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| author | Keir Fraser <keir.fraser@citrix.com> | 2010-03-11 08:09:37 +0000 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2010-03-11 08:09:37 +0000 |
| commit | 7a6d294eb96ce934efbd8c3ab517d9ddd03c0089 (patch) | |
| tree | d53d8eb9106c20cccf70707d7ceab7fb4c35b942 | |
| parent | be8c32d7eab83b0e0b48c5111777dd007b28764d (diff) | |
| download | xen-7a6d294eb96ce934efbd8c3ab517d9ddd03c0089.tar.gz xen-7a6d294eb96ce934efbd8c3ab517d9ddd03c0089.tar.bz2 xen-7a6d294eb96ce934efbd8c3ab517d9ddd03c0089.zip | |
Fix 21020:3198a2e81d38
This has a pretty serious bug. ioapic_to_iommu() gets returned
drhd->iommu. However, drhd->iommu isn't allocated until part of
iommu_setup(), which is called after enable_x2apic(). Has this ever
worked?
Signed-off-by: Alex Williamson <alex.williamson@hp.com>
| -rw-r--r-- | xen/drivers/passthrough/vtd/intremap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c index 0b3d95827b..fcab930b61 100644 --- a/xen/drivers/passthrough/vtd/intremap.c +++ b/xen/drivers/passthrough/vtd/intremap.c @@ -134,7 +134,7 @@ int iommu_supports_eim(void) /* We MUST have a DRHD unit for each IOAPIC. */ for ( apic = 0; apic < nr_ioapics; apic++ ) - if ( !ioapic_to_iommu(IO_APIC_ID(apic)) ) + if ( !ioapic_to_drhd(IO_APIC_ID(apic)) ) return 0; if ( list_empty(&acpi_drhd_units) ) |