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Message-ID: <20150129224712.GA23888@mohammed-Inspiron-3537>
Date: Fri, 30 Jan 2015 00:47:12 +0200
From: Heba Aamer <heba93aamer@...il.com>
To: Joe Perches <joe@...ches.com>
Cc: devel@...verdev.osuosl.org, oleg.drokin@...el.com,
andreas.dilger@...el.com, gregkh@...uxfoundation.org,
gdonald@...il.com, dmitry.eremin@...el.com, brilliantov@...ox.ru,
tristan@...ong.xyz, HPDD-discuss@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: lustre: lustre: osc: fix Prefer seq_puts to
seq_printf
On Wed, Jan 28, 2015 at 05:56:07PM -0800, Joe Perches wrote:
> On Wed, 2015-01-28 at 16:05 +0200, Heba Aamer wrote:
> > This patch fixes the following checkpatch.pl warning:
> > Prefer seq_puts to seq_printf
>
> checkpatch is pretty stupid.
> Please don't just do what it says.
I checked checkpatch script and I found it only searches
for a % in order not to give that warning, and it does not
consider its escaping case %%.
>
> Look further and see what else can be improved.
I will make a new patch modifying all the seq_printf statements
in that file soon.
Regards,
Heba Aamer
>
> > diff --git a/drivers/staging/lustre/lustre/osc/lproc_osc.c b/drivers/staging/lustre/lustre/osc/lproc_osc.c
> []
> > @@ -364,7 +364,7 @@ static int osc_checksum_type_seq_show(struct seq_file *m, void *v)
> > else
> > seq_printf(m, "%s ", cksum_name[i]);
> > }
> > - seq_printf(m, "\n");
> > + seq_puts(m, "\n");
>
> This could be seq_putc
>
> > @@ -601,7 +601,7 @@ static int osc_rpc_stats_seq_show(struct seq_file *seq, void *v)
> > seq_printf(seq, "pending read pages: %d\n",
> > atomic_read(&cli->cl_pending_r_pages));
> >
> > - seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
> > + seq_puts(seq, "\n\t\t\tread\t\t\twrite\n");
> > seq_printf(seq, "pages per rpc rpcs %% cum %% |");
> > seq_printf(seq, " rpcs %% cum %%\n");
>
> The seq_printf uses with %% could also be seq_puts
>
> > @@ -624,7 +624,7 @@ static int osc_rpc_stats_seq_show(struct seq_file *seq, void *v)
> > break;
> > }
> >
> > - seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
> > + seq_puts(seq, "\n\t\t\tread\t\t\twrite\n");
> > seq_printf(seq, "rpcs in flight rpcs %% cum %% |");
> > seq_printf(seq, " rpcs %% cum %%\n");
>
> seq_puts here too
>
> > @@ -647,7 +647,7 @@ static int osc_rpc_stats_seq_show(struct seq_file *seq, void *v)
> > break;
> > }
> >
> > - seq_printf(seq, "\n\t\t\tread\t\t\twrite\n");
> > + seq_puts(seq, "\n\t\t\tread\t\t\twrite\n");
> > seq_printf(seq, "offset rpcs %% cum %% |");
> > seq_printf(seq, " rpcs %% cum %%\n");
> >
>
> and here
>
>
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