[PATCH 2/2] irqchip/gic-v3-its: Use GFP_ATOMIC_RT gfp flag in allocate_vpe_l1_table()

Marc Zyngier maz at kernel.org
Fri May 22 01:17:35 PDT 2026


On Wed, 20 May 2026 21:46:28 +0100,
Waiman Long <longman at redhat.com> wrote:
> 
> A longer term solution is to defer the allocation to a later stage of the
> hotplug pipeline where interrupt isn't disabled.

And that's what needs doing. Not papering over this in a bizarre way.
I proposed a potential solution a few months back, but didn't get a
chance to work on it. If you have the bandwidth, that's the way to go.

But papering over this issue this way seems like a bad case of short
term and unsustainable hack.

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.



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