Thread (21 messages) 21 messages, 3 authors, 2021-12-10

Re: [PATCH v6 00/14] genirq: Cleanup the abuse of irq_set_affinity_hint()

From: Nitesh Lal <hidden>
Date: 2021-09-13 14:40:21
Also in: linux-scsi, lkml, netdev

On Fri, Sep 3, 2021 at 11:25 AM Nitesh Narayan Lal [off-list ref] wrote:
The drivers currently rely on irq_set_affinity_hint() to either set the
affinity_hint that is consumed by the userspace and/or to enforce a custom
affinity.

irq_set_affinity_hint() as the name suggests is originally introduced to
only set the affinity_hint to help the userspace in guiding the interrupts
and not the affinity itself. However, since the commit

        e2e64a932556 "genirq: Set initial affinity in irq_set_affinity_hint()"
[...]
Nitesh Narayan Lal (13):
  iavf: Use irq_update_affinity_hint
  i40e: Use irq_update_affinity_hint
  scsi: megaraid_sas: Use irq_set_affinity_and_hint
  scsi: mpt3sas: Use irq_set_affinity_and_hint
  RDMA/irdma: Use irq_update_affinity_hint
  enic: Use irq_update_affinity_hint
  be2net: Use irq_update_affinity_hint
  ixgbe: Use irq_update_affinity_hint
  mailbox: Use irq_update_affinity_hint
  scsi: lpfc: Use irq_set_affinity
  hinic: Use irq_set_affinity_and_hint
  net/mlx5: Use irq_set_affinity_and_hint
  net/mlx4: Use irq_update_affinity_hint

Thomas Gleixner (1):
  genirq: Provide new interfaces for affinity hints
Any suggestions on what should be the next steps here? Unfortunately, I haven't
been able to get any reviews on the following two patches:
  be2net: Use irq_update_affinity_hint
  hinic: Use irq_set_affinity_and_hint

One option would be to proceed with the remaining patches and I can try
posting these two again when I post patches for the remaining drivers?

-- 
Thanks
Nitesh
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