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authorIngo Molnar <mingo@kernel.org>2013-04-08 11:43:30 +0200
committerIngo Molnar <mingo@kernel.org>2013-04-08 11:43:30 +0200
commit529801898b24544f93532217ce18a7ebbb2b8c4f (patch)
treec51c8fd808e6cff15cabb1a9ac29be0661942384 /virt/kvm/ioapic.c
parentb847d0501afec4c7b12eb276aec10a2834f953ea (diff)
parent23995bbee01d75f09f72b1380bd6045a5b02947b (diff)
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Merge branch 'for-tip' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile into perf/core
Pull IBM zEnterprise EC12 support patchlet from Robert Richter. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'virt/kvm/ioapic.c')
-rw-r--r--virt/kvm/ioapic.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index ce82b9401958..5ba005c00e2f 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -74,9 +74,12 @@ static unsigned long ioapic_read_indirect(struct kvm_ioapic *ioapic,
u32 redir_index = (ioapic->ioregsel - 0x10) >> 1;
u64 redir_content;
- ASSERT(redir_index < IOAPIC_NUM_PINS);
+ if (redir_index < IOAPIC_NUM_PINS)
+ redir_content =
+ ioapic->redirtbl[redir_index].bits;
+ else
+ redir_content = ~0ULL;
- redir_content = ioapic->redirtbl[redir_index].bits;
result = (ioapic->ioregsel & 0x1) ?
(redir_content >> 32) & 0xffffffff :
redir_content & 0xffffffff;