diff options
| author | K. Y. Srinivasan <kys@microsoft.com> | 2017-01-19 21:51:48 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-20 16:48:03 +0300 |
| commit | d058fa7e98ff01a4b4750a2210fc19906db3cbe1 (patch) | |
| tree | 2050b48f9bcbcbf3df9526e02afbbee45d53ab22 /drivers/hv/vmbus_drv.c | |
| parent | 8de8af7e0873c4fdac2205327dff922819e16657 (diff) | |
| download | linux-d058fa7e98ff01a4b4750a2210fc19906db3cbe1.tar.xz | |
Drivers: hv: vmbus: Move the crash notification function
As part of the effort to separate out architecture specific code, move the
crash notification function.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv/vmbus_drv.c')
| -rw-r--r-- | drivers/hv/vmbus_drv.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 565bdd16134a..8e81346114d4 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -56,31 +56,6 @@ static struct completion probe_event; static int hyperv_cpuhp_online; -static void hyperv_report_panic(struct pt_regs *regs) -{ - static bool panic_reported; - - /* - * We prefer to report panic on 'die' chain as we have proper - * registers to report, but if we miss it (e.g. on BUG()) we need - * to report it on 'panic'. - */ - if (panic_reported) - return; - panic_reported = true; - - wrmsrl(HV_X64_MSR_CRASH_P0, regs->ip); - wrmsrl(HV_X64_MSR_CRASH_P1, regs->ax); - wrmsrl(HV_X64_MSR_CRASH_P2, regs->bx); - wrmsrl(HV_X64_MSR_CRASH_P3, regs->cx); - wrmsrl(HV_X64_MSR_CRASH_P4, regs->dx); - - /* - * Let Hyper-V know there is crash data available - */ - wrmsrl(HV_X64_MSR_CRASH_CTL, HV_CRASH_CTL_CRASH_NOTIFY); -} - static int hyperv_panic_event(struct notifier_block *nb, unsigned long val, void *args) { |