On Tue, Feb 6, 2018 at 12:03 AM, Sagi Grimberg <sagi@xxxxxxxxxxx> wrote: [...] > In the networking stack, each device driver implements adaptive IRQ moderation > on its own. The approach here is a bit different, it tries to take the common denominator, > which is per-queue statistics gathering and workload change identification > (basically decides if the moderation scheme needs to change). not any more, Andy and Tal made the mlx5 AM code a kernel library which is called DIM f4e5f0e MAINTAINERS: add entry for Dynamic Interrupt Moderation 6a8788f bnxt_en: add support for software dynamic interrupt moderation 8115b75 net/dim: use struct net_dim_sample as arg to net_dim 4c4dbb4 net/mlx5e: Move dynamic interrupt coalescing code to include/linux 9a31742 net/mlx5e: Change Mellanox references in DIM code b9c872f net/mlx5e: Move generic functions to new file f5e7f67 net/mlx5e: Move AM logic enums 138968e net/mlx5e: Remove rq references in mlx5e_rx_am f58ee09 net/mlx5e: Move interrupt moderation forward declarations 98dd1ed net/mlx5e: Move interrupt moderation structs to new file can you make use of that? cc-ing them in case you have questions/comments > The library is targeted to multi-queue devices, but should work on single queue > devices as well, however I'm not sure that these devices will need something > like interrupt moderation.
