mbox series

[0/4,V2,net-next] net: mana: Assigning IRQ affinity on HT cores

Message ID 1705939259-2859-1-git-send-email-schakrabarti@linux.microsoft.com
Headers
Series net: mana: Assigning IRQ affinity on HT cores |

Message

Souradeep Chakrabarti Jan. 22, 2024, 4 p.m. UTC 
  This patch set introduces a new helper function irq_setup(),
to optimize IRQ distribution for MANA network devices.
The patch set makes the driver working 15% faster than
with cpumask_local_spread().

Souradeep Chakrabarti (1):
  net: mana: Assigning IRQ affinity on HT cores

Yury Norov (3):
  cpumask: add cpumask_weight_andnot()
  cpumask: define cleanup function for cpumasks
  net: mana: add a function to spread IRQs per CPUs

 .../net/ethernet/microsoft/mana/gdma_main.c   | 88 ++++++++++++++++---
 include/linux/bitmap.h                        | 12 +++
 include/linux/cpumask.h                       | 16 ++++
 lib/bitmap.c                                  |  7 ++
 4 files changed, 113 insertions(+), 10 deletions(-)
--
Change:
V1 -> V2:
Added some details on the performance study on the patch 4/4.