From: Sasha Levin <sashal@kernel.org>
To: stable@vger.kernel.org
Cc: David Lechner <dlechner@baylibre.com>,
Stable@vger.kernel.org,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.6.y] iio: imu: inv_mpu6050: align buffer for timestamp
Date: Fri, 5 Sep 2025 22:14:06 -0400 [thread overview]
Message-ID: <20250906021407.3665934-1-sashal@kernel.org> (raw)
In-Reply-To: <2025051231-antitoxic-buffing-b701@gregkh>
From: David Lechner <dlechner@baylibre.com>
[ Upstream commit 1d2d8524eaffc4d9a116213520d2c650e07c9cc6 ]
Align the buffer used with iio_push_to_buffers_with_timestamp() to
ensure the s64 timestamp is aligned to 8 bytes.
Fixes: 0829edc43e0a ("iio: imu: inv_mpu6050: read the full fifo when processing data")
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20250417-iio-more-timestamp-alignment-v1-7-eafac1e22318@baylibre.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
[ Adjust context ]
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
index d4f9b5d8d28d6..ace3ce4faea73 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c
@@ -52,7 +52,7 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p)
u16 fifo_count;
u32 fifo_period;
s64 timestamp;
- u8 data[INV_MPU6050_OUTPUT_DATA_SIZE];
+ u8 data[INV_MPU6050_OUTPUT_DATA_SIZE] __aligned(8);
int int_status;
size_t i, nb;
--
2.50.1
prev parent reply other threads:[~2025-09-06 2:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-12 10:04 FAILED: patch "[PATCH] iio: imu: inv_mpu6050: align buffer for timestamp" failed to apply to 6.6-stable tree gregkh
2025-09-06 2:14 ` Sasha Levin [this message]
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