56 lines
1.7 KiB
Diff
56 lines
1.7 KiB
Diff
From 40985902afd8f4eb0bd7aa4238c7d458282af948 Mon Sep 17 00:00:00 2001
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From: Jan Kiszka <jan.kiszka@siemens.com>
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Date: Wed, 21 Dec 2016 08:20:18 +0100
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Subject: [PATCH] ivshmem-net: Improve identification of resources
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Pass a device name consisting of driver name and PCI ID to request_irq
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and alloc_ordered_workqueue. This helps correlating resources with
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devices in case there are multiple of them.
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Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
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(cherry picked from commit 43e2ff78b89cbdfaecba54601d85f3d40349a9b5)
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---
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drivers/net/ivshmem-net.c | 10 +++++++---
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1 file changed, 7 insertions(+), 3 deletions(-)
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--- a/drivers/net/ivshmem-net.c
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+++ b/drivers/net/ivshmem-net.c
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@@ -762,6 +762,7 @@ static int ivshm_net_probe(struct pci_de
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resource_size_t shmaddr;
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resource_size_t shmlen;
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int interrupt;
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+ char *device_name;
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void *shm;
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u32 ivpos;
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int err;
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@@ -814,7 +815,10 @@ static int ivshm_net_probe(struct pci_de
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return -EINVAL;
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}
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- dev_info(&pdev->dev, "shared memory size %pa\n", &shmlen);
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+ device_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s[%s]", DRV_NAME,
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+ dev_name(&pdev->dev));
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+ if (!device_name)
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+ return -ENOMEM;
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ndev = alloc_etherdev(sizeof(*in));
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if (!ndev)
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@@ -837,7 +841,7 @@ static int ivshm_net_probe(struct pci_de
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if (err)
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goto err_free;
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- in->state_wq = alloc_ordered_workqueue(DRV_NAME, 0);
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+ in->state_wq = alloc_ordered_workqueue(device_name, 0);
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if (!in->state_wq)
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goto err_free;
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@@ -866,7 +870,7 @@ static int ivshm_net_probe(struct pci_de
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in->using_msix = false;
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}
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- err = request_irq(interrupt, ivshm_net_int, 0, DRV_NAME, ndev);
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+ err = request_irq(interrupt, ivshm_net_int, 0, device_name, ndev);
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if (err)
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goto err_int;
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