From: Nitesh Narayan Lal <nitesh@redhat.com>
To: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org,
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Subject: [PATCH v4 08/14] be2net: Use irq_update_affinity_hint
Date: Mon, 19 Jul 2021 14:07:40 -0400 [thread overview]
Message-ID: <20210719180746.1008665-9-nitesh@redhat.com> (raw)
In-Reply-To: <20210719180746.1008665-1-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 361c1c87c183..ece6c0692826 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:[~2021-07-19 18:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-19 18:07 [PATCH v4 00/14] genirq: Cleanup the usage of irq_set_affinity_hint Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 01/14] genirq: Provide new interfaces for affinity hints Nitesh Narayan Lal
2021-07-20 10:57 ` Jakub Kicinski
2021-07-19 18:07 ` [PATCH v4 02/14] iavf: Use irq_update_affinity_hint Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 03/14] i40e: " Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 04/14] scsi: megaraid_sas: Use irq_set_affinity_and_hint Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 05/14] scsi: mpt3sas: " Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 06/14] RDMA/irdma: Use irq_update_affinity_hint Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 07/14] enic: " Nitesh Narayan Lal
2021-07-19 18:07 ` Nitesh Narayan Lal [this message]
2021-07-19 18:07 ` [PATCH v4 09/14] ixgbe: " Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 10/14] mailbox: " Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 11/14] scsi: lpfc: Use irq_set_affinity Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 12/14] hinic: Use irq_set_affinity_and_hint Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 13/14] net/mlx5: " Nitesh Narayan Lal
2021-07-19 18:07 ` [PATCH v4 14/14] net/mlx4: Use irq_update_affinity_hint Nitesh Narayan Lal
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