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Tue, 16 Sep 2025 14:03:53 -0700 (PDT) From: David Lechner Date: Tue, 16 Sep 2025 16:02:52 -0500 Subject: [PATCH v2 2/7] iio: buffer: iio_push_to_buffers_with_ts_unaligned() might_sleep() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250916-iio-doc-push-to-buffers-context-v2-2-8b17937a6cc7@baylibre.com> References: <20250916-iio-doc-push-to-buffers-context-v2-0-8b17937a6cc7@baylibre.com> In-Reply-To: <20250916-iio-doc-push-to-buffers-context-v2-0-8b17937a6cc7@baylibre.com> To: Jonathan Cameron , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Lezcano , Andy Shevchenko , David Lechner X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=930; i=dlechner@baylibre.com; h=from:subject:message-id; bh=HoTnMUccGdCvWwXyGGvfMxbeyG3DCTAB887pRo015M0=; b=owEBbQGS/pANAwAKAcLMIAH/AY/AAcsmYgBoydCM4/ZBJypY4RqFfOVFr+SIr0EoCjftkSc1a LJQYC1aXDKJATMEAAEKAB0WIQTsGNmeYg6D1pzYaJjCzCAB/wGPwAUCaMnQjAAKCRDCzCAB/wGP wK76CACNp6QD0HROicFUL8liuWxC9iVMce8icL36jCtetWW9CYxuOKducms2hbgn0TL+BWosS2O lWqjuzxWXUyAXe4uik92GGTTaK40OJODEa59txQDqyyBFY5+7+DlMHm53iYZA0CkVSkFn775Yma e5T8s8wCi9UJAVjnHszxbhzvhZKOXZqdGUQWsVnaFcVu1SLPr99Mob5VNiHfdLlVWyZ6dqZCMpE Z2lTPhJ9BEla44ps/f7BJXv4P5Yzgo6CuWvjzqwBcpEIVp4ij6SNsMjXTDFIebeVq5I//UBXo3B p2yyb5mA2gHlkXnZStC/buVF1BMM81+dvnA20p7rEtY33Dbq X-Developer-Key: i=dlechner@baylibre.com; a=openpgp; fpr=8A73D82A6A1F509907F373881F8AF88C82F77C03 Call might_sleep() in iio_push_to_buffers_with_ts_unaligned() since it can allocate memory, which may sleep. Suggested-by: Andy Shevchenko Signed-off-by: David Lechner --- drivers/iio/industrialio-buffer.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-b= uffer.c index 7da43a1f2f75f32dc93b9a5fe903378a79e82fe3..5599fa37b698dda6ff126496f62= 939331c12f524 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -2412,6 +2412,8 @@ int iio_push_to_buffers_with_ts_unaligned(struct iio_= dev *indio_dev, { struct iio_dev_opaque *iio_dev_opaque =3D to_iio_dev_opaque(indio_dev); =20 + might_sleep(); + /* * Conservative estimate - we can always safely copy the minimum * of either the data provided or the length of the destination buffer. --=20 2.43.0