From 56fbfa2849ced55d793eb47f26cb4e9daeb85e81 Mon Sep 17 00:00:00 2001 From: tkusumi Date: Sun, 8 Dec 2019 10:50:21 +0000 Subject: dm: Move targets specific structs to .c files These don't need to be defined and exposed in dm.h. --- sys/dev/dm/dm_target_mirror.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'sys/dev/dm/dm_target_mirror.c') diff --git a/sys/dev/dm/dm_target_mirror.c b/sys/dev/dm/dm_target_mirror.c index 13e444da420..0e67b1775e5 100644 --- a/sys/dev/dm/dm_target_mirror.c +++ b/sys/dev/dm/dm_target_mirror.c @@ -1,4 +1,4 @@ -/*$NetBSD: dm_target_mirror.c,v 1.15 2019/12/08 04:41:02 tkusumi Exp $*/ +/*$NetBSD: dm_target_mirror.c,v 1.16 2019/12/08 10:50:21 tkusumi Exp $*/ /* * Copyright (c) 2009 The NetBSD Foundation, Inc. @@ -29,7 +29,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include -__KERNEL_RCSID(0, "$NetBSD: dm_target_mirror.c,v 1.15 2019/12/08 04:41:02 tkusumi Exp $"); +__KERNEL_RCSID(0, "$NetBSD: dm_target_mirror.c,v 1.16 2019/12/08 10:50:21 tkusumi Exp $"); /* * This file implements initial version of device-mapper mirror target. @@ -50,6 +50,18 @@ int dm_target_mirror_deps(dm_table_entry_t *, prop_array_t); int dm_target_mirror_destroy(dm_table_entry_t *); int dm_target_mirror_upcall(dm_table_entry_t *, struct buf *); +typedef struct target_mirror_config { +#define MAX_MIRROR_COPIES 4 + dm_pdev_t *orig; + dm_pdev_t *copies[MAX_MIRROR_COPIES]; + + /* copied blocks bitmaps administration etc*/ + dm_pdev_t *log_pdev; /* for administration */ + uint64_t log_regionsize; /* blocksize of mirror */ + + /* list of parts that still need copied etc.; run length encoded? */ +} dm_target_mirror_config_t; + #ifdef DM_TARGET_MODULE /* * Every target can be compiled directly to dm driver or as a -- cgit