linux-kernel - question about the limited interrupt vector resource on a single cpu

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Message-ID: <CAFgQCTudugoNc26P22V+G_awzj2srKHhWBJubFoa7-K=cDtQyw@mail.gmail.com>
Date:   Wed, 6 Jun 2018 16:36:02 +0800
From:   Pingfan Liu <kernelfans@...il.com>
To:     x86@...nel.org
Cc:     linux-kernel@...r.kernel.org
Subject: question about the limited interrupt vector resource on a single cpu

For x86, there is around 200 vectors left for external device on a
single logic cpu.
Is there any case that we exhaust them in real world, and is it worth to fix?

Thanks,
Pingfan