       } else {
+                               oqctl_tmp->qc_cmd = Q_GETOQUOTA;
+                       }
                         oqctl_tmp->qc_id = oqctl->qc_id;
                         oqctl_tmp->qc_type = oqctl->qc_type;
 
@@ -1205,28 +1244,29 @@ static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl)
                                 oqctl->qc_dqblk.dqb_valid |= QIF_SPACE;
                         }
 
-                        /* collect space & inode usage from MDTs */
-                        oqctl_tmp->qc_dqblk.dqb_curspace = 0;
-                        oqctl_tmp->qc_dqblk.dqb_curinodes = 0;
-                        rc = obd_quotactl(sbi->ll_md_exp, oqctl_tmp);
-                        if (!rc || rc == -EREMOTEIO) {
-                                oqctl->qc_dqblk.dqb_curspace +=
-                                        oqctl_tmp->qc_dqblk.dqb_curspace;
-                                oqctl->qc_dqblk.dqb_curinodes =
-                                        oqctl_tmp->qc_dqblk.dqb_curinodes;
-                                oqctl->qc_dqblk.dqb_valid |= QIF_INODES;
-                        } else {
-                                oqctl->qc_dqblk.dqb_valid &= ~QIF_SPACE;
-                        }
+                       /* collect space & inode usage from MDTs */
+                       oqctl_tmp->qc_cmd = Q_GETOQUOTA;
+                       oqctl_tmp->qc_dqblk.dqb_curspace = 0;
+                       oqctl_tmp->qc_dqblk.dqb_curinodes = 0;
+                       rc = obd_quotactl(sbi->ll_md_exp, oqctl_tmp);
+                       if (!rc || rc == -EREMOTEIO) {
+                               oqctl->qc_dqblk.dqb_curspace +=
+                                       oqctl_tmp->qc_dqblk.dqb_curspace;
+                               oqctl->qc_dqblk.dqb_curinodes =
+                                       oqctl_tmp->qc_dqblk.dqb_curinodes;
+                               oqctl->qc_dqblk.dqb_valid |= QIF_INODES;
+                       } else {
+                               oqctl->qc_dqblk.dqb_valid &= ~QIF_SPACE;
+                       }
 
-                        OBD_FREE_PTR(oqctl_tmp);
+                       OBD_FREE(oqctl_tmp, qctl_len);
                 }
 out:
-                QCTL_COPY(qctl, oqctl);
-                OBD_FREE_PTR(oqctl);
-        }
+               QCTL_COPY(qctl, oqctl);
+               OBD_FREE(oqctl, oqctl_len);
+       }
 
-        RETURN(rc);
+       RETURN(rc);
 }
 
 int ll_rmfid(struct file *file, void __user *arg)
@@ -1252,7 +1292,7 @@ int ll_rmfid(struct file *file, void __user *arg)
        OBD_ALLOC(lfa, size);
        if (!lfa)
                RETURN(-ENOMEM);
-       OBD_ALLOC(rcs, sizeof(int) * nr);
+       OBD_ALLOC_PTR_ARRAY(rcs, nr);
        if (!rcs)
                GOTO(free_lfa, rc = -ENOMEM);
 
@@ -1270,7 +1310,7 @@ int ll_rmfid(struct file *file, void __user *arg)
        }
 
 free_rcs:
-       OBD_FREE(rcs, sizeof(int) * nr);
+       OBD_FREE_PTR_ARRAY(rcs, nr);
 free_lfa:
        OBD_FREE(lfa, size);
 
@@ -1403,7 +1443,7 @@ out_free:
                lum = (struct lmv_user_md *)data->ioc_inlbuf2;
                lumlen = data->ioc_inllen2;
 
-               if (!lmv_magic_supported(lum->lum_magic)) {
+               if (!lmv_user_magic_supported(lum->lum_magic)) {
                        CERROR("%s: wrong lum magic %x : rc = %d\n", filename,
                               lum->lum_magic, -EINVAL);
                        GOTO(lmv_out_free, rc = -EINVAL);
@@ -1424,11 +1464,7 @@ out_free:
                        GOTO(lmv_out_free, rc = -EINVAL);
                }
 
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 50, 0)
-               mode = data->ioc_type != 0 ? data->ioc_type : S_IRWXUGO;
-#else
                mode = data->ioc_type;
-#endif
                rc = ll_dir_setdirstripe(dentry, lum, lumlen, filename, mode);
 lmv_out_free:
                OBD_FREE_LARGE(buf, len);
@@ -1464,9 +1500,9 @@ lmv_out_free:
 
                int set_default = 0;
 
-               CLASSERT(sizeof(struct lov_user_md_v3) >
-                        sizeof(struct lov_comp_md_v1));
-               CLASSERT(sizeof(*lumv3) == sizeof(*lumv3p));
+               BUILD_BUG_ON(sizeof(struct lov_user_md_v3) <=
+                            sizeof(struct lov_comp_md_v1));
+               BUILD_BUG_ON(sizeof(*lumv3) != sizeof(*lumv3p));
                /* first try with v1 which is smaller than v3 */
                if (copy_from_user(&lumv1, lumv1p, sizeof(lumv1)))
                        RETURN(-EFAULT);
@@ -1505,6 +1541,7 @@ out:
                                        (struct lmv_user_md __user *)arg;
                struct lmv_user_md      lum;
                struct ptlrpc_request   *request = NULL;
+               struct ptlrpc_request   *root_request = NULL;
                union lmv_mds_md        *lmm = NULL;
                int                     lmmsize;
                u64                     valid = 0;
@@ -1530,8 +1567,8 @@ out:
                else
                        RETURN(-EINVAL);
 
-               rc = ll_dir_getstripe(inode, (void **)&lmm, &lmmsize, &request,
-                                     valid);
+               rc = ll_dir_getstripe_default(inode, (void **)&lmm, &lmmsize,
+                                             &request, &root_request, valid);
                if (rc != 0)
                        GOTO(finish_req, rc);
 
@@ -1621,6 +1658,7 @@ out_tmp:
                OBD_FREE(tmp, lum_size);
 finish_req:
                ptlrpc_req_finished(request);
+               ptlrpc_req_finished(root_request);
                return rc;
        }
 
@@ -1665,6 +1703,7 @@ out_rmdir:
        case IOC_MDC_GETFILEINFO_OLD:
        case IOC_MDC_GETFILESTRIPE: {
                struct ptlrpc_request *request = NULL;
+               struct ptlrpc_request *root_request = NULL;
                struct lov_user_md __user *lump;
                struct lov_mds_md *lmm = NULL;
                struct mdt_body *body;
@@ -1686,8 +1725,9 @@ out_rmdir:
                        rc = ll_lov_getstripe_ea_info(inode, filename, &lmm,
                                                      &lmmsize, &request);
                } else {
-                       rc = ll_dir_getstripe(inode, (void **)&lmm, &lmmsize,
-                                             &request, 0);
+                       rc = ll_dir_getstripe_default(inode, (void **)&lmm,
+                                                     &lmmsize, &request,
+                                                     &root_request, 0);
                }
 
                if (request) {
@@ -1782,11 +1822,12 @@ out_rmdir:
                        stx.stx_atime.tv_sec = body->mbo_atime;
                        stx.stx_ctime.tv_sec = body->mbo_ctime;
                        stx.stx_mtime.tv_sec = body->mbo_mtime;
+                       stx.stx_btime.tv_sec = body->mbo_btime;
                        stx.stx_rdev_major = MAJOR(body->mbo_rdev);
                        stx.stx_rdev_minor = MINOR(body->mbo_rdev);
                        stx.stx_dev_major = MAJOR(inode->i_sb->s_dev);
                        stx.stx_dev_minor = MINOR(inode->i_sb->s_dev);
-                       stx.stx_mask |= STATX_BASIC_STATS;
+                       stx.stx_mask |= STATX_BASIC_STATS | STATX_BTIME;
 
                        /*
                         * For a striped directory, the size and blocks returned
@@ -1826,29 +1867,38 @@ out_rmdir:
                EXIT;
 out_req:
                ptlrpc_req_finished(request);
+               ptlrpc_req_finished(root_request);
                if (filename)
                        ll_putname(filename);
                return rc;
        }
        case OBD_IOC_QUOTACTL: {
-                struct if_quotactl *qctl;
+               struct if_quotactl *qctl;
+               int qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
 
-                OBD_ALLOC_PTR(qctl);
-                if (!qctl)
-                        RETURN(-ENOMEM);
+               OBD_ALLOC(qctl, qctl_len);
+               if (!qctl)
+                       RETURN(-ENOMEM);
 
                if (copy_from_user(qctl, (void __user *)arg, sizeof(*qctl)))
-                        GOTO(out_quotactl, rc = -EFAULT);
-
-                rc = quotactl_ioctl(sbi, qctl);
+                       GOTO(out_quotactl, rc = -EFAULT);
+
+               if (LUSTRE_Q_CMD_IS_POOL(qctl->qc_cmd)) {
+                       char __user *from = (char __user *)arg +
+                                       offsetof(typeof(*qctl), qc_poolname);
+                       if (copy_from_user(qctl->qc_poolname, from,
+                                          LOV_MAXPOOLNAME + 1))
+                               GOTO(out_quotactl, rc = -EFAULT);
+               }
 
+               rc = quotactl_ioctl(sbi, qctl);
                if (rc == 0 &&
                    copy_to_user((void __user *)arg, qctl, sizeof(*qctl)))
                         rc = -EFAULT;
 
-        out_quotactl:
-                OBD_FREE_PTR(qctl);
-                RETURN(rc);
+out_quotactl:
+               OBD_FREE(qctl, qctl_len);
+               RETURN(rc);
         }
         case OBD_IOC_GETDTNAME:
         case OBD_IOC_GETMDNAME:
@@ -2073,9 +2123,9 @@ migrate_free:
 
                RETURN(rc);
        }
-       case LL_IOC_FSGETXATTR:
+       case FS_IOC_FSGETXATTR:
                RETURN(ll_ioctl_fsgetxattr(inode, cmd, arg));
-       case LL_IOC_FSSETXATTR:
+       case FS_IOC_FSSETXATTR:
                RETURN(ll_ioctl_fssetxattr(inode, cmd, arg));
        case LL_IOC_PCC_DETACH_BY_FID: {
                struct lu_pcc_detach_fid *detach;
@@ -2114,6 +2164,33 @@ out_detach:
                OBD_FREE_PTR(detach);
                RETURN(rc);
        }
+#ifdef HAVE_LUSTRE_CRYPTO
+       case LL_IOC_SET_ENCRYPTION_POLICY:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_set_policy(file, (const void __user *)arg);
+       case LL_IOC_GET_ENCRYPTION_POLICY_EX:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_get_policy_ex(file, (void __user *)arg);
+       case LL_IOC_ADD_ENCRYPTION_KEY:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_add_key(file, (void __user *)arg);
+       case LL_IOC_REMOVE_ENCRYPTION_KEY:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_remove_key(file, (void __user *)arg);
+       case LL_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_remove_key_all_users(file,
+                                                         (void __user *)arg);
+       case LL_IOC_GET_ENCRYPTION_KEY_STATUS:
+               if (!ll_sbi_has_encrypt(ll_i2sbi(inode)))
+                       return -EOPNOTSUPP;
+               return llcrypt_ioctl_get_key_status(file, (void __user *)arg);
+#endif
        default:
                RETURN(obd_iocontrol(cmd, sbi->ll_dt_exp, 0, NULL,
                                     (void __user *)arg));
@@ -2122,53 +2199,53 @@ out_detach:
 
 static loff_t ll_dir_seek(struct file *file, loff_t offset, int origin)
 {
-        struct inode *inode = file->f_mapping->host;
-        struct ll_file_data *fd = LUSTRE_FPRIVATE(file);
-        struct ll_sb_info *sbi = ll_i2sbi(inode);
-        int api32 = ll_need_32bit_api(sbi);
-        loff_t ret = -EINVAL;
-        ENTRY;
+       struct inode *inode = file->f_mapping->host;
+       struct ll_file_data *fd = file->private_data;
+       struct ll_sb_info *sbi = ll_i2sbi(inode);
+       int api32 = ll_need_32bit_api(sbi);
+       loff_t ret = -EINVAL;
+       ENTRY;
 
        inode_lock(inode);
-        switch (origin) {
-                case SEEK_SET:
-                        break;
-                case SEEK_CUR:
-                        offset += file->f_pos;
-                        break;
-                case SEEK_END:
-                        if (offset > 0)
-                                GOTO(out, ret);
-                        if (api32)
-                                offset += LL_DIR_END_OFF_32BIT;
-                        else
-                                offset += LL_DIR_END_OFF;
-                        break;
-                default:
-                        GOTO(out, ret);
-        }
+       switch (origin) {
+       case SEEK_SET:
+               break;
+       case SEEK_CUR:
+               offset += file->f_pos;
+               break;
+       case SEEK_END:
+               if (offset > 0)
+                       GOTO(out, ret);
+               if (api32)
+                       offset += LL_DIR_END_OFF_32BIT;
+               else
+                       offset += LL_DIR_END_OFF;
+               break;
+       default:
+               GOTO(out, ret);
+       }
 
-        if (offset >= 0 &&
-            ((api32 && offset <= LL_DIR_END_OFF_32BIT) ||
-             (!api32 && offset <= LL_DIR_END_OFF))) {
-                if (offset != file->f_pos) {
-                        if ((api32 && offset == LL_DIR_END_OFF_32BIT) ||
-                            (!api32 && offset == LL_DIR_END_OFF))
+       if (offset >= 0 &&
+           ((api32 && offset <= LL_DIR_END_OFF_32BIT) ||
+            (!api32 && offset <= LL_DIR_END_OFF))) {
+               if (offset != file->f_pos) {
+                       if ((api32 && offset == LL_DIR_END_OFF_32BIT) ||
+                           (!api32 && offset == LL_DIR_END_OFF))
                                fd->lfd_pos = MDS_DIR_END_OFF;
-                        else if (api32 && sbi->ll_flags & LL_SBI_64BIT_HASH)
+                       else if (api32 && sbi->ll_flags & LL_SBI_64BIT_HASH)
                                fd->lfd_pos = offset << 32;
-                        else
+                       else
                                fd->lfd_pos = offset;
-                        file->f_pos = offset;
-                        file->f_version = 0;
-                }
-                ret = offset;
-        }
-        GOTO(out, ret);
+                       file->f_pos = offset;
+                       file->f_version = 0;
+               }
+               ret = offset;
+       }
+       GOTO(out, ret);
 
 out:
        inode_unlock(inode);
-        return ret;
+       return ret;
 }
 
 static int ll_dir_open(struct inode *inode, struct file *file)