vfio: remove a duplicated word in comments

Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Cao jin 2016-11-11 11:01:36 +08:00 committed by Michael Tokarev
parent a4d79c3d10
commit 8907379204

View file

@ -1881,8 +1881,8 @@ static void vfio_add_ext_cap(VFIOPCIDevice *vdev)
* 0 is reserved for this since absence of capabilities is indicated by
* 0 for the ID, version, AND next pointer. However, pcie_add_capability()
* uses ID 0 as reserved for list management and will incorrectly match and
* assert if we attempt to pre-load the head of the chain with with this
* ID. Use ID 0xFFFF temporarily since it is also seems to be reserved in
* assert if we attempt to pre-load the head of the chain with this ID.
* Use ID 0xFFFF temporarily since it is also seems to be reserved in
* part for identifying absence of capabilities in a root complex register
* block. If the ID still exists after adding capabilities, switch back to
* zero. We'll mark this entire first dword as emulated for this purpose.