Need the set correct permission for print-tgid option or tracing of
sched can't work on user build.
Change-Id: Ia88aabe58128b911afd78f01c27f7da884ed03f0
Signed-off-by: Carton He <carton.he@marvell.com>
This change adds init.rc steps to:
* allow kernel tracing to be enabled via adb
* allow a limited set of kernel trace events to be enabled via adb
* allow the kernel trace to be read via adb
* allow all users to write to the kernel trace from userland
Bug: 6513400
Change-Id: Ic3c189b5697aa5edf88d2f507c932971bed6caff