X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Finclude%2Flustre_osc.h;h=df36985741486943c4284adc876ab340beb2b7c5;hb=70f092a0587866662735e1a6eaf27701a576370d;hp=f32f7a422de6c4e74340efa3ce41e356a5ed2b8a;hpb=6a369b59f3729513dd8e81c4964dc6183287b601;p=fs%2Flustre-release.git

diff --git a/lustre/include/lustre_osc.h b/lustre/include/lustre_osc.h
index f32f7a4..df36985 100644
--- a/lustre/include/lustre_osc.h
+++ b/lustre/include/lustre_osc.h
@@ -390,7 +390,16 @@ struct osc_lock {
 	/**
 	 * For async glimpse lock.
 	 */
-				ols_agl:1;
+				ols_agl:1,
+	/**
+	 * for speculative locks - asynchronous glimpse locks and ladvise
+	 * lockahead manual lock requests
+	 *
+	 * Used to tell osc layer to not wait for the ldlm reply from the
+	 * server, so the osc lock will be short lived - It only exists to
+	 * create the ldlm request and is not updated on request completion.
+	 */
+				ols_speculative:1;
 };
 
 
@@ -436,6 +445,18 @@ struct osc_page {
 	cfs_time_t		ops_submit_time;
 };
 
+struct osc_brw_async_args {
+	struct obdo		*aa_oa;
+	int			 aa_requested_nob;
+	int			 aa_nio_count;
+	u32			 aa_page_count;
+	int			 aa_resends;
+	struct brw_page		**aa_ppga;
+	struct client_obd	*aa_cli;
+	struct list_head	 aa_oaps;
+	struct list_head	 aa_exts;
+};
+
 extern struct kmem_cache *osc_lock_kmem;
 extern struct kmem_cache *osc_object_kmem;
 extern struct kmem_cache *osc_thread_kmem;