diff options
Diffstat (limited to 'dpdk/dpdk-16.04_patches/0007-Fix-a-crash-in-igb_uio-driver-when-the-device-is-rem.patch')
| -rw-r--r-- | dpdk/dpdk-16.04_patches/0007-Fix-a-crash-in-igb_uio-driver-when-the-device-is-rem.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/dpdk/dpdk-16.04_patches/0007-Fix-a-crash-in-igb_uio-driver-when-the-device-is-rem.patch b/dpdk/dpdk-16.04_patches/0007-Fix-a-crash-in-igb_uio-driver-when-the-device-is-rem.patch new file mode 100644 index 00000000000..e938c7ca135 --- /dev/null +++ b/dpdk/dpdk-16.04_patches/0007-Fix-a-crash-in-igb_uio-driver-when-the-device-is-rem.patch @@ -0,0 +1,36 @@ +From a1020e16640e3b5d8cf32ef7d2914b788a1e06f6 Mon Sep 17 00:00:00 2001 +From: Bud Grise <griseb@cisco.com> +Date: Tue, 2 Feb 2016 12:45:44 -0800 +Subject: [PATCH 7/8] Fix a crash in igb_uio driver when the device is removed. + +This crash happens because the device still has MSI configured, +the fix is to free the IRQ. + +Signed-off-by: Todd Foggoa (tfoggoa) <tfoggoa@cisco.com> +--- + lib/librte_eal/linuxapp/igb_uio/igb_uio.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c +index 72b2692..bf12391 100644 +--- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c ++++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c +@@ -506,8 +506,15 @@ static void + igbuio_pci_remove(struct pci_dev *dev) + { + struct rte_uio_pci_dev *udev = pci_get_drvdata(dev); ++ struct uio_info *info = pci_get_drvdata(dev); + + sysfs_remove_group(&dev->dev.kobj, &dev_attr_grp); ++ ++ if (info->irq && (info->irq != UIO_IRQ_CUSTOM)){ ++ free_irq(info->irq, info->uio_dev); ++ info->irq = UIO_IRQ_NONE; ++ } ++ + uio_unregister_device(&udev->info); + igbuio_pci_release_iomem(&udev->info); + if (udev->mode == RTE_INTR_MODE_MSIX) +-- +2.5.4 (Apple Git-61) + |