Kernel changes the signal callback function parameter from "sigifno" to "kernel_siginfo" on kernel-5.4 change: ae7795bc6187 signal: Distinguish between kernel_siginfo and siginfo Change-Id: If120a520bc949b354855f804fcfb3fca97224f47 Reviewed-on: https://gerrit.mot.com/1828677 SLTApproved: Slta Waiver SME-Granted: SME Approvals Granted Tested-by: Jira Key Reviewed-by: Huosheng Liao <liaohs@motorola.com> Submit-Approved: Jira Key