From: Haiyang Zhang haiyangz@microsoft.com
[ Upstream commit 20e3028c39a5bf882e91e717da96d14f1acec40e ]
The PCI and queue number info is missing in IRQ names.
Add PCI and queue number to IRQ names, to allow CPU affinity tuning scripts to work.
Cc: stable@vger.kernel.org Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)") Signed-off-by: Haiyang Zhang haiyangz@microsoft.com Reviewed-by: Jesse Brandeburg jesse.brandeburg@intel.com Link: https://lore.kernel.org/r/1674161950-19708-1-git-send-email-haiyangz@microso... Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/microsoft/mana/gdma.h | 3 +++ drivers/net/ethernet/microsoft/mana/gdma_main.c | 9 ++++++++- 2 files changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/microsoft/mana/gdma.h b/drivers/net/ethernet/microsoft/mana/gdma.h index 65c24ee49efd..48b0ab56bdb0 100644 --- a/drivers/net/ethernet/microsoft/mana/gdma.h +++ b/drivers/net/ethernet/microsoft/mana/gdma.h @@ -324,9 +324,12 @@ struct gdma_queue_spec { }; };
+#define MANA_IRQ_NAME_SZ 32 + struct gdma_irq_context { void (*handler)(void *arg); void *arg; + char name[MANA_IRQ_NAME_SZ]; };
struct gdma_context { diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c index a6f99b4344d9..d674ebda2053 100644 --- a/drivers/net/ethernet/microsoft/mana/gdma_main.c +++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c @@ -1233,13 +1233,20 @@ static int mana_gd_setup_irqs(struct pci_dev *pdev) gic->handler = NULL; gic->arg = NULL;
+ if (!i) + snprintf(gic->name, MANA_IRQ_NAME_SZ, "mana_hwc@pci:%s", + pci_name(pdev)); + else + snprintf(gic->name, MANA_IRQ_NAME_SZ, "mana_q%d@pci:%s", + i - 1, pci_name(pdev)); + irq = pci_irq_vector(pdev, i); if (irq < 0) { err = irq; goto free_irq; }
- err = request_irq(irq, mana_gd_intr, 0, "mana_intr", gic); + err = request_irq(irq, mana_gd_intr, 0, gic->name, gic); if (err) goto free_irq; }