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 B5FB03314C3 for ; Sat, 28 Feb 2026 17:53:05 +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=1772301185; cv=none; b=cPlIl9JPabSQ+9nftMJ6zVqCmPYHPbeDc4QISAfMGYkHRQiZJcdEUDtacChN/U+MGxzLoozXqIE2exWKiQUI0Lam/zIzyDizR9lA5oSxYY+DcdEMnIL0XpM69UVAN3XLYGm+Xs39zX7IeYcisjcJeQJDGEEeCsgz03kEJl55HeY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772301185; c=relaxed/simple; bh=f1c3761UCRyf4cWsV3oJHwqJWcKxzIdOUIZpC3Sf0GI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WeiGbusZ7VS8W+DrW1T7AdSgzx5RbMQ4X26BPCSAJtFxsALdgdemJVTmm6ynrDLOKSolD+Kb7g5W1UCVXdJ3l8dmIzALCUHHzP9keXj+we/qbQ9fD+W1ceBXS8EiB8vuIT5Iwku+DHC7UfPrbd1QU07CPk+wLRz4NxkuPgMeSko= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TOsV5FXO; 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="TOsV5FXO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 132E2C19423; Sat, 28 Feb 2026 17:53:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772301185; bh=f1c3761UCRyf4cWsV3oJHwqJWcKxzIdOUIZpC3Sf0GI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TOsV5FXONvWckDvHq1ajAVwEYcMHkbe79XgMo4CnvG/hJi5Jr/+SOiHuzdKbuVHT0 qZyx05MOEdnpUkmufU7P7N1VDs23FhFfFGsW709jtYuRRwCZcDse6nX7lh0wKtZgf8 pZ6usCN9voN/03BsJ/eDAvUSYW/DXOYqL7tKAIYhwvlTF93dd246QqTXAo2osbKQ3e nUKsi5m9VqlpiXTXLUeS5MQYzXQB8mT2QorHqzh7lq8zhah+tfgbltRTjh/NJ+HIKl 7H+Oun5CFRupfX8CWpuXbabeJX7Cz0SRpma4NBfrg1K52gtsfmvCcF4J+74eixp1e2 J0w9aKHG3q5rA== From: Sasha Levin To: patches@lists.linux.dev Cc: Sebastian Andrzej Siewior , Andy Shevchenko , Jonathan Cameron , Sasha Levin Subject: [PATCH 6.18 355/752] iio: Use IRQF_NO_THREAD Date: Sat, 28 Feb 2026 12:41:06 -0500 Message-ID: <20260228174750.1542406-355-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228174750.1542406-1-sashal@kernel.org> References: <20260228174750.1542406-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev 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 04d390af97f2c28166f7ddfe1a6bda622e3a4766 ] The interrupt handler iio_trigger_generic_data_rdy_poll() will invoke other interrupt handler and this supposed to happen from within the hardirq. Use IRQF_NO_THREAD to forbid forced-threading. Signed-off-by: Sebastian Andrzej Siewior Reviewed-by: Andy Shevchenko Signed-off-by: Jonathan Cameron Signed-off-by: Sasha Levin --- drivers/iio/accel/bma180.c | 5 +++-- drivers/iio/adc/ad7766.c | 2 +- drivers/iio/gyro/itg3200_buffer.c | 8 +++----- drivers/iio/light/si1145.c | 2 +- 4 files changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index 8925f5279e627..7bc6761f51354 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -986,8 +986,9 @@ static int bma180_probe(struct i2c_client *client) } ret = devm_request_irq(dev, client->irq, - iio_trigger_generic_data_rdy_poll, IRQF_TRIGGER_RISING, - "bma180_event", data->trig); + iio_trigger_generic_data_rdy_poll, + IRQF_TRIGGER_RISING | IRQF_NO_THREAD, + "bma180_event", data->trig); if (ret) { dev_err(dev, "unable to request IRQ\n"); goto err_trigger_free; diff --git a/drivers/iio/adc/ad7766.c b/drivers/iio/adc/ad7766.c index 4d570383ef025..1e6bfe8765ab3 100644 --- a/drivers/iio/adc/ad7766.c +++ b/drivers/iio/adc/ad7766.c @@ -261,7 +261,7 @@ static int ad7766_probe(struct spi_device *spi) * don't enable the interrupt to avoid extra load on the system */ ret = devm_request_irq(&spi->dev, spi->irq, ad7766_irq, - IRQF_TRIGGER_FALLING | IRQF_NO_AUTOEN, + IRQF_TRIGGER_FALLING | IRQF_NO_AUTOEN | IRQF_NO_THREAD, dev_name(&spi->dev), ad7766->trig); if (ret < 0) diff --git a/drivers/iio/gyro/itg3200_buffer.c b/drivers/iio/gyro/itg3200_buffer.c index a624400a239cb..cf97adfa97274 100644 --- a/drivers/iio/gyro/itg3200_buffer.c +++ b/drivers/iio/gyro/itg3200_buffer.c @@ -118,11 +118,9 @@ int itg3200_probe_trigger(struct iio_dev *indio_dev) if (!st->trig) return -ENOMEM; - ret = request_irq(st->i2c->irq, - &iio_trigger_generic_data_rdy_poll, - IRQF_TRIGGER_RISING, - "itg3200_data_rdy", - st->trig); + ret = request_irq(st->i2c->irq, &iio_trigger_generic_data_rdy_poll, + IRQF_TRIGGER_RISING | IRQF_NO_THREAD, + "itg3200_data_rdy", st->trig); if (ret) goto error_free_trig; diff --git a/drivers/iio/light/si1145.c b/drivers/iio/light/si1145.c index f8eb251eca8dc..ef0abc4499b74 100644 --- a/drivers/iio/light/si1145.c +++ b/drivers/iio/light/si1145.c @@ -1248,7 +1248,7 @@ static int si1145_probe_trigger(struct iio_dev *indio_dev) ret = devm_request_irq(&client->dev, client->irq, iio_trigger_generic_data_rdy_poll, - IRQF_TRIGGER_FALLING, + IRQF_TRIGGER_FALLING | IRQF_NO_THREAD, "si1145_irq", trig); if (ret < 0) { -- 2.51.0