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| author | Joerg Roedel <jroedel@suse.de> | 2014-12-09 15:18:22 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2015-01-05 14:23:38 +0300 |
| commit | 6d1b9cc9ee10374290583f69270e97de38128fb6 (patch) | |
| tree | 23741ceae4167a9548d5f39fab9178345ef26307 /drivers | |
| parent | 62c22167dd70b730f61c2b88f950e98154a87980 (diff) | |
| download | linux-6d1b9cc9ee10374290583f69270e97de38128fb6.tar.xz | |
iommu/vt-d: Remove dead code in device_notifier
This code only runs when action == BUS_NOTIFY_REMOVED_DEVICE,
so it can't be BUS_NOTIFY_DEL_DEVICE.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 761012114fc7..40dfbc0444c0 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4029,14 +4029,6 @@ static int device_notifier(struct notifier_block *nb, if (action != BUS_NOTIFY_REMOVED_DEVICE) return 0; - /* - * If the device is still attached to a device driver we can't - * tear down the domain yet as DMA mappings may still be in use. - * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that. - */ - if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL) - return 0; - domain = find_domain(dev); if (!domain) return 0; |