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- put GSS check after linux modules check to make sure that $LINUX is defined.
[fs/lustre-release.git] / lustre / liblustre / namei.c
index 2a7c5e0..02abb60 100644 (file)
 #include <sys/fcntl.h>
 #include <sys/queue.h>
 
+#ifdef HAVE_XTIO_H
+#include <xtio.h>
+#endif
 #include <sysio.h>
 #include <fs.h>
 #include <mount.h>
 #include <inode.h>
+#ifdef HAVE_FILE_H
 #include <file.h>
+#endif
 
 #undef LIST_HEAD
 
@@ -46,15 +51,15 @@ static void ll_intent_drop_lock(struct lookup_intent *it)
 {
         struct lustre_handle *handle;
 
-        if (it->it_op && it->d.lustre.it_lock_mode) {
-                handle = (struct lustre_handle *)&it->d.lustre.it_lock_handle;
+        if (it->it_op && LUSTRE_IT(it)->it_lock_mode) {
+                handle = (struct lustre_handle *)&LUSTRE_IT(it)->it_lock_handle;
                 CDEBUG(D_DLMTRACE, "releasing lock with cookie "LPX64
                        " from it %p\n", handle->cookie, it);
-                ldlm_lock_decref(handle, it->d.lustre.it_lock_mode);
+                ldlm_lock_decref(handle, LUSTRE_IT(it)->it_lock_mode);
 
                 /* bug 494: intent_release may be called multiple times, from
                  * this thread and we don't want to double-decref this lock */
-                it->d.lustre.it_lock_mode = 0;
+                LUSTRE_IT(it)->it_lock_mode = 0;
         }
 }
 
@@ -65,8 +70,8 @@ static void ll_intent_release(struct lookup_intent *it)
         ll_intent_drop_lock(it);
         it->it_magic = 0;
         it->it_op_release = 0;
-        it->d.lustre.it_disposition = 0;
-        it->d.lustre.it_data = NULL;
+        LUSTRE_IT(it)->it_disposition = 0;
+        LUSTRE_IT(it)->it_data = NULL;
         EXIT;
 }
 
@@ -107,7 +112,7 @@ void llu_lookup_finish_locks(struct lookup_intent *it, struct pnode *pnode)
                 CDEBUG(D_DLMTRACE, "setting l_data to inode %p (%lu/%lu)\n",
                        inode, llu_i2info(inode)->lli_st_ino,
                        llu_i2info(inode)->lli_st_generation);
-                mdc_set_lock_data(NULL, &it->d.lustre.it_lock_handle, inode);
+                mdc_set_lock_data(NULL, &LUSTRE_IT(it)->it_lock_handle, inode);
         }
 
         /* drop lookup/getattr locks */
@@ -148,15 +153,15 @@ int llu_mdc_blocking_ast(struct ldlm_lock *lock,
                 if (inode == NULL)
                         break;
 
-                lli =  llu_i2info(inode);
+                lli = llu_i2info(inode);
 
                 if (bits & MDS_INODELOCK_UPDATE)
                         clear_bit(LLI_F_HAVE_MDS_SIZE_LOCK, &lli->lli_flags);
 
-                if (lock->l_resource->lr_name.name[0] != lli->lli_st_ino ||
-                    lock->l_resource->lr_name.name[1] != lli->lli_st_generation) {
-                        LDLM_ERROR(lock, "data mismatch with ino %lu/%lu",
-                                   lli->lli_st_ino, lli->lli_st_generation);
+                if (lock->l_resource->lr_name.name[0] != id_fid(&lli->lli_id) ||
+                    lock->l_resource->lr_name.name[1] != id_group(&lli->lli_id)) {
+                        LDLM_ERROR(lock, "data mismatch with object "DLID4,
+                                   OLID4(&lli->lli_id));
                 }
                 if (S_ISDIR(lli->lli_st_mode) &&
                     (bits & MDS_INODELOCK_UPDATE)) {
@@ -166,11 +171,6 @@ int llu_mdc_blocking_ast(struct ldlm_lock *lock,
                         llu_invalidate_inode_pages(inode);
                 }
 
-/*
-                if (inode->i_sb->s_root &&
-                    inode != inode->i_sb->s_root->d_inode)
-                        ll_unhash_aliases(inode);
-*/
                 I_RELE(inode);
                 break;
         }
@@ -199,8 +199,8 @@ static int pnode_revalidate_finish(struct ptlrpc_request *req,
         if (it_disposition(it, DISP_LOOKUP_NEG))
                 RETURN(-ENOENT);
 
-        rc = mdc_req2lustre_md(llu_i2sbi(inode)->ll_mdc_exp, req, offset, 
-                               llu_i2sbi(inode)->ll_osc_exp, &md);
+        rc = mdc_req2lustre_md(llu_i2sbi(inode)->ll_md_exp, req, offset, 
+                               llu_i2sbi(inode)->ll_dt_exp, &md);
         if (rc)
                 RETURN(rc);
 
@@ -212,17 +212,16 @@ static int pnode_revalidate_finish(struct ptlrpc_request *req,
 int llu_pb_revalidate(struct pnode *pnode, int flags, struct lookup_intent *it)
 {
         struct pnode_base *pb = pnode->p_base;
-        struct ll_fid pfid, cfid;
+        struct lustre_id pid, cid;
         struct it_cb_data icbd;
-        struct ll_uctxt ctxt;
         struct ptlrpc_request *req = NULL;
         struct lookup_intent lookup_it = { .it_op = IT_LOOKUP };
         struct obd_export *exp;
         int rc;
         ENTRY;
 
-        CDEBUG(D_VFSTRACE, "VFS Op:name=%s,intent=%x\n",
-               pb->pb_name.name, it ? it->it_op : 0);
+        CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,intent=%x\n",
+               (int)pb->pb_name.len, pb->pb_name.name, it ? it->it_op : 0);
 
         /* We don't want to cache negative dentries, so return 0 immediately.
          * We believe that this is safe, that negative dentries cannot be
@@ -248,9 +247,9 @@ int llu_pb_revalidate(struct pnode *pnode, int flags, struct lookup_intent *it)
                 }
         }
 
-        exp = llu_i2mdcexp(pb->pb_ino);
-        ll_inode2fid(&pfid, pnode->p_parent->p_base->pb_ino);
-        ll_inode2fid(&cfid, pb->pb_ino);
+        exp = llu_i2mdexp(pb->pb_ino);
+        ll_inode2id(&pid, pnode->p_parent->p_base->pb_ino);
+        ll_inode2id(&cid, pb->pb_ino);
         icbd.icbd_parent = pnode->p_parent->p_base->pb_ino;
         icbd.icbd_child = pnode;
 
@@ -259,12 +258,8 @@ int llu_pb_revalidate(struct pnode *pnode, int flags, struct lookup_intent *it)
                 it->it_op_release = ll_intent_release;
         }
 
-        ll_i2uctxt(&ctxt, pnode->p_parent->p_base->pb_ino, pb->pb_ino);
-
-        rc = mdc_intent_lock(exp, &ctxt, &pfid,
-                             pb->pb_name.name, pb->pb_name.len,
-                             NULL, 0, &cfid, it, flags, &req,
-                             llu_mdc_blocking_ast);
+        rc = mdc_intent_lock(exp, &pid, pb->pb_name.name, pb->pb_name.len,
+                             NULL, 0, &cid, it, flags, &req, llu_mdc_blocking_ast);
         /* If req is NULL, then mdc_intent_lock only tried to do a lock match;
          * if all was well, it will return 1 if it found locks, 0 otherwise. */
         if (req == NULL && rc >= 0)
@@ -340,8 +335,8 @@ static int lookup_it_finish(struct ptlrpc_request *request, int offset,
                 struct llu_inode_info *lli;
                 ENTRY;
 
-                rc = mdc_req2lustre_md(sbi->ll_mdc_exp, request, offset, 
-                                       sbi->ll_osc_exp, &md);
+                rc = mdc_req2lustre_md(sbi->ll_md_exp, request, offset, 
+                                       sbi->ll_dt_exp, &md);
                 if (rc)
                         RETURN(rc);
 
@@ -349,11 +344,11 @@ static int lookup_it_finish(struct ptlrpc_request *request, int offset,
                 if (!inode || IS_ERR(inode)) {
                         /* free the lsm if we allocated one above */
                         if (md.lsm != NULL)
-                                obd_free_memmd(sbi->ll_osc_exp, &md.lsm);
+                                obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
                         RETURN(inode ? PTR_ERR(inode) : -ENOMEM);
                 } else if (md.lsm != NULL &&
                            llu_i2info(inode)->lli_smd != md.lsm) {
-                        obd_free_memmd(sbi->ll_osc_exp, &md.lsm);
+                        obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
                 }
 
                 lli = llu_i2info(inode);
@@ -384,14 +379,14 @@ static int lookup_it_finish(struct ptlrpc_request *request, int offset,
                 LL_SAVE_INTENT(inode, it);
 
         child->p_base->pb_ino = inode;
-
         RETURN(0);
 }
 
 struct inode *llu_inode_from_lock(struct ldlm_lock *lock)
 {
         struct inode *inode;
-        l_lock(&lock->l_resource->lr_namespace->ns_lock);
+#warning "fix l_lock() using here!"
+//        l_lock(&lock->l_resource->lr_namespace->ns_lock);
 
         if (lock->l_ast_data) {
                 inode = (struct inode *)lock->l_ast_data;
@@ -399,15 +394,14 @@ struct inode *llu_inode_from_lock(struct ldlm_lock *lock)
         } else
                 inode = NULL;
 
-        l_unlock(&lock->l_resource->lr_namespace->ns_lock);
+//        l_unlock(&lock->l_resource->lr_namespace->ns_lock);
         return inode;
 }
 
 static int llu_lookup_it(struct inode *parent, struct pnode *pnode,
                          struct lookup_intent *it, int flags)
 {
-        struct ll_fid pfid;
-        struct ll_uctxt ctxt;
+        struct lustre_id pid;
         struct it_cb_data icbd;
         struct ptlrpc_request *req = NULL;
         struct lookup_intent lookup_it = { .it_op = IT_LOOKUP };
@@ -425,10 +419,9 @@ static int llu_lookup_it(struct inode *parent, struct pnode *pnode,
         icbd.icbd_child = pnode;
         icbd.icbd_parent = parent;
         icbd.icbd_child = pnode;
-        ll_inode2fid(&pfid, parent);
-        ll_i2uctxt(&ctxt, parent, NULL);
+        ll_inode2id(&pid, parent);
 
-        rc = mdc_intent_lock(llu_i2mdcexp(parent), &ctxt, &pfid,
+        rc = mdc_intent_lock(llu_i2mdexp(parent), &pid,
                              pnode->p_base->pb_name.name,
                              pnode->p_base->pb_name.len,
                              NULL, 0, NULL, it, flags, &req,