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(parent: 2915007) | patch
amd-iommu: detach device explicitly before attaching it to a new domain
authorJoerg Roedel <joerg.roedel@amd.com>
Mon, 8 Jun 2009 20:47:33 +0000 (13:47 -0700)
committerJoerg Roedel <joerg.roedel@amd.com>
Tue, 9 Jun 2009 09:14:14 +0000 (11:14 +0200)
commit71ff3bca2f70264effe8cbbdd5bc10cf6be5f2f0
tree0930054b71a0d674d71ea05d7575e4a7efac7bf3tree | snapshot (tar.gz zip)
parent29150078d7a1758df8c7a6cd2ec066ac65e1fab9commit | diff
amd-iommu: detach device explicitly before attaching it to a new domain

This fixes a bug with a device that could not be assigned to a KVM guest
because it is still assigned to a dma_ops protection domain.

[chrisw: simply remove WARN_ON(), will always fire since dev->driver
will be pci-sub]

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
arch/x86/kernel/amd_iommu.c diff | blob | blame | history