Re: [PATCH v2 0/2] Optimise io_uring completion waiting
From: Peter Zijlstra <peterz@infradead.org>
Date: 2019-09-24 11:33:18
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On Tue, Sep 24, 2019 at 12:34:17PM +0200, Jens Axboe wrote:
Just took a quick look at it, and ran into block/kyber-iosched.c that actually uses the private pointer for something that isn't a task struct...
Argh... that's some 'creative' abuse of the waitqueue API :/