def next(self):
t = self.curr_task
if not t or t == self.curr_group:
self.curr_group = \
utils.container_of(self.curr_group['tasks']['next'],
self.task_ptr_type, "tasks")
if self.curr_group == self.init_task.address:
raise StopIteration
t = self.curr_task = self.curr_group
else:
self.curr_task = \
utils.container_of(t['thread_group']['next'],
self.task_ptr_type, "thread_group")
return t
def print_timer(rb_node, idx):
timerqueue = utils.container_of(rb_node, timerqueue_node_type.pointer(),
"node")
timer = utils.container_of(timerqueue, hrtimer_type.pointer(), "node")
function = str(timer['function']).split(" ")[1].strip("<>")
softexpires = timer['_softexpires']
expires = timer['node']['expires']
now = ktime_get()
text = " #{}: <{}>, {}, ".format(idx, timer, function)
text += "S:{:02x}\n".format(int(timer['state']))
text += " # expires at {}-{} nsecs [in {} to {} nsecs]\n".format(
softexpires, expires, softexpires - now, expires - now)
return text
def print_timer(rb_node, idx):
timerqueue = utils.container_of(rb_node, timerqueue_node_type.pointer(),
"node")
timer = utils.container_of(timerqueue, hrtimer_type.pointer(), "node")
function = str(timer['function']).split(" ")[1].strip("<>")
softexpires = timer['_softexpires']
expires = timer['node']['expires']
now = ktime_get()
text = " #{}: <{}>, {}, ".format(idx, timer, function)
text += "S:{:02x}\n".format(int(timer['state']))
text += " # expires at {}-{} nsecs [in {} to {} nsecs]\n".format(
softexpires, expires, softexpires - now, expires - now)
return text
def invoke(self, arg, from_tty):
gdb.write(
"Address{0} Module Size Used by\n".format(
" " if utils.get_long_type().sizeof == 8 else ""))
for module in module_list():
ref = 0
module_refptr = module['refptr']
for cpu in cpus.cpu_list("cpu_possible_mask"):
refptr = cpus.per_cpu(module_refptr, cpu)
ref += refptr['incs']
ref -= refptr['decs']
gdb.write("{address} {name:<19} {size:>8} {ref}".format(
address=str(module['module_core']).split()[0],
name=module['name'].string(),
size=str(module['core_size']),
ref=str(ref)))
source_list = module['source_list']
t = self._module_use_type.get_type().pointer()
entry = source_list['next']
first = True
while entry != source_list.address:
use = utils.container_of(entry, t, "source_list")
gdb.write("{separator}{name}".format(
separator=" " if first else ",",
name=use['source']['name'].string()))
first = False
entry = entry['next']
gdb.write("\n")
def invoke(self, arg, from_tty):
gdb.write(
"Address{0} Module Size Used by\n".format(
" " if utils.get_long_type().sizeof == 8 else ""))
for module in module_list():
layout = module['core_layout']
gdb.write("{address} {name:<19} {size:>8} {ref}".format(
address=str(layout['base']).split()[0],
name=module['name'].string(),
size=str(layout['size']),
ref=str(module['refcnt']['counter'])))
source_list = module['source_list']
t = self._module_use_type.get_type().pointer()
entry = source_list['next']
first = True
while entry != source_list.address:
use = utils.container_of(entry, t, "source_list")
gdb.write("{separator}{name}".format(
separator=" " if first else ",",
name=use['source']['name'].string()))
first = False
entry = entry['next']
gdb.write("\n")
def next(self):
entry = self.curr_entry
if entry != self.end_of_list:
self.curr_entry = entry['next']
return utils.container_of(entry, self.module_ptr_type, "list")
else:
raise StopIteration
def invoke(self, arg, from_tty):
gdb.write(
"Address{0} Module Size Used by\n".format(
" " if utils.get_long_type().sizeof == 8 else ""))
for module in module_list():
ref = 0
module_refptr = module['refptr']
for cpu in cpus.cpu_list("cpu_possible_mask"):
refptr = cpus.per_cpu(module_refptr, cpu)
ref += refptr['incs']
ref -= refptr['decs']
gdb.write("{address} {name:<19} {size:>8} {ref}".format(
address=str(module['module_core']).split()[0],
name=module['name'].string(),
size=str(module['core_size']),
ref=str(ref)))
source_list = module['source_list']
t = self._module_use_type.get_type().pointer()
entry = source_list['next']
first = True
while entry != source_list.address:
use = utils.container_of(entry, t, "source_list")
gdb.write("{separator}{name}".format(
separator=" " if first else ",",
name=use['source']['name'].string()))
first = False
entry = entry['next']
gdb.write("\n")
def invoke(self, arg, from_tty):
gdb.write(
"Address{0} Module Size Used by\n".format(
" " if utils.get_long_type().sizeof == 8 else ""))
for module in module_list():
layout = module['core_layout']
gdb.write("{address} {name:<19} {size:>8} {ref}".format(
address=str(layout['base']).split()[0],
name=module['name'].string(),
size=str(layout['size']),
ref=str(module['refcnt']['counter'])))
source_list = module['source_list']
t = self._module_use_type.get_type().pointer()
entry = source_list['next']
first = True
while entry != source_list.address:
use = utils.container_of(entry, t, "source_list")
gdb.write("{separator}{name}".format(
separator=" " if first else ",",
name=use['source']['name'].string()))
first = False
entry = entry['next']
gdb.write("\n")
def task_lists():
task_ptr_type = task_type.get_type().pointer()
init_task = gdb.parse_and_eval("init_task").address
t = g = init_task
while True:
while True:
yield t
t = utils.container_of(t['thread_group']['next'], task_ptr_type,
"thread_group")
if t == g:
break
t = g = utils.container_of(g['tasks']['next'], task_ptr_type, "tasks")
if t == init_task:
return
def task_lists():
task_ptr_type = task_type.get_type().pointer()
init_task = gdb.parse_and_eval("init_task").address
t = g = init_task
while True:
while True:
yield t
t = utils.container_of(t['thread_group']['next'],
task_ptr_type, "thread_group")
if t == g:
break
t = g = utils.container_of(g['tasks']['next'],
task_ptr_type, "tasks")
if t == init_task:
return
def module_list():
global module_type
module_ptr_type = module_type.get_type().pointer()
modules = gdb.parse_and_eval("modules")
entry = modules['next']
end_of_list = modules.address
while entry != end_of_list:
yield utils.container_of(entry, module_ptr_type, "list")
entry = entry['next']
def mm_lists():
mm_ptr_type = mm_type.get_type().pointer()
init_mm = gdb.parse_and_eval("init_mm").address
mm = init_mm
while True:
yield mm
mm = container_of(mm['mmlist']['next'], mm_ptr_type, "mmlist")
if mm == init_mm:
return
def module_list():
global module_type
module_ptr_type = module_type.get_type().pointer()
modules = gdb.parse_and_eval("modules")
entry = modules['next']
end_of_list = modules.address
while entry != end_of_list:
yield utils.container_of(entry, module_ptr_type, "list")
entry = entry['next']
def hlist_for_each_entry(head, gdbtype, member):
for node in hlist_for_each(head):
yield utils.container_of(node, gdbtype, member)
def device_for_each_child(dev):
for kn in klist_for_each(dev['p']['klist_children']):
dp = container_of(kn, device_private_type.get_type().pointer(), 'knode_parent')
yield dp['device']
def hlist_for_each_entry(head, gdbtype, member):
for node in hlist_for_each(head):
yield utils.container_of(node, gdbtype, member)
def class_for_each_device(cls):
for kn in klist_for_each(cls['p']['klist_devices']):
dp = container_of(kn, device_private_type.get_type().pointer(), 'knode_class')
yield dp['device']
def list_for_each_entry(head, gdbtype, member):
for node in list_for_each(head):
if node.type != list_head.get_type().pointer():
raise TypeError("Type {} found. Expected struct list_head *."
.format(node.type))
yield utils.container_of(node, gdbtype, member)
def for_each_class():
for kobj in kset_for_each_object(gdb.parse_and_eval('class_kset')):
subsys = container_of(kobj, kset_type.get_type().pointer(), 'kobj')
subsys_priv = container_of(subsys, subsys_private_type.get_type().pointer(), 'subsys')
yield subsys_priv['class']
