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Wysocki" , Rob Herring , Saravana Kannan , Greg Kroah-Hartman , Sven Peter , Janne Grunau , Suzuki K Poulose , James Clark , Jonathan Cameron , Jinjie Ruan , Alexandru Elisei Subject: [PATCH v4 20/26] coresight: trbe: Request specific affinities for percpu IRQ Date: Mon, 20 Oct 2025 13:29:37 +0100 Message-ID: <20251020122944.3074811-21-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251020122944.3074811-1-maz@kernel.org> References: <20251020122944.3074811-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, tglx@linutronix.de, mark.rutland@arm.com, will@kernel.org, rafael@kernel.org, robh@kernel.org, saravanak@google.com, gregkh@linuxfoundation.org, sven@kernel.org, j@jannau.net, suzuki.poulose@arm.com, james.clark@linaro.org, jonathan.cameron@huawei.com, ruanjinjie@huawei.com, alexandru.elisei@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251020_133040_136314_E246B0CE X-CRM114-Status: GOOD ( 11.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Let the TRBE driver request IRQs with an affinity mask matching the TRBE implementation affinity. Acked-by: Suzuki K Poulose Tested-by: Will Deacon Signed-off-by: Marc Zyngier --- drivers/hwtracing/coresight/coresight-trbe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtracing/coresight/coresight-trbe.c index 8f17160fec442..9f64f463339d6 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.c +++ b/drivers/hwtracing/coresight/coresight-trbe.c @@ -1494,7 +1494,8 @@ static int arm_trbe_probe_irq(struct platform_device *pdev, if (!drvdata->handle) return -ENOMEM; - ret = request_percpu_irq(drvdata->irq, arm_trbe_irq_handler, DRVNAME, drvdata->handle); + ret = request_percpu_irq_affinity(drvdata->irq, arm_trbe_irq_handler, DRVNAME, + affinity, drvdata->handle); if (ret) { free_percpu(drvdata->handle); return ret; -- 2.47.3