Commit 5fbebb2d authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman
Browse files

Drivers: hv: Capture the host build information



Capture the host build information so it can be presented along with the
negotiated vmbus version information.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c2b8e520
......@@ -40,6 +40,11 @@ struct hv_context hv_context = {
/*
* query_hypervisor_info - Get version info of the windows hypervisor
*/
unsigned int host_info_eax;
unsigned int host_info_ebx;
unsigned int host_info_ecx;
unsigned int host_info_edx;
static int query_hypervisor_info(void)
{
unsigned int eax;
......@@ -76,6 +81,10 @@ static int query_hypervisor_info(void)
ecx,
edx >> 24,
edx & 0xFFFFFF);
host_info_eax = eax;
host_info_ebx = ebx;
host_info_ecx = ecx;
host_info_edx = edx;
}
return max_leaf;
}
......
......@@ -531,6 +531,13 @@ extern void hv_synic_init(void *irqarg);
extern void hv_synic_cleanup(void *arg);
/*
* Host version information.
*/
extern unsigned int host_info_eax;
extern unsigned int host_info_ebx;
extern unsigned int host_info_ecx;
extern unsigned int host_info_edx;
/* Interface */
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment