From: Lu Baolu <baolu.lu@linux.intel.com> To: Jon Derrick <jonathan.derrick@intel.com>, iommu@lists.linux-foundation.org, linux-pci@vger.kernel.org Cc: baolu.lu@linux.intel.com, Bjorn Helgaas <helgaas@kernel.org>, Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>, Keith Busch <kbusch@kernel.org>, Joerg Roedel <joro@8bytes.org>, Christoph Hellwig <hch@lst.de>, David Woodhouse <dwmw2@infradead.org> Subject: Re: [RFC 1/5] iommu: Remove device link to group on failure Date: Wed, 1 Jan 2020 11:59:43 +0800 [thread overview] Message-ID: <14d024e0-42df-12ae-0571-bd27b26166b7@linux.intel.com> (raw) In-Reply-To: <1577823863-3303-2-git-send-email-jonathan.derrick@intel.com> Hi, On 1/1/20 4:24 AM, Jon Derrick wrote: > This adds the missing teardown step that removes the device link from > the group when the device addition fails. This change looks good to me. Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Best regards, baolu > > Signed-off-by: Jon Derrick <jonathan.derrick@intel.com> > --- > drivers/iommu/iommu.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c > index d5174f0..3e35284 100644 > --- a/drivers/iommu/iommu.c > +++ b/drivers/iommu/iommu.c > @@ -768,6 +768,7 @@ int iommu_group_add_device(struct iommu_group *group, struct device *dev) > mutex_unlock(&group->mutex); > dev->iommu_group = NULL; > kobject_put(group->devices_kobj); > + sysfs_remove_link(group->devices_kobj, device->name); > err_free_name: > kfree(device->name); > err_remove_link: >
WARNING: multiple messages have this Message-ID (diff)
From: Lu Baolu <baolu.lu@linux.intel.com> To: Jon Derrick <jonathan.derrick@intel.com>, iommu@lists.linux-foundation.org, linux-pci@vger.kernel.org Cc: Bjorn Helgaas <helgaas@kernel.org>, Keith Busch <kbusch@kernel.org>, David Woodhouse <dwmw2@infradead.org>, Christoph Hellwig <hch@lst.de> Subject: Re: [RFC 1/5] iommu: Remove device link to group on failure Date: Wed, 1 Jan 2020 11:59:43 +0800 [thread overview] Message-ID: <14d024e0-42df-12ae-0571-bd27b26166b7@linux.intel.com> (raw) In-Reply-To: <1577823863-3303-2-git-send-email-jonathan.derrick@intel.com> Hi, On 1/1/20 4:24 AM, Jon Derrick wrote: > This adds the missing teardown step that removes the device link from > the group when the device addition fails. This change looks good to me. Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Best regards, baolu > > Signed-off-by: Jon Derrick <jonathan.derrick@intel.com> > --- > drivers/iommu/iommu.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c > index d5174f0..3e35284 100644 > --- a/drivers/iommu/iommu.c > +++ b/drivers/iommu/iommu.c > @@ -768,6 +768,7 @@ int iommu_group_add_device(struct iommu_group *group, struct device *dev) > mutex_unlock(&group->mutex); > dev->iommu_group = NULL; > kobject_put(group->devices_kobj); > + sysfs_remove_link(group->devices_kobj, device->name); > err_free_name: > kfree(device->name); > err_remove_link: > _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2020-01-01 4:00 UTC|newest] Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-31 20:24 [RFC 0/5] Clean up VMD DMA Map Ops Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2019-12-31 20:24 ` [RFC 1/5] iommu: Remove device link to group on failure Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2020-01-01 3:59 ` Lu Baolu [this message] 2020-01-01 3:59 ` Lu Baolu 2019-12-31 20:24 ` [RFC 2/5] iommu/vt-d: Unlink device if failed to add to group Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2020-01-01 4:05 ` Lu Baolu 2020-01-01 4:05 ` Lu Baolu 2020-01-12 1:36 ` Lu Baolu 2020-01-12 1:36 ` Lu Baolu 2020-01-13 12:20 ` Joerg Roedel 2020-01-13 12:20 ` Joerg Roedel 2020-01-14 1:58 ` Lu Baolu 2020-01-14 1:58 ` Lu Baolu 2019-12-31 20:24 ` [RFC 3/5] x86/PCI: Expose VMD's device in pci_sysdata Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2020-01-09 14:33 ` Christoph Hellwig 2020-01-09 14:33 ` Christoph Hellwig 2020-01-09 15:06 ` Derrick, Jonathan 2020-01-09 15:06 ` Derrick, Jonathan 2020-01-09 16:45 ` Derrick, Jonathan 2020-01-09 16:45 ` Derrick, Jonathan 2019-12-31 20:24 ` [RFC 4/5] PCI: vmd: Stop overriding dma_map_ops Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2020-01-03 15:00 ` kbuild test robot 2020-01-04 9:39 ` kbuild test robot 2020-01-09 14:36 ` Christoph Hellwig 2020-01-09 14:36 ` Christoph Hellwig 2020-01-09 15:08 ` Derrick, Jonathan 2020-01-09 15:08 ` Derrick, Jonathan 2019-12-31 20:24 ` [RFC 5/5] x86/PCI: Remove unused X86_DEV_DMA_OPS Jon Derrick 2019-12-31 20:24 ` Jon Derrick 2020-01-09 14:37 ` Christoph Hellwig 2020-01-09 14:37 ` Christoph Hellwig 2020-01-09 15:06 ` Derrick, Jonathan 2020-01-09 15:06 ` Derrick, Jonathan 2020-01-07 13:41 ` [RFC 0/5] Clean up VMD DMA Map Ops Joerg Roedel 2020-01-07 13:41 ` Joerg Roedel
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