tree d6391f61746f1a9dc3791a8c1506098cbd9b1502
parent 19eb362e5552b9afa0b7011479aa008451f16170
author Huang Yiwei <quic_hyiwei@quicinc.com> 1705305479 +0800
committer Treehugger Robot <android-test-infra-autosubmit@system.gserviceaccount.com> 1733985362 -0800

ANDROID: arm64: stacktrace: Export arch_stack_walk symbol

The current dump_backtrace() will directly dump stack info to kernel
log, but in some cases, we need to save stack info in reserved buffer
to keep it clean and avoid being overwritten. Export arch_stack_walk
symbol to allow vendor modules to dump stack with customized function
to redirect and format the output.

Bug: 320201516
Change-Id: If883ba689724a8f1850d6cc925e06593be7884ed
Signed-off-by: Huang Yiwei <quic_hyiwei@quicinc.com>
Signed-off-by: Unnathi Chalicheemala <quic_uchalich@quicinc.com>