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authorK. Y. Srinivasan <kys@microsoft.com>2014-12-14 23:34:51 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-01-12 05:04:10 -0800
commit87712bf81dd092821c406ea3fb47a07222484a64 (patch)
tree9c88e241ed4b2b9ce37925cd58773db3827b3974 /drivers/hv/connection.c
parentca04455fba937eb2d85f437900cd1726166192e6 (diff)
Drivers: hv: vmbus: Use get_cpu() to get the current CPU
Replace calls for smp_processor_id() to get_cpu() to get the CPU ID of the current CPU. In these instances, there is no correctness issue with regards to preemption, we just need the current CPU ID. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv/connection.c')
-rw-r--r--drivers/hv/connection.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index e206619b946e..a63a795300b9 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -80,8 +80,10 @@ static int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo,
msg->interrupt_page = virt_to_phys(vmbus_connection.int_page);
msg->monitor_page1 = virt_to_phys(vmbus_connection.monitor_pages[0]);
msg->monitor_page2 = virt_to_phys(vmbus_connection.monitor_pages[1]);
- if (version == VERSION_WIN8_1)
- msg->target_vcpu = hv_context.vp_index[smp_processor_id()];
+ if (version == VERSION_WIN8_1) {
+ msg->target_vcpu = hv_context.vp_index[get_cpu()];
+ put_cpu();
+ }
/*
* Add to list before we send the request since we may