diff mbox series

[net-next,v2,5/7] gve: Add netif_set_xps_queue call

Message ID 20211011153650.1982904-6-jeroendb@google.com (mailing list archive)
State Accepted
Commit 4edf8249bcd1c554b1a34166ca4ea5630031ecf5
Delegated to: Netdev Maintainers
Headers show
Series gve: minor code and performance improvements | expand

Checks

Context Check Description
netdev/cover_letter success Series has a cover letter
netdev/fixes_present success Fixes tag not required for -next series
netdev/patch_count success Link
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers fail 2 blamed authors not CCed: willemb@google.com bcf@google.com; 2 maintainers not CCed: willemb@google.com bcf@google.com
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Fixes tag looks correct
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 16 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success No static functions without inline keyword in header files

Commit Message

Jeroen de Borst Oct. 11, 2021, 3:36 p.m. UTC 
From: Catherine Sullivan <csully@google.com>

Configure XPS when adding tx queues to the notification blocks.

Fixes: dbdaa67540512 ("gve: Move some static functions to a common file")
Signed-off-by: Catherine Sullivan <csully@google.com>
Signed-off-by: David Awogbemila <awogbemila@google.com>
---
 drivers/net/ethernet/google/gve/gve_utils.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/google/gve/gve_utils.c b/drivers/net/ethernet/google/gve/gve_utils.c
index 93f3dcbeeea9..45ff7a9ab5f9 100644
--- a/drivers/net/ethernet/google/gve/gve_utils.c
+++ b/drivers/net/ethernet/google/gve/gve_utils.c
@@ -18,12 +18,16 @@  void gve_tx_remove_from_block(struct gve_priv *priv, int queue_idx)
 
 void gve_tx_add_to_block(struct gve_priv *priv, int queue_idx)
 {
+	unsigned int active_cpus = min_t(int, priv->num_ntfy_blks / 2,
+					 num_online_cpus());
 	int ntfy_idx = gve_tx_idx_to_ntfy(priv, queue_idx);
 	struct gve_notify_block *block = &priv->ntfy_blocks[ntfy_idx];
 	struct gve_tx_ring *tx = &priv->tx[queue_idx];
 
 	block->tx = tx;
 	tx->ntfy_id = ntfy_idx;
+	netif_set_xps_queue(priv->dev, get_cpu_mask(ntfy_idx % active_cpus),
+			    queue_idx);
 }
 
 void gve_rx_remove_from_block(struct gve_priv *priv, int queue_idx)