bcachefs: Improve btree_deadlock debugfs output

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This changes bch2_check_for_deadlock() to print the longest chains it
finds - when we have a deadlock because the cycle detector isn't finding
something, this will let us see what it's missing.

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

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Kent Overstreet 2022-10-02 01:41:08 -04:00

parent 943f9946a6

commit 40a44873a5

2 changed files with 50 additions and 21 deletions

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54

fs/bcachefs/btree_locking.c

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17

fs/bcachefs/debug.c

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