The default interrupt delivery model in Linux does not support the Hyper-V vmbus delivery model when the guest is configured with multiple VCPUs. I have sent a patch to address this - delivering the vmbus interrupt on a separate IDT vector. Until this patch is applied, bind all vmbus interrupts to the boot CPU.
Signed-off-by: K. Y. Srinivasan <[email protected]> --- drivers/hv/channel_mgmt.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index c80fe62..7478ef9 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -337,7 +337,7 @@ static u32 get_vp_index(uuid_le *type_guid) return 0; } cur_cpu = (++next_vp % max_cpus); - return hv_context.vp_index[cur_cpu]; + return 0; } /* -- 1.7.4.1 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
