bcachefs: trace_read_nopromote()

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Add a tracepoint to print the reason a read wasn't promoted.

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

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Kent Overstreet 2023-09-11 20:44:33 -04:00

parent f3e374efbf

commit feb5cc3981

3 changed files with 48 additions and 18 deletions

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9

fs/bcachefs/errcode.h

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38

fs/bcachefs/io_read.c

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19

fs/bcachefs/trace.h

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