[AFC] cgroup: Fix block throttle bio more than once

Started by aaronlee0817 on Aug 29, 2016

Subsystems (3)

Maintainers (4)

open the first message on its own page

Message details and related content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Keyboard shortcuts
hback out one level
jnext message in thread / next series-diff position
kprevious message in thread / previous series-diff position
ldrill in
Escclose help / fold thread tree
?toggle this help