linux-kernel - Re: [PATCH] NFS: Less function calls in show

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Date:   Wed, 3 Jul 2019 10:48:26 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Julia Lawall <julia.lawall@...6.fr>, linux-nfs@...r.kernel.org
Cc:     Anna Schumaker <anna.schumaker@...app.com>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] NFS: Less function calls in show_pnfs()

>> +++ b/fs/nfs/super.c
>> @@ -749,11 +749,10 @@ static void show_sessions(struct seq_file *m, struct nfs_server *server) {}
>>  #ifdef CONFIG_NFS_V4_1
>>  static void show_pnfs(struct seq_file *m, struct nfs_server *server)
>>  {
>> -	seq_printf(m, ",pnfs=");
>> -	if (server->pnfs_curr_ld)
>> -		seq_printf(m, "%s", server->pnfs_curr_ld->name);
>> -	else
>> -		seq_printf(m, "not configured");
>> +	seq_printf(m, ",pnfs=%s",
>> +		   server->pnfs_curr_ld
>> +		   ? server->pnfs_curr_ld->name
>> +		   : "not configured");
>
> Unreadable.

* Do you find any other source code formatting more readable
  for the usage of the ternary operator?

* How do you think about the general software transformation possibility
  (at this place)?

Regards,
Markus