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Drivers: hv: Handle vmbus interrupts concurrently on all cpus

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Vmbus interrupts are unique in that while the interrupt is delivered on a
given vector, these can be handled concurrently on different CPUs. Handle the
vmbus interrupts concurrently on all the CPUs.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
K. Y. Srinivasan
2012-12-01 06:46:54 -08:00
committed by Greg Kroah-Hartman
parent db11f12a11
commit b0209501dc
2 changed files with 22 additions and 1 deletions
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2
drivers/hv/hv.c
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@@ -335,7 +335,7 @@ void hv_synic_init(void *irqarg)
shared_sint.as_uint64 = 0;
shared_sint.vector = irq_vector; /* HV_SHARED_SINT_IDT_VECTOR + 0x20; */
shared_sint.masked = false;
shared_sint.auto_eoi = false;
shared_sint.auto_eoi = true;
wrmsrl(HV_X64_MSR_SINT0 + VMBUS_MESSAGE_SINT, shared_sint.as_uint64);