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[83.233.6.197]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-385da170f70sm23745981fa.27.2026.01.26.02.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Jan 2026 02:53:09 -0800 (PST) Date: Mon, 26 Jan 2026 11:53:07 +0100 From: Marcus Folkesson To: Sebastian Andrzej Siewior Cc: linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev, Thomas Gleixner , Lars-Peter Clausen , Michael Hennerich , Puranjay Mohan , Jonathan Cameron , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , Marcelo Schmitt , Kent Gustavsson , Gustavo Silva , Nishant Malpani , linux-iio@vger.kernel.org Subject: Re: [PATCH 18/21] iio: Replace IRQF_ONESHOT with IRQF_NO_THREAD Message-ID: References: <20260123113708.416727-1-bigeasy@linutronix.de> <20260123113708.416727-19-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-rt-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="S2Ed6By+aLORiQHU" Content-Disposition: inline In-Reply-To: <20260123113708.416727-19-bigeasy@linutronix.de> --S2Ed6By+aLORiQHU Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jan 23, 2026 at 12:37:04PM +0100, Sebastian Andrzej Siewior wrote: > 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. >=20 > The intention here was probably not allowing forced-threading for > handlers such as iio_trigger_generic_data_rdy_poll() will intends to > invoke hard-interrupt handlers. >=20 > Replace IRQF_ONESHOT with IRQF_NO_THREAD. >=20 > Cc: Lars-Peter Clausen > Cc: Michael Hennerich > Cc: Puranjay Mohan > Cc: Jonathan Cameron > Cc: David Lechner > Cc: "Nuno S=E1" > Cc: Andy Shevchenko > Cc: Marcelo Schmitt > Cc: Marcus Folkesson > Cc: Kent Gustavsson > Cc: Gustavo Silva > Cc: Nishant Malpani > Cc: linux-iio@vger.kernel.org > Signed-off-by: Sebastian Andrzej Siewior > --- [...] > drivers/iio/adc/mcp3911.c | 2 +- Reviewed-by: Marcus Folkesson Best regards, Marcus Folkesson --S2Ed6By+aLORiQHU Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEBVGi6LZstU1kwSxliIBOb1ldUjIFAml3R4wACgkQiIBOb1ld UjImrg//VoTe74He2xr9a7a4xXooL9varAfZBITrKKUbEhWNiXZYsrKwKYIFgayM oiz76OxUT5o9+SL4XCXq+yTXfr+7bwd67uPCrUoZAiSAeNtrfbw3fvftierrKuqI DZm7pXQ4pnsaUKqX+X+KpQ2YJsFM4CfaO3ueAG5wA+vSbiRHnp3gF45JTbo+Ic2K A4nqV39QMG6tzUXy0Pe2SYoXkRU7nS7u7OUjrQj/YCICXL9jaTdPpbeYtBVZic45 8lu68gFEYN0f5SOPGgNXc0As+qfbbpghpwMSlJyv8zATlKYtj5qgrDHskKxuk3R1 kqTF5iZEUOir50yR/KCLMnO+fXjhMdiDrWnUMAmPhYuWVAOB8n5xSO0s/khVzpBH rf8/ekFo5afL5bqwSQo3xK+ROk5SpgdLo/a0NIfLCMSdFna2PjIUsE5LOEZzleLG zlezgO9dVZOCHYzZJ6nNw/ELI3s5h9Wr/WAcMFnGPkOttC+oKcL1RIlHITYRr/U9 3oFgssVbPffoyvQ3fKZ0xD7ur38AUJRGE1SctWW63MXd4rYxkt2PBpqRj9dOo/zx LEiotKRG/skz9Dx+m83SLuJUugRCz9IU80x1WIgKLv5HMRzWOCNRmpxbZEwFpkWL SRnZvXdjh1XMvuogBQ/DBIexesCxYIgD1wT1eOK84xzuFw0zyww= =/+VT -----END PGP SIGNATURE----- --S2Ed6By+aLORiQHU--