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docs: timers: drop documentation about LB_BIAS 

The LB_BIAS feature was removed in commit 1c1b8a7b03 ("sched/fair:
Replace source_load() & target_load() with weighted_cpuload()"), so drop
the mention that it is disabled in the no_hz case.

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>

Link: https://lore.kernel.org/r/1595088518-28116-1-git-send-email-Julia.Lawall@inria.fr
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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Julia Lawall 2020-07-18 18:08:38 +02:00 committed by Jonathan Corbet
parent b7f419950c
commit 61ebd0d0ae
1 changed files with 0 additions and 2 deletions
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Documentation/timers/no_hz.rst
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@ -171,8 +171,6 @@ not come for free:
slightly differently than those for non-adaptive-tick CPUs. slightly differently than those for non-adaptive-tick CPUs.
This might in turn perturb load-balancing of real-time tasks. This might in turn perturb load-balancing of real-time tasks.
6. The LB_BIAS scheduler feature is disabled by adaptive ticks.
Although improvements are expected over time, adaptive ticks is quite Although improvements are expected over time, adaptive ticks is quite
useful for many types of real-time and compute-intensive applications. useful for many types of real-time and compute-intensive applications.
However, the drawbacks listed above mean that adaptive ticks should not However, the drawbacks listed above mean that adaptive ticks should not