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| author | Matias Bjørling <m@bjorling.me> | 2013-12-21 00:11:00 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2013-12-21 17:30:33 +0100 |
| commit | 200052440d3b56f593038a35b7c14bdc780184a9 (patch) | |
| tree | 487eade5e8f9150e6a0b374f3d49e066057e50b4 /drivers/block | |
| parent | null_blk: corrections to documentation (diff) | |
| download | linux-200052440d3b56f593038a35b7c14bdc780184a9.tar.xz linux-200052440d3b56f593038a35b7c14bdc780184a9.zip | |
null_blk: set use_per_node_hctx param to false
The defaults for the module is to instantiate itself with blk-mq and a
submit queue for each CPU node in the system.
To save resources, initialize instead with a single submit queue.
Signed-off-by: Matias Bjorling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/null_blk.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index 8f2e7c330d6d..9b0311b61fe1 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -101,9 +101,9 @@ static int hw_queue_depth = 64; module_param(hw_queue_depth, int, S_IRUGO); MODULE_PARM_DESC(hw_queue_depth, "Queue depth for each hardware queue. Default: 64"); -static bool use_per_node_hctx = true; +static bool use_per_node_hctx = false; module_param(use_per_node_hctx, bool, S_IRUGO); -MODULE_PARM_DESC(use_per_node_hctx, "Use per-node allocation for hardware context queues. Default: true"); +MODULE_PARM_DESC(use_per_node_hctx, "Use per-node allocation for hardware context queues. Default: false"); static void put_tag(struct nullb_queue *nq, unsigned int tag) { |