Re: [Xen-devel] [PATCH] xen/xenbus: Use 'void' instead of 'int' for the return of xenbus_switch_state()

[Chen Gang <gang.chen.5i5j@xxxxxxxxx>]

On 9/30/14 17:55, David Vrabel wrote:
> On 26/09/14 17:36, Chen Gang wrote:
>> When xenbus_switch_state() fails, it will call xenbus_switch_fatal()
>> internally, so need not return any status value, then use 'void' instead
>> of 'int' for xenbus_switch_state() and __xenbus_switch_state().
>>
>> Also need be sure that all callers which check the return value must let
>> 'err' be 0.
>>
>> And also need change the related comments for xenbus_switch_state().
> 
> Since this patch does not fix a bug and there is no unanimous agreement
> on the API change I'm not going to apply it (nor the previous version).
> 

OK, at least for me, it is no problems.

But I still recommend to improve it in the future, it is not a good idea
to let all related things remain in current condition (for me, at lease
need some related code comments for it).


Thanks.
-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed

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