btrfs scrub: add fixup code for errors on nodatasum files

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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>

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This commit is contained in:

Jan Schmidt 2011-06-13 20:04:15 +02:00

parent e12fa9cd39

commit 0ef8e45158

2 changed files with 183 additions and 6 deletions

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1

fs/btrfs/extent_io.h

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188

fs/btrfs/scrub.c

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