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Diffstat (limited to 'arch/x86/hyperv/hv_init.c')
-rw-r--r--arch/x86/hyperv/hv_init.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 94d52c5cf255..9af4f8a57f36 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -571,33 +571,6 @@ void hyperv_report_panic(struct pt_regs *regs, long err, bool in_die)
}
EXPORT_SYMBOL_GPL(hyperv_report_panic);
-/**
- * hyperv_report_panic_msg - report panic message to Hyper-V
- * @pa: physical address of the panic page containing the message
- * @size: size of the message in the page
- */
-void hyperv_report_panic_msg(phys_addr_t pa, size_t size)
-{
- /*
- * P3 to contain the physical address of the panic page & P4 to
- * contain the size of the panic data in that page. Rest of the
- * registers are no-op when the NOTIFY_MSG flag is set.
- */
- wrmsrl(HV_X64_MSR_CRASH_P0, 0);
- wrmsrl(HV_X64_MSR_CRASH_P1, 0);
- wrmsrl(HV_X64_MSR_CRASH_P2, 0);
- wrmsrl(HV_X64_MSR_CRASH_P3, pa);
- wrmsrl(HV_X64_MSR_CRASH_P4, size);
-
- /*
- * Let Hyper-V know there is crash data available along with
- * the panic message.
- */
- wrmsrl(HV_X64_MSR_CRASH_CTL,
- (HV_CRASH_CTL_CRASH_NOTIFY | HV_CRASH_CTL_CRASH_NOTIFY_MSG));
-}
-EXPORT_SYMBOL_GPL(hyperv_report_panic_msg);
-
bool hv_is_hyperv_initialized(void)
{
union hv_x64_msr_hypercall_contents hypercall_msr;