From: Joe Perches <joe@perches.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Petr Mladek <pmladek@suse.com>,
rafael@kernel.org, linux-kernel@vger.kernel.org,
Rob Herring <robh@kernel.org>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
devicetree@vger.kernel.org, linux-acpi@vger.kernel.org
Subject: Re: [PATCH v4 10/11] lib/vsprintf: Add %pfw conversion specifier for printing fwnode names
Date: Wed, 04 Sep 2019 08:39:42 -0700
Message-ID: <f62dd153a23bfbe580aee9e50d87c0ff59f4d0ec.camel@perches.com> (raw)
In-Reply-To: <20190904151759.GS2680@smile.fi.intel.com>
On Wed, 2019-09-04 at 18:17 +0300, Andy Shevchenko wrote:
> On Wed, Sep 04, 2019 at 06:04:13PM +0300, Sakari Ailus wrote:
> > On Tue, Sep 03, 2019 at 03:06:07PM +0200, Petr Mladek wrote:
> > > On Mon 2019-09-02 11:32:39, Sakari Ailus wrote:
> > > > Add support for %pfw conversion specifier (with "f" and "P" modifiers) to
> > > > support printing full path of the node, including its name ("f") and only
> > > > the node's name ("P") in the printk family of functions. The two flags
> > > > have equivalent functionality to existing %pOF with the same two modifiers
> > > > ("f" and "P") on OF based systems. The ability to do the same on ACPI
> > > > based systems is added by this patch.
> > > > --- a/scripts/checkpatch.pl
> > > > +++ b/scripts/checkpatch.pl
> > > > @@ -5995,7 +5995,8 @@ sub process {
> > > > while ($fmt =~ /(\%[\*\d\.]*p(\w))/g) {
> > > > $specifier = $1;
> > > > $extension = $2;
> > > > - if ($extension !~ /[SsBKRraEhMmIiUDdgVCbGNOxt]/) {
> > > > + if ($extension !~ /[SsBKRraEhMmIiUDdgVCbGNOxtf]/ ||
> > > > + $extension =~ /^f[^w]/) {
> > >
> > > This does not work. $extension seems to have only one character.
> >
> > Good catch. \w indeed matches a single letter; I'll change that to \w+ and
> > change the other uses accordingly.
>
> It's weird. \w stands for word matching. How can it match one letter only?
\w matches any single character classified as a “word” character (alphanumeric or “_”)
next prev parent reply index
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-02 8:32 [PATCH v4 00/11] Device property improvements, add %pfw format specifier Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 01/11] software node: Get reference to parent swnode in get_parent op Sakari Ailus
2019-09-02 10:10 ` Andy Shevchenko
2019-09-02 8:32 ` [PATCH v4 02/11] software node: Make argument to to_software_node const Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 03/11] device property: Move fwnode_get_parent() up Sakari Ailus
2019-09-02 10:11 ` Andy Shevchenko
2019-09-02 8:32 ` [PATCH v4 04/11] device property: Add functions for accessing node's parents Sakari Ailus
2019-09-02 10:14 ` Andy Shevchenko
2019-09-02 12:34 ` Sakari Ailus
2019-09-02 12:46 ` Andy Shevchenko
2019-09-02 8:32 ` [PATCH v4 05/11] device property: Add fwnode_get_name for returning the name of a node Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 06/11] device property: Add a function to obtain a node's prefix Sakari Ailus
2019-09-02 10:16 ` Andy Shevchenko
2019-09-02 8:32 ` [PATCH v4 07/11] lib/vsprintf: Remove support for %pF and %pf in favour of %pS and %ps Sakari Ailus
2019-09-02 14:39 ` Petr Mladek
2019-09-02 16:01 ` Andy Shevchenko
2019-09-03 14:04 ` Petr Mladek
2019-09-06 6:59 ` Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 08/11] lib/vsprintf: Make use of fwnode API to obtain node names and separators Sakari Ailus
2019-09-02 15:18 ` Petr Mladek
2019-09-02 15:41 ` Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 09/11] lib/vsprintf: OF nodes are first and foremost, struct device_nodes Sakari Ailus
2019-09-02 10:21 ` Andy Shevchenko
2019-09-02 8:32 ` [PATCH v4 10/11] lib/vsprintf: Add %pfw conversion specifier for printing fwnode names Sakari Ailus
2019-09-03 13:06 ` Petr Mladek
2019-09-04 15:04 ` Sakari Ailus
2019-09-04 15:17 ` Andy Shevchenko
2019-09-04 15:39 ` Joe Perches [this message]
2019-09-04 15:54 ` Andy Shevchenko
2019-09-04 15:37 ` Joe Perches
2019-09-04 16:09 ` Sakari Ailus
2019-09-02 8:32 ` [PATCH v4 11/11] lib/test_printf: Add tests for %pfw printk modifier Sakari Ailus
2019-09-02 12:26 ` Andy Shevchenko
2019-09-02 13:09 ` Sakari Ailus
2019-09-03 13:38 ` Petr Mladek
2019-09-04 14:03 ` Sakari Ailus
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