Re: [PATCH net-next v3 09/18] net/smc: introduce SMC-D loopback device

[Wen Gu <guwen@linux.alibaba.com>]

On 2023/9/22 07:32, Wenjia Zhang wrote:
> 
> 

<..>

>> +
>> +#ifndef _SMC_LOOPBACK_H
>> +#define _SMC_LOOPBACK_H
>> +
>> +#include <linux/device.h>
>> +#include <linux/err.h>
>> +#include <net/smc.h>
>> +
>> +#define SMC_LODEV_MAX_DMBS 5000
>> +
>> +struct smc_lo_dev {
>> +    struct smcd_dev *smcd;
>> +    struct device dev;
>> +};
>> +
> I'm just wondering why don't use pointer for dev?
> 

The 'struct device' is a generic structure embeded, used to associate a Linux device
with a specific device. So I think variable for dev here is OK. See also struct ism_dev.

Thanks.

>> +int smc_loopback_init(void);
>> +void smc_loopback_exit(void);
>> +
>> +#endif /* _SMC_LOOPBACK_H */