Re: [PATCH v3 0/6] Several changes for the UPIU trace

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On Mon, 2020-12-14 at 23:37 +0100, Bean Huo wrote:
> > And another log generated sometime during 2021 after your change is
> > merged:
> > "send" <request upiu>
> > "complete" < ****response upiu ****>
> > 
> > The current parser won't be able to differentiate between those
> > logs.
> > Just change the prefix strings to be "send_req" and "complete_rsp",
> > or something,
> > so the parsing tools that support the new format will be able to
> > differentiate it from the old one.
> 
> Avri,
> I still don't understand, this change doesn't break you current
> parser.
> if you still trace "send", "complete", "CDB", "query_send/complte",
> they are still there, doesn't change. I suggest you just run on your
> system. see if there is conflict.
> 
> Regarding your suggestion:
> This is not problem now, we just change this definition.
> 
> do you mean just "send" and "complete" or all?
> 
> #define
> UFS_CMD_TRACE_STRINGS                                  
> \              
>           
>         EM(UFS_CMD_SEND,        "send_req")                        
> \  
>                                   
>         EM(UFS_CMD_COMP,        "complete_rsp")                    
> \  
> 
> below also need add "req" and "rsp"?
> 
>                                   
>         EM(UFS_DEV_COMP,        "dev_complete_rsp")                
> \  
>                                   
>         EM(UFS_QUERY_SEND,      "query_send")                  
> \      
>                               
>         EM(UFS_QUERY_COMP,      "query_complete")              
> \      
>                               
>         EM(UFS_QUERY_ERR,       "query_complete_err")          
> \      
>                               
>         EM(UFS_TM_SEND,         "tm_send")                     
> \      
>                               
>         EM(UFS_TM_COMP,         "tm_complete")                 
> \      
>                               
>         EM(UFS_TM_ERR,          "tm_complete_err") 


Hi Avri

I am waiting for your answer. How can I change these strings to back-
compatible with your tool? Tt seems only you use these strings.

Thanks,
Bean




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