| commit | 086e8ced65d9bcc4a8e8f1cd39b09640f2883f90 | |
| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | |
| Wed, 1 Dec 2010 17:40:32 +0000 (1 09:40 -0800) | ||
| committer | H. Peter Anvin <hpa@linux.intel.com> | |
| Tue, 14 Dec 2010 00:52:52 +0000 (13 16:52 -0800) | ||
| tree | 3d0e6ee303ab0cce2bd3319a5a24bc94c37538eb | treesnapshot (tar.gz zip) |
| parent | 254e42006c893f45bca48f313536fcba12206418 | commitdiff |
x86, vt-d: Fix the vt-d fault handling irq migration in the x2apic mode
In x2apic mode, we need to set the upper address register of the fault
handling interrupt register of the vt-d hardware. Without this
irq migration of the vt-d fault handling interrupt is broken.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
LKML-Reference: <1291225233.2648.39.camel@sbsiddha-MOBL3>
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: stable@kernel.org [v2.6.32+]
Acked-by: Chris Wright <chrisw@sous-sol.org>
Tested-by: Takao Indoh <indou.takao@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
In x2apic mode, we need to set the upper address register of the fault
handling interrupt register of the vt-d hardware. Without this
irq migration of the vt-d fault handling interrupt is broken.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
LKML-Reference: <1291225233.2648.39.camel@sbsiddha-MOBL3>
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: stable@kernel.org [v2.6.32+]
Acked-by: Chris Wright <chrisw@sous-sol.org>
Tested-by: Takao Indoh <indou.takao@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
| arch/x86/kernel/apic/io_apic.c | diffblobblamehistory |