bcachefs: Run bch2_check_backpointers_to_extents() in multiple passes if necessary

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When the extents + reflink btrees don't fit into memory this fsck pass
becomes _much_ slower, since we're doing random lookups.

This patch changes this pass to check how much of the relevant btrees
will fit into memory, and run in multiple passes if needed.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

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This commit is contained in:

Kent Overstreet 2022-10-09 22:18:06 -04:00

parent 15949c5499

commit 23792a712d

2 changed files with 180 additions and 13 deletions

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145

fs/bcachefs/backpointers.c

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48

fs/bcachefs/bbpos.h

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