getpid function. Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
Signed-off-by: chao.an <anchao@xiaomi.com>
1. move the backtrace implement to sched 2. rename CONFIG_UNWINDER to CONFIG_SCHED_BACKTRACE Signed-off-by: chao.an <anchao@xiaomi.com>