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[82.11.253.99]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4587054e37dsm20889375e9.14.2025.07.24.06.56.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Jul 2025 06:56:30 -0700 (PDT) From: Eugen Hristev To: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, tglx@linutronix.de, andersson@kernel.org, pmladek@suse.com Cc: linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, eugen.hristev@linaro.org, corbet@lwn.net, mojha@qti.qualcomm.com, rostedt@goodmis.org, jonechou@google.com, tudor.ambarus@linaro.org Subject: [RFC][PATCH v2 09/29] genirq/irqdesc: Annotate static information into Kmemdump Date: Thu, 24 Jul 2025 16:54:52 +0300 Message-ID: <20250724135512.518487-10-eugen.hristev@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250724135512.518487-1-eugen.hristev@linaro.org> References: <20250724135512.518487-1-eugen.hristev@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: AB29B40007 X-Rspam-User: X-Rspamd-Server: rspam09 X-Stat-Signature: 1sbagb76f7w99shwrbnyibcoaib5xejz X-HE-Tag: 1753365391-259875 X-HE-Meta: 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 xR8nlVJ1 FATbCnT3yNWZi2hsQHaWHyuDDtzsSWvKJIbqD/XjaNPMhCaPHj7DgnySOAmeS3EK51Coj3K2YEKSS+XoMIG9G8hgDCSlTHzdBJSthf/SnrMDLpOhHHe7C+K0cmnqC0qvYkj5bBQE60pvlV+cPNT5vBM6N6Cm+HKPkobtQuvN64kDYbbSMktoQLqe4B9IIQJAUxZkhXcDxgRkMfr+H3jb3DYBmSduPQsf9jf6E7odOs7ccGzCU7pbWE4D9j3eKg09bV012fodpiNTOOk0T7Pud9cUWb3DJjGldd8LyOWozcheug48czb6r2CdQWdgLrlDUtlLzrnx8wPqDyZ3k3wcXsyaSZ/kenUBQqKKc+osCS2V4egnkL+YEjtwBlr5BJnUYheB3bwZhkVKucrA= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Annotate vital static information into kmemdump: - nr_irqs Information on these variables is stored into dedicated kmemdump section. Signed-off-by: Eugen Hristev --- kernel/irq/irqdesc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c index b64c57b44c20..6d11b85be2b3 100644 --- a/kernel/irq/irqdesc.c +++ b/kernel/irq/irqdesc.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -140,6 +141,7 @@ static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node, } static unsigned int nr_irqs = NR_IRQS; +KMEMDUMP_VAR_CORE(nr_irqs, sizeof(nr_irqs)); /** * irq_get_nr_irqs() - Number of interrupts supported by the system. -- 2.43.0