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From:   "Christian Benvenuti (benve)" <benve@cisco.com>
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Subject: RE: [PATCH v5 07/14] enic: Use irq_update_affinity_hint
Thread-Topic: [PATCH v5 07/14] enic: Use irq_update_affinity_hint
Thread-Index: AQHXfb7sMOBjDjkJHU6TF0PX7txZbKt2ksPA
Date:   Mon, 16 Aug 2021 17:53:25 +0000
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References: <20210720232624.1493424-1-nitesh@redhat.com>
 <20210720232624.1493424-8-nitesh@redhat.com>
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> -----Original Message-----
> From: Nitesh Narayan Lal <nitesh@redhat.com>
> Sent: Tuesday, July 20, 2021 4:26 PM
> To: linux-kernel@vger.kernel.org; linux-scsi@vger.kernel.org; intel-wired=
-
> lan@lists.osuosl.org; netdev@vger.kernel.org; linux-api@vger.kernel.org;
> linux-pci@vger.kernel.org; tglx@linutronix.de; jesse.brandeburg@intel.com=
;
> robin.murphy@arm.com; mtosatti@redhat.com; mingo@kernel.org;
> jbrandeb@kernel.org; frederic@kernel.org; juri.lelli@redhat.com;
> abelits@marvell.com; bhelgaas@google.com; rostedt@goodmis.org;
> peterz@infradead.org; davem@davemloft.net; akpm@linux-foundation.org;
> sfr@canb.auug.org.au; stephen@networkplumber.org;
> rppt@linux.vnet.ibm.com; chris.friesen@windriver.com; maz@kernel.org;
> nhorman@tuxdriver.com; pjwaskiewicz@gmail.com;
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> shivasharan.srikanteshwara@broadcom.com;
> sathya.prakash@broadcom.com; sreekanth.reddy@broadcom.com;
> suganath-prabu.subramani@broadcom.com; james.smart@broadcom.com;
> dick.kennedy@broadcom.com; jkc@redhat.com; faisal.latif@intel.com;
> shiraz.saleem@intel.com; tariqt@nvidia.com; ahleihel@redhat.com;
> kheib@redhat.com; borisp@nvidia.com; saeedm@nvidia.com; Christian
> Benvenuti (benve) <benve@cisco.com>; govind@gmx.com;
> jassisinghbrar@gmail.com; ajit.khaparde@broadcom.com;
> sriharsha.basavapatna@broadcom.com; somnath.kotur@broadcom.com;
> nilal@redhat.com; tatyana.e.nikolova@intel.com; mustafa.ismail@intel.com;
> ahs3@redhat.com; leonro@nvidia.com; chandrakanth.patil@broadcom.com;
> bjorn.andersson@linaro.org; chunkuang.hu@kernel.org;
> yongqiang.niu@mediatek.com; baolin.wang7@gmail.com;
> poros@redhat.com; minlei@redhat.com; emilne@redhat.com;
> jejb@linux.ibm.com; martin.petersen@oracle.com; _govind@gmx.com;
> kabel@kernel.org; viresh.kumar@linaro.org; Tushar.Khandelwal@arm.com;
> kuba@kernel.org
> Subject: [PATCH v5 07/14] enic: Use irq_update_affinity_hint
>=20
> The driver uses irq_set_affinity_hint() to update the affinity_hint mask =
that
> is consumed by the userspace to distribute the interrupts. However, under
> the hood irq_set_affinity_hint() also applies the provided cpumask (if no=
t
> NULL) as the affinity for the given interrupt which is an undocumented si=
de
> effect.
>=20
> To remove this side effect irq_set_affinity_hint() has been marked as
> deprecated and new interfaces have been introduced. Hence, replace the
> irq_set_affinity_hint() with the new interface irq_update_affinity_hint()=
 that
> only updates the affinity_hint pointer.
>=20
> Signed-off-by: Nitesh Narayan Lal <nitesh@redhat.com>

Thanks Nitesh for the patch.

Reviewed-by: Christian Benvenuti <benve@cisco.com>