diff mbox series

net: mana: Fix IRQ name - add PCI and queue number

Message ID 20230202233252.342803-2-tim.gardner@canonical.com
State New
Headers show
Series net: mana: Fix IRQ name - add PCI and queue number | expand

Commit Message

Tim Gardner Feb. 2, 2023, 11:32 p.m. UTC 
From: Haiyang Zhang <haiyangz@microsoft.com>

BugLink: https://bugs.launchpad.net/bugs/2004604

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@microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
(cherry picked from commit 20e3028c39a5bf882e91e717da96d14f1acec40e)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
---
 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 mbox series

Patch

diff --git a/drivers/net/ethernet/microsoft/mana/gdma.h b/drivers/net/ethernet/microsoft/mana/gdma.h
index 33e53d32e891..c29e20140d06 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma.h
+++ b/drivers/net/ethernet/microsoft/mana/gdma.h
@@ -334,9 +334,12 @@  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 6308ed90b60d..359d50e4e1d2 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma_main.c
+++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c
@@ -1232,13 +1232,20 @@  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;
 	}