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From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Steven Rostedt <rostedt@goodmis.org>, Joe Perches <joe@perches.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Petr Mladek <pmladek@suse.com>,
	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
	linux-kernel@vger.kernel.org,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Pantelis Antoniou <pantelis.antoniou@konsulko.com>,
	Rob Herring <robh@kernel.org>,
	Grant Likely <grant.likely@arm.com>
Subject: Re: [PATCH v2 2/3] lib/vsprintf: Replace custom spec to print decimals with generic one
Date: Sat, 1 Aug 2020 10:42:15 +0900	[thread overview]
Message-ID: <20200801014215.GD796@jagdpanzerIV.localdomain> (raw)
In-Reply-To: <20200731164809.352f4b89@oasis.local.home>

On (20/07/31 16:48), Steven Rostedt wrote:
[..]
> > > -	static const struct printf_spec num_spec = {
> > > -		.flags = SMALL,
> > > -		.field_width = -1,
> > > -		.precision = -1,
> > > -		.base = 10,
> > > -	};
> > >  
> > >  	struct printf_spec str_spec = spec;
> > >  	str_spec.field_width = -1;
> > > @@ -2024,7 +2018,7 @@ char *device_node_string(char *buf, char *end, struct device_node *dn,
> > >  			str_spec.precision = precision;
> > >  			break;
> > >  		case 'p':	/* phandle */
> > > -			buf = number(buf, end, (unsigned int)dn->phandle, num_spec);
> > > +			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  
> > 
> > Could changing .precision = -1 to 0 change any output?
> > 
> 
> static const struct printf_spec default_dec_spec = {
> 	.base = 10,
> 	.precision = -1,
> };
> 
> 
> It's the field_width that changes from -1 to 0, which shouldn't cause
> any issue.

That's a good question, both .field_width and .precision are now zeroes,
and not -1. But it seems that this doesn't change anything in the end.

Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>

	-ss

  reply	other threads:[~2020-08-01  1:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-31 18:08 [PATCH v2 1/3] lib/vsprintf: Replace hidden BUILD_BUG_ON() with static_assert() Andy Shevchenko
2020-07-31 18:08 ` [PATCH v2 2/3] lib/vsprintf: Replace custom spec to print decimals with generic one Andy Shevchenko
2020-07-31 18:18   ` Andy Shevchenko
2020-07-31 18:20   ` Joe Perches
2020-07-31 20:48     ` Steven Rostedt
2020-08-01  1:42       ` Sergey Senozhatsky [this message]
2020-08-01  1:40   ` Sergey Senozhatsky
2020-07-31 18:08 ` [PATCH v2 3/3] lib/vsprintf: Force type of flags value for gfp_t Andy Shevchenko
2020-07-31 20:49   ` Steven Rostedt
2020-08-01  1:36     ` Sergey Senozhatsky
2020-08-01  1:39 ` [PATCH v2 1/3] lib/vsprintf: Replace hidden BUILD_BUG_ON() with static_assert() Sergey Senozhatsky
2020-08-01  4:46 ` Sergey Senozhatsky
2020-08-04  8:34   ` Petr Mladek

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