X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Finclude%2Fsys%2Fdmu_tx.h;h=c5ea50fa8d82fdbc3d2a943ae25b06f510761ceb;hb=054bc00b4c0c257f6baf6d7145b270c7283fe51e;hp=2727daaaa76b1ce294b84b7bee61ae94e36b3c3b;hpb=172bb4bd5e4afef721dd4d2972d8680d983f144b;p=zfs.git

diff --git a/module/zfs/include/sys/dmu_tx.h b/module/zfs/include/sys/dmu_tx.h
index 2727daa..c5ea50f 100644
--- a/module/zfs/include/sys/dmu_tx.h
+++ b/module/zfs/include/sys/dmu_tx.h
@@ -19,15 +19,13 @@
  * CDDL HEADER END
  */
 /*
- * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 #ifndef	_SYS_DMU_TX_H
 #define	_SYS_DMU_TX_H
 
-#pragma ident	"%Z%%M%	%I%	%E% SMI"
-
 #include <sys/inttypes.h>
 #include <sys/dmu.h>
 #include <sys/txg.h>
@@ -59,6 +57,7 @@ struct dmu_tx {
 	txg_handle_t tx_txgh;
 	void *tx_tempreserve_cookie;
 	struct dmu_tx_hold *tx_needassign_txh;
+	list_t tx_callbacks; /* list of dmu_tx_callback_t on this dmu_tx */
 	uint8_t tx_anyobj;
 	int tx_err;
 #ifdef ZFS_DEBUG
@@ -78,6 +77,7 @@ enum dmu_tx_hold_type {
 	THT_FREE,
 	THT_ZAP,
 	THT_SPACE,
+	THT_SPILL,
 	THT_NUMTYPES
 };
 
@@ -98,6 +98,11 @@ typedef struct dmu_tx_hold {
 #endif
 } dmu_tx_hold_t;
 
+typedef struct dmu_tx_callback {
+	list_node_t		dcb_node;    /* linked to tx_callbacks list */
+	dmu_tx_callback_func_t	*dcb_func;   /* caller function pointer */
+	void			*dcb_data;   /* caller private data */
+} dmu_tx_callback_t;
 
 /*
  * These routines are defined in dmu.h, and are called by the user.
@@ -109,6 +114,10 @@ void dmu_tx_abort(dmu_tx_t *tx);
 uint64_t dmu_tx_get_txg(dmu_tx_t *tx);
 void dmu_tx_wait(dmu_tx_t *tx);
 
+void dmu_tx_callback_register(dmu_tx_t *tx, dmu_tx_callback_func_t *dcb_func,
+    void *dcb_data);
+void dmu_tx_do_callbacks(list_t *cb_list, int error);
+
 /*
  * These routines are defined in dmu_spa.h, and are called by the SPA.
  */