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| author | Luke Shumaker <lukeshu@lukeshu.com> | 2022-06-30 04:41:14 -0600 |
|---|---|---|
| committer | Luke Shumaker <lukeshu@lukeshu.com> | 2022-06-30 04:41:14 -0600 |
| commit | f2a8c2bc094c882f20a0be933214b67b489d5e7e (patch) | |
| tree | c1bf99c757da1be3d973bafae107db7d2c4505f7 /cmd/btrfs-fsck | |
| parent | 608b57f7a5febb5cbd58cb7f64c9eba31ba7f62d (diff) | |
log physical map as well
Diffstat (limited to 'cmd/btrfs-fsck')
| -rw-r--r-- | cmd/btrfs-fsck/pass1.go | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/cmd/btrfs-fsck/pass1.go b/cmd/btrfs-fsck/pass1.go index 4ac69b0..41005e5 100644 --- a/cmd/btrfs-fsck/pass1.go +++ b/cmd/btrfs-fsck/pass1.go @@ -56,6 +56,7 @@ func pass1(fs *btrfs.FS, superblock *util.Ref[btrfs.PhysicalAddr, btrfs.Superblo fmt.Printf("Pass 1: ... writing re-constructed chunks\n") pass1PrintLogicalSpace(fs) + pass1PrintPhysicalSpace(fs) //pass1WriteReconstructedChunks(fs, superblock.Data, fsReconstructedChunks) return fsFoundNodes, nil @@ -291,7 +292,7 @@ func pass1PrintLogicalSpace(fs *btrfs.FS) { for _, mapping := range mappings { if mapping.LAddr > prevEnd { size := mapping.LAddr.Sub(prevEnd) - fmt.Printf("hole laddr=%v size=%v\n", prevEnd, size) + fmt.Printf("logical_hole laddr=%v size=%v\n", prevEnd, size) sumHole += size } if mapping.LAddr != prevBeg { @@ -315,6 +316,36 @@ func pass1PrintLogicalSpace(fs *btrfs.FS) { p.Printf("total logical addr space = %v (%d)\n", prevEnd, int64(prevEnd)) } +func pass1PrintPhysicalSpace(fs *btrfs.FS) { + mappings := fs.LV.Mappings() + sort.Slice(mappings, func(i, j int) bool { + return mappings[i].PAddr.Cmp(mappings[j].PAddr) < 0 + }) + + var prevDev btrfsvol.DeviceID = 0 + var prevEnd btrfsvol.PhysicalAddr + var sumHole, sumExt btrfsvol.AddrDelta + for _, mapping := range mappings { + if mapping.PAddr.Dev != prevDev { + prevDev = mapping.PAddr.Dev + prevEnd = 0 + } + if mapping.PAddr.Addr > prevEnd { + size := mapping.PAddr.Addr.Sub(prevEnd) + fmt.Printf("physical_hole paddr=%v size=%v\n", prevEnd, size) + sumHole += size + } + fmt.Printf("devext dev=%v paddr=%v size=%v laddr=%v\n", + mapping.PAddr.Dev, mapping.PAddr.Addr, mapping.Size, mapping.LAddr) + sumExt += mapping.Size + prevEnd = mapping.PAddr.Addr.Add(mapping.Size) + } + p := message.NewPrinter(message.MatchLanguage("en")) + p.Printf("total physical holes = %v (%d)\n", sumHole, int64(sumHole)) + p.Printf("total physical extents = %v (%d)\n", sumExt, int64(sumExt)) + p.Printf("total physical addr space = %v (%d)\n", prevEnd, int64(prevEnd)) +} + func pass1WriteReconstructedChunks( fs *btrfs.FS, superblock btrfs.Superblock, |