4.19.* 模块编译问题

[samabl]

CC [M] /home/zyx/op_kernel/drivers/kernel_hack/memory.o
CC [M] /home/zyx/op_kernel/drivers/kernel_hack/process.o
CC [M] /home/zyx/op_kernel/drivers/kernel_hack/entry.o
LD [M] /home/zyx/op_kernel/drivers/kernel_hack/qaq.o
Building modules, stage 2.
MODPOST 1 modules
WARNING: "valid_phys_addr_range" [/home/zyx/op_kernel/drivers/kernel_hack/qaq.ko] undefined!
CC /home/zyx/op_kernel/drivers/kernel_hack/qaq.mod.o
LD [M] /home/zyx/op_kernel/drivers/kernel_hack/qaq.ko
make[1]: 离开目录“/home/zyx/op_kernel/out”

这个warning应该怎么解决？

Same problem 😥 any solution ?
我有同样的问题！有什么解决办法吗？