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author | Matias Bjørling <m@bjorling.me> | 2013-12-21 00:11:01 +0100 |
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committer | Jens Axboe <axboe@kernel.dk> | 2013-12-21 09:30:34 -0700 |
commit | fc1bc35443741e132dd0118e8dbac53f69a6f76e (patch) | |
tree | ba0da257a26bc61ea8bef1f8f2b76828f3e539fd /Documentation/ManagementStyle | |
parent | 200052440d3b56f593038a35b7c14bdc780184a9 (diff) | |
download | linux-stable-fc1bc35443741e132dd0118e8dbac53f69a6f76e.tar.gz linux-stable-fc1bc35443741e132dd0118e8dbac53f69a6f76e.tar.bz2 linux-stable-fc1bc35443741e132dd0118e8dbac53f69a6f76e.zip |
null_blk: support submit_queues on use_per_node_hctx
In the case of both the submit_queues param and use_per_node_hctx param
are used. We limit the number af submit_queues to the number of online
nodes.
If the submit_queues is a multiple of nr_online_nodes, its trivial. Simply map
them to the nodes. For example: 8 submit queues are mapped as node0[0,1],
node1[2,3], ...
If uneven, we are left with an uneven number of submit_queues that must be
mapped. These are mapped toward the first node and onward. E.g. 5
submit queues mapped onto 4 nodes are mapped as node0[0,1], node1[2], ...
Signed-off-by: Matias Bjorling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'Documentation/ManagementStyle')
0 files changed, 0 insertions, 0 deletions