Messages in this thread | | | Date | Mon, 23 Jan 2017 17:10:23 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH] softirq: Reserve a bit in tasklet.state for the user |
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On Mon, Jan 23, 2017 at 04:59:32PM +0100, Thomas Gleixner wrote: > On Mon, 23 Jan 2017, Jens Axboe wrote: > > > On 01/23/2017 08:33 AM, Chris Wilson wrote: > > > Allow the user to communicate with the tasklet through the atomic state > > > field by assigning a bit for their use. This can be used, for example, > > > to differentiate between a tasklet called following an irq or from > > > process context, where some hardware state may only be valid after the > > > irq.
Egads, this sounds like a horrible hack. What does 'after and irq' even mean?
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