diff options
| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-03-05 13:14:19 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-20 13:10:52 -0700 |
| commit | 05b96a05942994ed9748d6ef8a18361fb195c238 (patch) | |
| tree | 1934b17c7a7dfe6e95adb6a38657aa265d97bf45 /scripts/patch-kernel | |
| parent | 84dbec4762df287cd234e86beb2ffddd981b13c7 (diff) | |
xen/pciback: Don't disable a PCI device that is already disabled.
commit bdc5c1812cea6efe1aaefb3131fcba28cd0b2b68 upstream.
While shuting down a HVM guest with pci devices passed through we
get this:
pciback 0000:04:00.0: restoring config space at offset 0x4 (was 0x100000, writing 0x100002)
------------[ cut here ]------------
WARNING: at drivers/pci/pci.c:1397 pci_disable_device+0x88/0xa0()
Hardware name: MS-7640
Device pciback
disabling already-disabled device
Modules linked in:
Pid: 53, comm: xenwatch Not tainted 3.9.0-rc1-20130304a+ #1
Call Trace:
[<ffffffff8106994a>] warn_slowpath_common+0x7a/0xc0
[<ffffffff81069a31>] warn_slowpath_fmt+0x41/0x50
[<ffffffff813cf288>] pci_disable_device+0x88/0xa0
[<ffffffff814554a7>] xen_pcibk_reset_device+0x37/0xd0
[<ffffffff81454b6f>] ? pcistub_put_pci_dev+0x6f/0x120
[<ffffffff81454b8d>] pcistub_put_pci_dev+0x8d/0x120
[<ffffffff814582a9>] __xen_pcibk_release_devices+0x59/0xa0
This fixes the bug.
Reported-and-Tested-by: Sander Eikelenboom <linux@eikelenboom.it>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts/patch-kernel')
0 files changed, 0 insertions, 0 deletions