On 27/10/2020 02:06, Tian Tao wrote: > On RT or even on mainline with 'threadirqs' on the command line all > interrupts which are not explicitly requested with IRQF_NO_THREAD > run their handlers in thread context. The same applies to soft interrupts. > That means they are subject to the normal scheduler rules and no other > code is going to acquire that lock from hard interrupt context either, > so the irqsave() here is pointless in all cases. > > Signed-off-by: Tian Tao <[email protected]>
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