From: Nitesh Narayan Lal <nitesh@redhat.com> 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, sassmann@redhat.com, thenzl@redhat.com, kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, 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, benve@cisco.com, govind@gmx.com, jassisinghbrar@gmail.com, luobin9@huawei.com, ajit.khaparde@broadcom.com, sriharsha.basavapatna@broadcom.com, somnath.kotur@broadcom.com, nilal@redhat.com Subject: [PATCH v1 08/14] be2net: Use irq_update_affinity_hint Date: Thu, 17 Jun 2021 14:22:36 -0400 [thread overview] Message-ID: <20210617182242.8637-9-nitesh@redhat.com> (raw) In-Reply-To: <20210617182242.8637-1-nitesh@redhat.com> 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 not NULL) as the affinity for the given interrupt which is an undocumented side effect. 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. Signed-off-by: Nitesh Narayan Lal <nitesh@redhat.com> --- drivers/net/ethernet/emulex/benet/be_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index b6eba29d8e99..7b7d97fcf008 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3491,7 +3491,7 @@ static int be_msix_register(struct be_adapter *adapter) if (status) goto err_msix; - irq_set_affinity_hint(vec, eqo->affinity_mask); + irq_update_affinity_hint(vec, eqo->affinity_mask); } return 0; @@ -3552,7 +3552,7 @@ static void be_irq_unregister(struct be_adapter *adapter) /* MSIx */ for_all_evt_queues(adapter, eqo, i) { vec = be_msix_vec_get(adapter, eqo); - irq_set_affinity_hint(vec, NULL); + irq_update_affinity_hint(vec, NULL); free_irq(vec, eqo); } -- 2.27.0
WARNING: multiple messages have this Message-ID (diff)
From: Nitesh Narayan Lal <nitesh@redhat.com> To: intel-wired-lan@osuosl.org Subject: [Intel-wired-lan] [PATCH v1 08/14] be2net: Use irq_update_affinity_hint Date: Thu, 17 Jun 2021 14:22:36 -0400 [thread overview] Message-ID: <20210617182242.8637-9-nitesh@redhat.com> (raw) In-Reply-To: <20210617182242.8637-1-nitesh@redhat.com> 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 not NULL) as the affinity for the given interrupt which is an undocumented side effect. 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. Signed-off-by: Nitesh Narayan Lal <nitesh@redhat.com> --- drivers/net/ethernet/emulex/benet/be_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index b6eba29d8e99..7b7d97fcf008 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3491,7 +3491,7 @@ static int be_msix_register(struct be_adapter *adapter) if (status) goto err_msix; - irq_set_affinity_hint(vec, eqo->affinity_mask); + irq_update_affinity_hint(vec, eqo->affinity_mask); } return 0; @@ -3552,7 +3552,7 @@ static void be_irq_unregister(struct be_adapter *adapter) /* MSIx */ for_all_evt_queues(adapter, eqo, i) { vec = be_msix_vec_get(adapter, eqo); - irq_set_affinity_hint(vec, NULL); + irq_update_affinity_hint(vec, NULL); free_irq(vec, eqo); } -- 2.27.0
next prev parent reply other threads:[~2021-06-17 18:25 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-17 18:22 [PATCH v1 00/14] genirq: Cleanup the usage of irq_set_affinity_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 01/14] genirq: Provide new interfaces for affinity hints Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-25 17:52 ` Nitesh Lal 2021-06-25 17:52 ` [Intel-wired-lan] " Nitesh Lal 2021-06-17 18:22 ` [PATCH v1 02/14] iavf: Use irq_update_affinity_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 03/14] i40e: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 04/14] scsi: megaraid_sas: Use irq_set_affinity_and_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 19:31 ` Robin Murphy 2021-06-17 19:31 ` [Intel-wired-lan] " Robin Murphy 2021-06-17 19:34 ` Nitesh Lal 2021-06-17 19:34 ` [Intel-wired-lan] " Nitesh Lal 2021-06-17 18:22 ` [PATCH v1 05/14] scsi: mpt3sas: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 06/14] RDMA/i40iw: Use irq_update_affinity_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 07/14] enic: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` Nitesh Narayan Lal [this message] 2021-06-17 18:22 ` [Intel-wired-lan] [PATCH v1 08/14] be2net: " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 09/14] ixgbe: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 10/14] mailbox: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 11/14] scsi: lpfc: Use irq_set_affinity Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 12/14] hinic: Use irq_set_affinity_and_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-17 18:22 ` [PATCH v1 13/14] net/mlx5: Use irq_update_affinity_hint Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-21 8:01 ` Leon Romanovsky 2021-06-21 8:01 ` [Intel-wired-lan] " Leon Romanovsky 2021-06-17 18:22 ` [PATCH v1 14/14] net/mlx4: " Nitesh Narayan Lal 2021-06-17 18:22 ` [Intel-wired-lan] " Nitesh Narayan Lal 2021-06-21 8:01 ` Leon Romanovsky 2021-06-21 8:01 ` [Intel-wired-lan] " Leon Romanovsky 2021-06-21 12:59 ` Nitesh Lal 2021-06-21 12:59 ` [Intel-wired-lan] " Nitesh Lal 2021-06-25 21:08 ` Nitesh Lal 2021-06-25 21:08 ` [Intel-wired-lan] " Nitesh Lal
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