bcachefs: Ratelimiting for writeback IOs

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Writeback throttling is a kernel config option and not always enabled.
When it's not enabled we need a fallback, to avoid unbounded memory
pinning and work item backlogs.

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

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Kent Overstreet 2021-05-18 23:53:43 -04:00 • committed by Kent Overstreet

parent ed34341189

commit ef1b20924b

3 changed files with 8 additions and 0 deletions

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2

fs/bcachefs/bcachefs.h

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4

fs/bcachefs/fs-io.c

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2

fs/bcachefs/super.c

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