From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 93B00495509; Sat, 28 Feb 2026 17:34:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300067; cv=none; b=ML2xzXh02LsSeT2f3dczatk+nhCeHsMoAkJf/QIeCH+atEzkGQCNbQaZk+/TTM02bIj7o/nBst1K9YfNKP3lpFc4jpoIJFKOOIEWwKwAB219fdfyvdyp+6Xt83RoQIQkQoVqcnb9Dn2JasEgdh1MGBlE5HIO1qDSsm/Q5K3dOtk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300067; c=relaxed/simple; bh=pOvG3Od1IZRVUetc72P1RuXm0cu7iWlVDHRtFCIDi3Q=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pgHDsN23ncy1KefRIB4jU5wDRIcu+OK4RWki0t1o3KtRt6aWuvNnS8fIO3WWZmBSbdUJ4uRaP10B6GLOO6Ku1th3Iq6YWiq7u9em83X1SjG/RpZ3HYQXUmZsaFXho7gW/2GQbwHRGi4mHYFEzL6tDZIO3mX7fhzhz68nJM0G4Z0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aFEdc3xE; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aFEdc3xE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8583CC19423; Sat, 28 Feb 2026 17:34:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300067; bh=pOvG3Od1IZRVUetc72P1RuXm0cu7iWlVDHRtFCIDi3Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aFEdc3xEXqEHnCEAtykMTNHsnoS4VamLvffWTZUAchuFM32LLr2QOwm3QTDe617k2 F0eUQ5G7x3eRvBxwtqUev0jD86QlgCT8Eymgov326ddH0uXdskLIR2nD3usjDqWaJ3 XXWXrrm/0RvwszXqiGWpEOPZFuK1c1UrpGJ3LFM3LmNBUbUJf5APUTiJL+BQjCQeSl EXyMvJRrdASiZt4l/lvWG9pa3VgBN2wiNx34BQ5BsNe1cuKUvFMOgCalDMaywZhL0o TVltWCxODg6bHHmKgruCp4Q8jYW8/YvWGG3KCMhQ7hNwLwdCumvPKu6wKJa9hKA70p nlwgRTAhiaGlg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sebastian Andrzej Siewior , Jonathan Cameron , Will Deacon , Sasha Levin Subject: [PATCH 6.19 081/844] perf/cxlpmu: Replace IRQF_ONESHOT with IRQF_NO_THREAD Date: Sat, 28 Feb 2026 12:19:54 -0500 Message-ID: <20260228173244.1509663-82-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Sebastian Andrzej Siewior [ Upstream commit ab26d9c85554c4ff1d95ca8341522880ed9219d6 ] Passing IRQF_ONESHOT ensures that the interrupt source is masked until the secondary (threaded) handler is done. If only a primary handler is used then the flag makes no sense because the interrupt can not fire (again) while its handler is running. The flag also disallows force-threading of the primary handler and the irq-core will warn about this. The intention here was probably not allowing forced-threading. Replace IRQF_ONESHOT with IRQF_NO_THREAD. Reviewed-by: Jonathan Cameron Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Will Deacon Signed-off-by: Sasha Levin --- drivers/perf/cxl_pmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/perf/cxl_pmu.c b/drivers/perf/cxl_pmu.c index d094030220bf2..68a54d97d2a8a 100644 --- a/drivers/perf/cxl_pmu.c +++ b/drivers/perf/cxl_pmu.c @@ -877,7 +877,7 @@ static int cxl_pmu_probe(struct device *dev) if (!irq_name) return -ENOMEM; - rc = devm_request_irq(dev, irq, cxl_pmu_irq, IRQF_SHARED | IRQF_ONESHOT, + rc = devm_request_irq(dev, irq, cxl_pmu_irq, IRQF_SHARED | IRQF_NO_THREAD, irq_name, info); if (rc) return rc; -- 2.51.0