b=b21506 File read is incomplete, getting truncated files.

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

diff --git a/lustre/include/lclient.h b/lustre/include/lclient.h
index e81f7e0..1883df6 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.
  */
 /*
@@ -48,15 +48,15 @@ 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 +87,9 @@ 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.
@@ -167,7 +167,7 @@ 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 +180,7 @@ struct ccc_object {
          *
          * \see ll_vm_open(), ll_vm_close().
          */
-        atomic_t                cob_mmap_cnt;
+        cfs_atomic_t            cob_mmap_cnt;
 };
 
 /**
@@ -198,18 +198,9 @@ 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;
-        /**
-         * checksum for paranoid I/O debugging enabled by
-         * ENABLE_LLITE_CHECKSUM configuration option.
-         *
-         * XXX This cannot be implemented reliably because checksum cannot be
-         * updated from ->set_page_dirty() that is called without page VM
-         * lock.
-         */
-        __u32                cpg_checksum;
 };
 
 static inline struct ccc_page *cl2ccc_page(const struct cl_page_slice *slice)
@@ -353,9 +344,8 @@ 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);
@@ -364,7 +354,8 @@ 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);
+__u32 cl_fid_build_ino32(const struct lu_fid *fid);
 __u32 cl_fid_build_gen(const struct lu_fid *fid);
 
 #ifdef INVARIANT_CHECK