Re: [PATCH 2/2] irqchip/gic-v3-its: Use GFP_ATOMIC_RT gfp flag in allocate_vpe_l1_table()
From: Marc Zyngier
Date: Fri May 22 2026 - 04:17:44 EST
On Wed, 20 May 2026 21:46:28 +0100,
Waiman Long <longman@xxxxxxxxxx> 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.