def show_sched_features(options):
sched_feat_keys = readSymbol("sched_feat_keys")
sched_feat_names = readSymbol("sched_feat_names")
enable_str = crashcolor.get_color(crashcolor.BLUE) + "enabled"
disable_str = crashcolor.get_color(crashcolor.RED) + "disabled"
for i in range(0, len(sched_feat_keys)):
print("%-20s : %s" %
(sched_feat_names[i], enable_str
if sched_feat_keys[i].enabled.counter > 0 else disable_str))
crashcolor.set_color(crashcolor.RESET)
def show_manual_module_detail(options, module):
# Not using at the moment
syms = module.syms
num_syms = module.num_syms
num_gpl_syms = module.num_gpl_syms
# symtab and core_symtab are same
if member_offset("struct module", "core_kallsyms") >= 0:
symtab = module.core_kallsyms.symtab
num_symtab = module.core_kallsyms.num_symtab
else:
symtab = module.symtab
num_symtab = module.num_symtab
strtab = get_strtab_dict(options, module)
symtab_per_type = {}
for i in range(0, num_symtab):
symtab_type = symtab[i].st_info & 0xf
if symtab_type not in symtab_per_type:
symtab_dict = {}
symtab_per_type[symtab_type] = symtab_dict
else:
symtab_dict = symtab_per_type[symtab_type]
symtab_dict[strtab[symtab[i].st_name]] = symtab[i]
print()
print("=+" * 30)
reset_color = crashcolor.get_color(crashcolor.RESET)
for sym_type in symtab_per_type:
sym_type_str = get_sym_type_str(sym_type)
print("[[[ %s ]]]" % (sym_type_str))
symtab_dict = symtab_per_type[sym_type]
if sym_type_str == "FUNCTION":
sym_color = crashcolor.get_color(crashcolor.BLUE)
elif sym_type_str == "DATA":
sym_color = crashcolor.get_color(crashcolor.GREEN)
else:
sym_color = crashcolor.get_color(crashcolor.YELLOW)
for sym_name in symtab_dict:
sym_data = symtab_dict[sym_name]
print("0x%x (%s%s%s) for %d bytes" %
(sym_data.st_value, sym_color, sym_name, reset_color,
sym_data.st_size))
if options.show_contents or options.reverse_disasm:
show_symbol_detail(options, sym_type, sym_data)
print("--" * 30)
print()
def print_bt_search(bt_str, include_list):
reset_color = crashcolor.get_color(crashcolor.RESET)
reset_len = len(reset_color)
bt_str_list = bt_str.splitlines()
highlight_len_list = []
for hc_str in highlight_color_list:
highlight_len_list.append(len(hc_str))
highlight_max = len(highlight_color_list)
print("")
for line in bt_str_list:
idx = 0
for include_str in include_list:
pos = line.find(include_str)
highlight_color = highlight_color_list[idx]
highlight_len = highlight_len_list[idx]
while pos >= 0:
line = line[:pos] + highlight_color + line[pos:pos + len(include_str)] +\
reset_color + line[pos + len(include_str):]
pos = line.find(
include_str,
pos + len(include_str) + highlight_len + reset_len)
idx = idx + 1
if (idx >= highlight_max):
idx = 0
print(line)
def show_slabdetail(options):
result = exec_crash_command("kmem -S %s" % options.slabdetail)
result_lines = result.splitlines(True)
slab_list = {}
result_len = len(result_lines)
objsize = 0
content_count = {}
blue_color = crashcolor.get_color(crashcolor.BLUE)
red_color = crashcolor.get_color(crashcolor.RED)
reset_color = crashcolor.get_color(crashcolor.RESET)
print("CACHE OBJSIZE ALLOCATED TOTAL SLABS SSIZE NAME")
for i in range(1, result_len - 1):
if result_lines[i].startswith("kmem: "): # error message
continue
result_line = result_lines[i].split()
if objsize == 0:
objsize = int(result_line[1])
print(result_lines[i], end="")
if result_line[0].startswith("["):
content = exec_crash_command(
"rd 0x%s %d" %
(result_line[0][1:-1], objsize / sys_info.pointersize))
content_lines = content.splitlines(True)
for line in content_lines:
words = line.split()
output_string = words[0]
for cnt_pos in range(1, 3):
word = words[cnt_pos]
if word not in content_count:
content_count[word] = 1
else:
content_count[word] = content_count[word] + 1
if options.details == False:
continue
if content_count[word] > 10:
output_string = output_string + blue_color +\
" " + word + reset_color
elif content_count[word] > 20:
output_string = output_string + red_color +\
" " + word + reset_color
else:
output_string = output_string + " " + word
if len(words) > 3:
output_string = output_string + " " + line[
line.index(words[3]):]
print("\t%s" % output_string, end="")
sorted_content = sorted(content_count.items(),
key=operator.itemgetter(1),
reverse=True)
min_number = 10
print("\n\t%s%s%s" % (blue_color, "Mostly appeared contents", reset_color))
print("\t%s" % ("-" * 40))
for i in range(0, min(len(sorted_content) - 1, min_number)):
ascii_str = exec_crash_command("ascii %s" % sorted_content[i][0])
print("\t%s %5d %s" % (sorted_content[i][0], sorted_content[i][1],
ascii_str[ascii_str.index(":") + 2:]),
end="")
return result_str
def search_one_task(bt_str, include_list, exclude_list):
for exclude_str in exclude_list:
if exclude_str != '' and bt_str.find(exclude_str) >= 0:
return False
for include_str in include_list:
if include_str != '' and bt_str.find(include_str) >= 0:
return True
return False
highlight_color_list = [
crashcolor.get_color(crashcolor.LIGHTRED),
crashcolor.get_color(crashcolor.LIGHTBLUE),
crashcolor.get_color(crashcolor.LIGHTYELLOW),
crashcolor.get_color(crashcolor.LIGHTMAGENTA),
crashcolor.get_color(crashcolor.LIGHTCYAN),
]
def print_bt_search(bt_str, include_list):
reset_color = crashcolor.get_color(crashcolor.RESET)
reset_len = len(reset_color)
bt_str_list = bt_str.splitlines()
highlight_len_list = []
for hc_str in highlight_color_list:
highlight_len_list.append(len(hc_str))
highlight_max = len(highlight_color_list)