X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=include%2Fsys%2Farc.h;h=67882197a5e1d27a77ad12c1b371e341afabf352;hb=3a17a7a99a1a6332d0999f9be68e2b8dc3933de1;hp=dbc91ea3dc40c138a115803570cfd166850aaf93;hpb=1eb5bfa3dcdaecb19543d9df13131374a7a42947;p=zfs.git

diff --git a/include/sys/arc.h b/include/sys/arc.h
index dbc91ea..6788219 100644
--- a/include/sys/arc.h
+++ b/include/sys/arc.h
@@ -20,6 +20,8 @@
  */
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013 by Delphix. All rights reserved.
+ * Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
  */
 
 #ifndef	_SYS_ARC_H
@@ -59,7 +61,6 @@ struct arc_buf {
 	arc_buf_hdr_t		*b_hdr;
 	arc_buf_t		*b_next;
 	kmutex_t		b_evict_lock;
-	krwlock_t		b_data_lock;
 	void			*b_data;
 	arc_evict_func_t	*b_efunc;
 	void			*b_private;
@@ -78,6 +79,7 @@ typedef enum arc_buf_contents {
 #define	ARC_PREFETCH	(1 << 3)	/* I/O is a prefetch */
 #define	ARC_CACHED	(1 << 4)	/* I/O was already in cache */
 #define	ARC_L2CACHE	(1 << 5)	/* cache in L2ARC */
+#define	ARC_L2COMPRESS	(1 << 6)	/* compress in L2ARC */
 
 /*
  * The following breakdows of arc_size exist for kstat only.
@@ -92,8 +94,6 @@ typedef enum arc_space_type {
 
 void arc_space_consume(uint64_t space, arc_space_type_t type);
 void arc_space_return(uint64_t space, arc_space_type_t type);
-void *arc_data_buf_alloc(uint64_t space);
-void arc_data_buf_free(void *buf, uint64_t space);
 arc_buf_t *arc_buf_alloc(spa_t *spa, int size, void *tag,
     arc_buf_contents_t type);
 arc_buf_t *arc_loan_buf(spa_t *spa, int size);
@@ -103,8 +103,6 @@ void arc_buf_add_ref(arc_buf_t *buf, void *tag);
 int arc_buf_remove_ref(arc_buf_t *buf, void *tag);
 int arc_buf_size(arc_buf_t *buf);
 void arc_release(arc_buf_t *buf, void *tag);
-int arc_release_bp(arc_buf_t *buf, void *tag, blkptr_t *bp, spa_t *spa,
-    zbookmark_t *zb);
 int arc_released(arc_buf_t *buf);
 int arc_has_callback(arc_buf_t *buf);
 void arc_buf_freeze(arc_buf_t *buf);
@@ -114,19 +112,17 @@ boolean_t arc_buf_eviction_needed(arc_buf_t *buf);
 int arc_referenced(arc_buf_t *buf);
 #endif
 
-int arc_read(zio_t *pio, spa_t *spa, const blkptr_t *bp, arc_buf_t *pbuf,
-    arc_done_func_t *done, void *private, int priority, int zio_flags,
-    uint32_t *arc_flags, const zbookmark_t *zb);
-int arc_read_nolock(zio_t *pio, spa_t *spa, const blkptr_t *bp,
+int arc_read(zio_t *pio, spa_t *spa, const blkptr_t *bp,
     arc_done_func_t *done, void *private, int priority, int flags,
     uint32_t *arc_flags, const zbookmark_t *zb);
 zio_t *arc_write(zio_t *pio, spa_t *spa, uint64_t txg,
-    blkptr_t *bp, arc_buf_t *buf, boolean_t l2arc, const zio_prop_t *zp,
-    arc_done_func_t *ready, arc_done_func_t *done, void *private,
-    int priority, int zio_flags, const zbookmark_t *zb);
+    blkptr_t *bp, arc_buf_t *buf, boolean_t l2arc, boolean_t l2arc_compress,
+    const zio_prop_t *zp, arc_done_func_t *ready, arc_done_func_t *done,
+    void *private, int priority, int zio_flags, const zbookmark_t *zb);
 
 arc_prune_t *arc_add_prune_callback(arc_prune_func_t *func, void *private);
 void arc_remove_prune_callback(arc_prune_t *p);
+void arc_freed(spa_t *spa, const blkptr_t *bp);
 
 void arc_set_callback(arc_buf_t *buf, arc_evict_func_t *func, void *private);
 int arc_buf_evict(arc_buf_t *buf);