bhyve: nvme controller obey async event setting when reporting critical temperature

[wanpengqian_gmail.com]

Summary

async event report is controlled by async event configuration feature setting.
when reporting a critical temperature warning, check the async event configuration.

Test Plan

trigger a critical temperature event whether the on/off setting is effective.

[corvink]

usr.sbin/bhyve/pci_nvme.c

1761

[wanpengqian_gmail.com]

drop init value of report_crit

[wanpengqian_gmail.com]

address feedback

usr.sbin/bhyve/pci_nvme.c

1761

this init value will be overridden by the following statement. I think giving an init value to false is reasonable at first.

[corvink]

LGTM @manu

[manu]

In D37355#849624, @corvink wrote:

LGTM @manu

Approved.