[RTEMS Project] #3508: Add support for thread to processor pinning
RTEMS trac
trac at rtems.org
Wed Aug 29 12:24:14 UTC 2018
#3508: Add support for thread to processor pinning
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Reporter: Sebastian Huber | Owner: Sebastian Huber
Type: enhancement | Status: assigned
Priority: normal | Milestone: 5.1
Component: score | Version: 5
Severity: normal | Keywords:
Blocked By: | Blocking: 3472
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FreeBSD started to use lock-free data structures (Concurrency Kit) with
epoch based reclamation (EBR) in May 2018. The goal of this
synchronization approach is to avoid atomic read-modify-write operations
in the fast path. The algorithms need highly efficient access to per-
processor data. This gives raise to add a new feature to RTEMS: thread to
processor pinning. Thread pinning is orthogonal to thread processor
affinity and overrules the processor affinity settings of a thread. It is
intended for temporary use in short critical sections which allow
preemption.
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Ticket URL: <http://devel.rtems.org/ticket/3508>
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