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author | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2011-06-13 20:04:15 +0200 |
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committer | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2011-09-29 12:54:28 +0200 |
commit | 0ef8e45158f97dde4801b535e25f70f7caf01a27 (patch) | |
tree | d1c29055e475402613d529738225df79d8789d20 /fs/btrfs/extent_io.h | |
parent | e12fa9cd390f8e93a9144bd99bd6f6ed316fbc1e (diff) | |
download | blackbird-op-linux-0ef8e45158f97dde4801b535e25f70f7caf01a27.tar.gz blackbird-op-linux-0ef8e45158f97dde4801b535e25f70f7caf01a27.zip |
btrfs scrub: add fixup code for errors on nodatasum files
This removes a FIXME comment and introduces the first part of nodatasum
fixup: It gets the corresponding inode for a logical address and triggers a
regular readpage for the corrupted sector.
Once we have on-the-fly error correction our error will be automatically
corrected. The correction code is expected to clear the newly introduced
EXTENT_DAMAGED flag, making scrub report that error as "corrected" instead
of "uncorrectable" eventually.
Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Diffstat (limited to 'fs/btrfs/extent_io.h')
-rw-r--r-- | fs/btrfs/extent_io.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index a9dd994bf826..435d454b9926 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -17,6 +17,7 @@ #define EXTENT_NODATASUM (1 << 10) #define EXTENT_DO_ACCOUNTING (1 << 11) #define EXTENT_FIRST_DELALLOC (1 << 12) +#define EXTENT_DAMAGED (1 << 13) #define EXTENT_IOBITS (EXTENT_LOCKED | EXTENT_WRITEBACK) #define EXTENT_CTLBITS (EXTENT_DO_ACCOUNTING | EXTENT_FIRST_DELALLOC) |