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From: Thomas Gleixner <tglx@linutronix.de>
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To: Eugen Hristev <eugen.hristev@linaro.org>, linux-arm-msm@vger.kernel.org,
 linux-kernel@vger.kernel.org, linux-mm@kvack.org, andersson@kernel.org,
 pmladek@suse.com, rdunlap@infradead.org, corbet@lwn.net, david@redhat.com,
 mhocko@suse.com
Cc: tudor.ambarus@linaro.org, mukesh.ojha@oss.qualcomm.com,
 linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org,
 jonechou@google.com, rostedt@goodmis.org, linux-doc@vger.kernel.org,
 devicetree@vger.kernel.org, Eugen Hristev <eugen.hristev@linaro.org>
Subject: Re: [RFC][PATCH v3 09/16] genirq/irqdesc: Have nr_irqs as non-static
In-Reply-To: <20250912150855.2901211-10-eugen.hristev@linaro.org>
References: <20250912150855.2901211-1-eugen.hristev@linaro.org>
 <20250912150855.2901211-10-eugen.hristev@linaro.org>
Date: Tue, 16 Sep 2025 23:10:21 +0200
Message-ID: <87cy7q9k8y.ffs@tglx>
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On Fri, Sep 12 2025 at 18:08, Eugen Hristev wrote:
> nr_irqs is required for debugging the kernel, and needs to be
> accessible for kmemdump into vmcoreinfo.

That's a patently bad idea.

Care to grep how many instances of 'nr_irqs' variables are in the
kernel?

That name is way too generic to be made global.

Thanks,

        tglx