Re: [PATCH 00/32] softirq: Per vector masking v2

David Miller
2019-02-12T18:29:16Z

From: Frederic Weisbecker <frederic@kernel.org>
Date: Tue, 12 Feb 2019 18:13:51 +0100

> For those who missed the infinitely invasive and carpal tunnel
> unfriendly v1: https://lwn.net/Articles/768157/
>
> Softirqs masking is an all or nothing operation. It's currently not
> possible to disable a single vector. Yet some workloads are interested
> in deterministic latencies for vectors execution. Reducing their
> interdependencies is a first step toward that.
>
> Unlike the previous take, the current APIs aren't changed, as advised
> by reviewers. But new APIs have been introduced. An individual vector
> can be disabled and that behaviour can self-nest and nest with existing
> APIs:
...

I really like this stuff, nice work:

Reviewed-by: David S. Miller <davem@davemloft.net>