Add a common method to format backtrace to buffer, so it can be used by both mm, fs and other possoble modules.
Signed-off-by: fangpeina <fangpeina@xiaomi.com>
Before directly use sched_backtrace() with SCHED_BACKTRACE disable will
lead compile error, this commit avoid this problem by define
sched_backtrace to 0 when CONFIG_SCHED_BACKTRACE not enable.
Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
beacause _SCHED_GETTID is in nuttx/sched.h, when use dump_stack()
compile error log:
unqlite.c:51256: undefined reference to `_SCHED_GETTID'
Signed-off-by: wangbowen6 <wangbowen6@xiaomi.com>
NuttX kernel should not use the syscall functions, especially after
enabling CONFIG_SCHED_INSTRUMENTATION_SYSCALL, all system functions
will be traced to backend, which will impact system performance.
Signed-off-by: chao an <anchao@xiaomi.com>
since the unwinder not only work with arm but also other arch(e.g. riscv)
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I56cc54f2c99560c858362ab2dfba524097385716
fangpeina