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[net-next] nfp: take numa node into account when setting irq affinity

Message ID 20221109200442.143589-1-simon.horman@corigine.com (mailing list archive)
State Accepted
Commit 42ba9654acad33efe34e5125fb373889f46a3f1c
Delegated to: Netdev Maintainers
Headers show
Series [net-next] nfp: take numa node into account when setting irq affinity | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Single patches do not need cover letters
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 1 maintainers not CCed: edumazet@google.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch warning WARNING: line length of 91 exceeds 80 columns
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Simon Horman Nov. 9, 2022, 8:04 p.m. UTC 
From: Yinjun Zhang <yinjun.zhang@corigine.com>

Set irq affinity to cpus that belong to the same numa node with
NIC device first.

Signed-off-by: Yinjun Zhang <yinjun.zhang@corigine.com>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
---
 drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

patchwork-bot+netdevbpf@kernel.org Nov. 11, 2022, 10:50 a.m. UTC | #1 
Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@davemloft.net>:

On Wed,  9 Nov 2022 15:04:42 -0500 you wrote:
> From: Yinjun Zhang <yinjun.zhang@corigine.com>
> 
> Set irq affinity to cpus that belong to the same numa node with
> NIC device first.
> 
> Signed-off-by: Yinjun Zhang <yinjun.zhang@corigine.com>
> Reviewed-by: Louis Peens <louis.peens@corigine.com>
> Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
> Signed-off-by: Simon Horman <simon.horman@corigine.com>
> 
> [...]

Here is the summary with links:
  - [net-next] nfp: take numa node into account when setting irq affinity
    https://git.kernel.org/netdev/net-next/c/42ba9654acad

You are awesome, thank you!
diff mbox series

Patch

diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index 8c1a870bc0e5..184ffae2ac94 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -735,8 +735,9 @@  static unsigned int nfp_net_calc_fl_bufsz_xsk(struct nfp_net_dp *dp)
  */
 static void nfp_net_vecs_init(struct nfp_net *nn)
 {
+	int numa_node = dev_to_node(&nn->pdev->dev);
 	struct nfp_net_r_vector *r_vec;
-	int r;
+	unsigned int r;
 
 	nn->lsc_handler = nfp_net_irq_lsc;
 	nn->exn_handler = nfp_net_irq_exn;
@@ -762,7 +763,7 @@  static void nfp_net_vecs_init(struct nfp_net *nn)
 			tasklet_disable(&r_vec->tasklet);
 		}
 
-		cpumask_set_cpu(r, &r_vec->affinity_mask);
+		cpumask_set_cpu(cpumask_local_spread(r, numa_node), &r_vec->affinity_mask);
 	}
 }