Symbol: EXT4_FLAGS_EMERGENCY_RO
fs/ext4/ext4.h
2326
return test_bit(EXT4_FLAGS_EMERGENCY_RO, &EXT4_SB(sb)->s_ext4_flags);
fs/ext4/super.c
742
set_bit(EXT4_FLAGS_EMERGENCY_RO, &EXT4_SB(sb)->s_ext4_flags);