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-rw-r--r--scripts/gdb/linux/cpus.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/scripts/gdb/linux/cpus.py b/scripts/gdb/linux/cpus.py
index 008e62f3190d..f382762509d3 100644
--- a/scripts/gdb/linux/cpus.py
+++ b/scripts/gdb/linux/cpus.py
@@ -156,6 +156,13 @@ Note that VAR has to be quoted as string."""
PerCpu()
+def get_current_task(cpu):
+ if utils.is_target_arch("x86"):
+ var_ptr = gdb.parse_and_eval("&current_task")
+ return per_cpu(var_ptr, cpu).dereference()
+ else:
+ raise gdb.GdbError("Sorry, obtaining the current task is not yet "
+ "supported with this arch")
class LxCurrentFunc(gdb.Function):
"""Return current task.
@@ -167,8 +174,7 @@ number. If CPU is omitted, the CPU of the current context is used."""
super(LxCurrentFunc, self).__init__("lx_current")
def invoke(self, cpu=-1):
- var_ptr = gdb.parse_and_eval("&current_task")
- return per_cpu(var_ptr, cpu).dereference()
+ return get_current_task(cpu)
LxCurrentFunc()