LU-11595 mdt: fix read-on-open for big PAGE_SIZE

[fs/lustre-release.git] / lustre / mdc / mdc_internal.h

diff --git a/lustre/mdc/mdc_internal.h b/lustre/mdc/mdc_internal.h
index 9877352..36ce3b6 100644 (file)
--- a/lustre/mdc/mdc_internal.h
+++ b/lustre/mdc/mdc_internal.h
@@ -23,7 +23,7 @@
  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, 2016, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -35,9 +35,7 @@
 
 #include <lustre_mdc.h>
 
-#ifdef CONFIG_PROC_FS
-extern struct lprocfs_vars lprocfs_mdc_obd_vars[];
-#endif
+int mdc_tunables_init(struct obd_device *obd);
 
 void mdc_pack_body(struct ptlrpc_request *req, const struct lu_fid *fid,
                   u64 valid, size_t ea_size, u32 suppgid, u32 flags);
@@ -65,6 +63,8 @@ void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
 void mdc_rename_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
                     const char *old, size_t oldlen,
                     const char *new, size_t newlen);
+void mdc_migrate_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+                       const char *name, size_t namelen);
 void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
 
 /* mdc/mdc_locks.c */
@@ -95,6 +95,8 @@ int mdc_save_lovea(struct ptlrpc_request *req,
 /* mdc/mdc_request.c */
 int mdc_fid_alloc(const struct lu_env *env, struct obd_export *exp,
                  struct lu_fid *fid, struct md_op_data *op_data);
+int mdc_setup(struct obd_device *obd, struct lustre_cfg *cfg);
+int mdc_process_config(struct obd_device *obd, size_t len, void *buf);
 
 struct obd_client_handle;
 
@@ -127,6 +129,7 @@ int mdc_setattr(struct obd_export *exp, struct md_op_data *op_data,
                void *ea, size_t ealen, struct ptlrpc_request **request);
 int mdc_unlink(struct obd_export *exp, struct md_op_data *op_data,
               struct ptlrpc_request **request);
+int mdc_file_resync(struct obd_export *exp, struct md_op_data *data);
 int mdc_cancel_unused(struct obd_export *exp, const struct lu_fid *fid,
                      union ldlm_policy_data *policy, enum ldlm_mode mode,
                      enum ldlm_cancel_flags flags, void *opaque);
@@ -163,4 +166,15 @@ static inline unsigned long hash_x_index(__u64 hash, int hash64)
        return ~0UL - (hash + !hash);
 }
 
+/* mdc_dev.c */
+extern struct lu_device_type mdc_device_type;
+int mdc_ldlm_blocking_ast(struct ldlm_lock *dlmlock,
+                         struct ldlm_lock_desc *new, void *data, int flag);
+int mdc_ldlm_glimpse_ast(struct ldlm_lock *dlmlock, void *data);
+int mdc_fill_lvb(struct ptlrpc_request *req, struct ost_lvb *lvb);
+
+/* the minimum inline repsize should be PAGE_SIZE at least */
+#define MDC_DOM_DEF_INLINE_REPSIZE max(8192UL, PAGE_SIZE)
+#define MDC_DOM_MAX_INLINE_REPSIZE XATTR_SIZE_MAX
+
 #endif