From: Darrick J. Wong <djwong@xxxxxxxxxx>
Wire up various parts of xfs_db for realtime refcount support.
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
db/btblock.c | 3 +++
db/btdump.c | 11 ++++++++++-
db/btheight.c | 5 +++++
libxfs/libxfs_api_defs.h | 1 +
man/man8/xfs_db.8 | 1 +
5 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/db/btblock.c b/db/btblock.c
index 0a581593a59..6ea146ba62a 100644
--- a/db/btblock.c
+++ b/db/btblock.c
@@ -159,6 +159,9 @@ block_to_bt(
case TYP_REFCBT:
magic = crc ? XFS_REFC_CRC_MAGIC : 0;
break;
+ case TYP_RTREFCBT:
+ magic = crc ? XFS_RTREFC_CRC_MAGIC : 0;
+ break;
default:
ASSERT(0);
}
diff --git a/db/btdump.c b/db/btdump.c
index 9c528e5a11a..31f32a8f7a5 100644
--- a/db/btdump.c
+++ b/db/btdump.c
@@ -447,7 +447,8 @@ is_btree_inode(void)
struct xfs_dinode *dip;
dip = iocur_top->data;
- return dip->di_format == XFS_DINODE_FMT_RMAP;
+ return dip->di_format == XFS_DINODE_FMT_RMAP ||
+ dip->di_format == XFS_DINODE_FMT_REFCOUNT;
}
static int
@@ -457,6 +458,7 @@ dump_btree_inode(
char *prefix;
struct xfs_dinode *dip;
struct xfs_rtrmap_root *rtrmap;
+ struct xfs_rtrefcount_root *rtrefc;
int level;
int numrecs;
int ret;
@@ -469,6 +471,12 @@ dump_btree_inode(
level = be16_to_cpu(rtrmap->bb_level);
numrecs = be16_to_cpu(rtrmap->bb_numrecs);
break;
+ case XFS_DINODE_FMT_REFCOUNT:
+ prefix = "u3.rtrefcbt";
+ rtrefc = (struct xfs_rtrefcount_root *)XFS_DFORK_DPTR(dip);
+ level = be16_to_cpu(rtrefc->bb_level);
+ numrecs = be16_to_cpu(rtrefc->bb_numrecs);
+ break;
default:
dbprintf("Unknown metadata inode type %u\n", dip->di_format);
return 0;
@@ -550,6 +558,7 @@ btdump_f(
case TYP_BMAPBTA:
case TYP_BMAPBTD:
case TYP_RTRMAPBT:
+ case TYP_RTREFCBT:
return dump_btree_long(iflag);
case TYP_INODE:
if (is_btree_inode())
diff --git a/db/btheight.c b/db/btheight.c
index 25ce3400334..9dd21ddae9a 100644
--- a/db/btheight.c
+++ b/db/btheight.c
@@ -58,6 +58,11 @@ struct btmap {
.maxlevels = libxfs_rtrmapbt_maxlevels_ondisk,
.maxrecs = libxfs_rtrmapbt_maxrecs,
},
+ {
+ .tag = "rtrefcountbt",
+ .maxlevels = libxfs_rtrefcountbt_maxlevels_ondisk,
+ .maxrecs = libxfs_rtrefcountbt_maxrecs,
+ },
};
static void
diff --git a/libxfs/libxfs_api_defs.h b/libxfs/libxfs_api_defs.h
index 0ac00fca337..a1c6efd5ca9 100644
--- a/libxfs/libxfs_api_defs.h
+++ b/libxfs/libxfs_api_defs.h
@@ -252,6 +252,7 @@
#define xfs_rtrefcountbt_create_path libxfs_rtrefcountbt_create_path
#define xfs_rtrefcountbt_droot_maxrecs libxfs_rtrefcountbt_droot_maxrecs
+#define xfs_rtrefcountbt_maxlevels_ondisk libxfs_rtrefcountbt_maxlevels_ondisk
#define xfs_rtrefcountbt_maxrecs libxfs_rtrefcountbt_maxrecs
#define xfs_rtrmapbt_calc_reserves libxfs_rtrmapbt_calc_reserves
diff --git a/man/man8/xfs_db.8 b/man/man8/xfs_db.8
index a277ea5e668..a694c8ed916 100644
--- a/man/man8/xfs_db.8
+++ b/man/man8/xfs_db.8
@@ -455,6 +455,7 @@ The supported btree types are:
.IR bmapbt ,
.IR refcountbt ,
.IR rmapbt ,
+.IR rtrefcountbt ,
and
.IR rtrmapbt .
The magic value
