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(parent: 95f7691) | patch
SUNRPC: Fix priority queue fairness
authorTrond Myklebust <trond.myklebust@hammerspace.com>
Sun, 9 Sep 2018 02:09:48 +0000 (22:09 -0400)
committerTrond Myklebust <trond.myklebust@hammerspace.com>
Sun, 30 Sep 2018 19:35:16 +0000 (15:35 -0400)
commitf42f7c283078ce3c1e8368b140e270755b1ae313
treee353840e3aca08d191b7280bf91487614fe130c3tree | snapshot
parent95f7691daa57bbd68caac2bdad79e0b08f4d46c1commit | diff
SUNRPC: Fix priority queue fairness

Fix up the priority queue to not batch by owner, but by queue, so that
we allow '1 << priority' elements to be dequeued before switching to
the next priority queue.
The owner field is still used to wake up requests in round robin order
by owner to avoid single processes hogging the RPC layer by loading the
queues.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
include/linux/sunrpc/sched.h diff | blob | history
net/sunrpc/sched.c diff | blob | history
Domain: System / Kernel;