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authorSunil Muthuswamy <sunilmut@microsoft.com>2018-07-28 23:58:47 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-29 08:09:56 +0200
commit9d9c9656871cd9fc1d03a2b4f47a278d54c6d03d (patch)
treea6048c32f581e022c461ff470b5800a518149cd4 /drivers/hv
parentDrivers: hv: vmbus: Fix the issue with freeing up hv_ctl_table_hdr (diff)
downloadlinux-9d9c9656871cd9fc1d03a2b4f47a278d54c6d03d.tar.xz
linux-9d9c9656871cd9fc1d03a2b4f47a278d54c6d03d.zip
Drivers: hv: vmbus: Get rid of MSR access from vmbus_drv.c
Get rid of ISA specific code from vmus_drv.c which is common code. Fixes: 81b18bce48af ("Drivers: HV: Send one page worth of kmsg dump over Hyper-V during panic") Signed-off-by: Sunil Muthuswamy <sunilmut@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/vmbus_drv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 5e946b1be54c..db145e1a7049 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -1146,7 +1146,7 @@ static int vmbus_bus_init(void)
* Register for panic kmsg callback only if the right
* capability is supported by the hypervisor.
*/
- rdmsrl(HV_X64_MSR_CRASH_CTL, hyperv_crash_ctl);
+ hv_get_crash_ctl(hyperv_crash_ctl);
if (hyperv_crash_ctl & HV_CRASH_CTL_CRASH_NOTIFY_MSG) {
hv_panic_page = (void *)get_zeroed_page(GFP_KERNEL);
if (hv_panic_page) {