diff options
Diffstat (limited to 'scripts/gdb')
| -rw-r--r-- | scripts/gdb/linux/cpus.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/scripts/gdb/linux/cpus.py b/scripts/gdb/linux/cpus.py index e8d2a62ff119..255dc18cb9da 100644 --- a/scripts/gdb/linux/cpus.py +++ b/scripts/gdb/linux/cpus.py @@ -163,8 +163,14 @@ def get_current_task(cpu): task_ptr_type = task_type.get_type().pointer() if utils.is_target_arch("x86"): - var_ptr = gdb.parse_and_eval("&pcpu_hot.current_task") - return per_cpu(var_ptr, cpu).dereference() + if gdb.lookup_global_symbol("cpu_tasks"): + # This is a UML kernel, which stores the current task + # differently than other x86 sub architectures + var_ptr = gdb.parse_and_eval("(struct task_struct *)cpu_tasks[0].task") + return var_ptr.dereference() + else: + var_ptr = gdb.parse_and_eval("&pcpu_hot.current_task") + return per_cpu(var_ptr, cpu).dereference() elif utils.is_target_arch("aarch64"): current_task_addr = gdb.parse_and_eval("$SP_EL0") if (current_task_addr >> 63) != 0: |