LU-613 clio: Client dead-lock during binary exec

[fs/lustre-release.git] / lustre / include / lclient.h

diff --git a/lustre/include/lclient.h b/lustre/include/lclient.h
index 4886479..dd6721a 100644 (file)
--- a/lustre/include/lclient.h
+++ b/lustre/include/lclient.h
@@ -26,7 +26,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  */
 /*
@@ -43,20 +43,22 @@
 #ifndef LCLIENT_H
 #define LCLIENT_H
 
+blkcnt_t dirty_cnt(struct inode *inode);
+
 int cl_glimpse_size(struct inode *inode);
 int cl_glimpse_lock(const struct lu_env *env, struct cl_io *io,
                     struct inode *inode, struct cl_object *clob);
 
 /**
- * Locking policy for truncate.
+ * Locking policy for setattr.
  */
-enum ccc_trunc_lock_type {
+enum ccc_setattr_lock_type {
         /** Locking is done by server */
-        TRUNC_NOLOCK,
+        SETATTR_NOLOCK,
         /** Extent lock is enqueued */
-        TRUNC_EXTENT,
+        SETATTR_EXTENT_LOCK,
         /** Existing local extent lock is used */
-        TRUNC_MATCH
+        SETATTR_MATCH_LOCK
 };
 
 
@@ -87,9 +89,9 @@ struct ccc_io {
 
         union {
                 struct {
-                        int                      cui_locks_released;
-                        enum ccc_trunc_lock_type cui_local_lock;
-                } trunc;
+                        int                        cui_locks_released;
+                        enum ccc_setattr_lock_type cui_local_lock;
+                } setattr;
         } u;
         /**
          * True iff io is processing glimpse right now.
@@ -135,6 +137,13 @@ static inline struct cl_attr *ccc_env_thread_attr(const struct lu_env *env)
         return attr;
 }
 
+static inline struct cl_io *ccc_env_thread_io(const struct lu_env *env)
+{
+        struct cl_io *io = &ccc_env_info(env)->cti_io;
+        memset(io, 0, sizeof(*io));
+        return io;
+}
+
 struct ccc_session {
         struct ccc_io cs_ios;
 };
@@ -167,7 +176,7 @@ struct ccc_object {
          *
          * \see ccc_page::cpg_pending_linkage
          */
-        struct list_head        cob_pending_list;
+        cfs_list_t             cob_pending_list;
 
         /**
          * Access this counter is protected by inode->i_sem. Now that
@@ -180,7 +189,7 @@ struct ccc_object {
          *
          * \see ll_vm_open(), ll_vm_close().
          */
-        atomic_t                cob_mmap_cnt;
+        cfs_atomic_t            cob_mmap_cnt;
 };
 
 /**
@@ -198,7 +207,7 @@ struct ccc_page {
          * that is, never iterated through, only checked for list_empty(), but
          * having a list is useful for debugging.
          */
-        struct list_head     cpg_pending_linkage;
+        cfs_list_t           cpg_pending_linkage;
         /** VM page */
         cfs_page_t          *cpg_page;
 };
@@ -322,8 +331,7 @@ void ccc_io_advance(const struct lu_env *env, const struct cl_io_slice *ios,
 void ccc_io_update_iov(const struct lu_env *env, struct ccc_io *cio,
                        struct cl_io *io);
 int ccc_prep_size(const struct lu_env *env, struct cl_object *obj,
-                  struct cl_io *io, loff_t start, size_t count, int vfslock,
-                  int *exceed);
+                  struct cl_io *io, loff_t start, size_t count, int *exceed);
 void ccc_req_completion(const struct lu_env *env,
                         const struct cl_req_slice *slice, int ioret);
 void ccc_req_attr_set(const struct lu_env *env,const struct cl_req_slice *slice,
@@ -344,18 +352,17 @@ cfs_page_t         *cl2vm_page      (const struct cl_page_slice *slice);
 struct inode       *ccc_object_inode(const struct cl_object *obj);
 struct ccc_object  *cl_inode2ccc    (struct inode *inode);
 
-int cl_setattr_do_truncate(struct inode *inode, loff_t size,
-                           struct obd_capa *capa);
-int cl_setattr_ost(struct inode *inode, struct obd_capa *capa);
+int cl_setattr_ost(struct inode *inode, const struct iattr *attr,
+                   struct obd_capa *capa);
 
 struct cl_page *ccc_vmpage_page_transient(cfs_page_t *vmpage);
 int ccc_object_invariant(const struct cl_object *obj);
-int cl_inode_init(struct inode *inode, struct lustre_md *md);
+int cl_file_inode_init(struct inode *inode, struct lustre_md *md);
 void cl_inode_fini(struct inode *inode);
 int cl_local_size(struct inode *inode);
 
 __u16 ll_dirent_type_get(struct lu_dirent *ent);
-ino_t cl_fid_build_ino(const struct lu_fid *fid);
+__u64 cl_fid_build_ino(const struct lu_fid *fid, int api32);
 __u32 cl_fid_build_gen(const struct lu_fid *fid);
 
 #ifdef INVARIANT_CHECK
@@ -378,6 +385,7 @@ int cl_ocd_update(struct obd_device *host,
 
 struct ccc_grouplock {
         struct lu_env   *cg_env;
+        struct cl_io    *cg_io;
         struct cl_lock  *cg_lock;
         unsigned long    cg_gid;
 };