lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20250627165232.0b3dc935@bootlin.com>
Date: Fri, 27 Jun 2025 16:52:32 +0200
From: Herve Codina <herve.codina@...tlin.com>
To: Rob Herring <robh@...nel.org>
Cc: Andrew Lunn <andrew@...n.ch>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, "Rafael J. Wysocki" <rafael@...nel.org>,
 Danilo Krummrich <dakr@...nel.org>, Shawn Guo <shawnguo@...nel.org>, Sascha
 Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team
 <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, Michael
 Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Andi
 Shyti <andi.shyti@...nel.org>, Wolfram Sang
 <wsa+renesas@...g-engineering.com>, Peter Rosin <peda@...ntia.se>, Derek
 Kiernan <derek.kiernan@....com>, Dragan Cvetic <dragan.cvetic@....com>,
 Arnd Bergmann <arnd@...db.de>, Saravana Kannan <saravanak@...gle.com>,
 Bjorn Helgaas <bhelgaas@...gle.com>, Mark Brown <broonie@...nel.org>, Len
 Brown <lenb@...nel.org>, Andy Shevchenko
 <andriy.shevchenko@...ux.intel.com>, Daniel Scally <djrscally@...il.com>,
 Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Sakari Ailus
 <sakari.ailus@...ux.intel.com>, Wolfram Sang <wsa@...nel.org>, Geert
 Uytterhoeven <geert+renesas@...der.be>, Davidlohr Bueso
 <dave@...olabs.net>, Dave Jiang <dave.jiang@...el.com>, Alison Schofield
 <alison.schofield@...el.com>, Vishal Verma <vishal.l.verma@...el.com>, Ira
 Weiny <ira.weiny@...el.com>, Dan Williams <dan.j.williams@...el.com>,
 linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
 linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
 linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
 linux-pci@...r.kernel.org, linux-spi@...r.kernel.org,
 linux-acpi@...r.kernel.org, linux-cxl@...r.kernel.org, Allan Nielsen
 <allan.nielsen@...rochip.com>, Horatiu Vultur
 <horatiu.vultur@...rochip.com>, Steen Hegelund
 <steen.hegelund@...rochip.com>, Luca Ceresoli <luca.ceresoli@...tlin.com>,
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v3 02/28] driver core: Rename get_dev_from_fwnode()
 wrapper to get_device_from_fwnode()

Hi Rob,

On Fri, 27 Jun 2025 09:18:46 -0500
Rob Herring <robh@...nel.org> wrote:

> On Fri, Jun 13, 2025 at 03:47:42PM +0200, Herve Codina wrote:
> > get_dev_from_fwnode() calls get_device() and so it acquires a reference
> > on the device returned.
> > 
> > In order to be more obvious that this wrapper is a get_device() variant,
> > rename it to get_device_from_fwnode().
> > 
> > Suggested-by: Mark Brown <broonie@...nel.org>
> > Link: https://lore.kernel.org/lkml/CAGETcx97QjnjVR8Z5g0ndLHpK96hLd4aYSV=iEkKPNbNOccYmA@mail.gmail.com/
> > Signed-off-by: Herve Codina <herve.codina@...tlin.com>
> > Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > Reviewed-by: Saravana Kannan <saravanak@...gle.com>
> > Reviewed-by: Luca Ceresoli <luca.ceresoli@...tlin.com>
> > ---
> >  drivers/base/core.c | 14 +++++++-------
> >  1 file changed, 7 insertions(+), 7 deletions(-)
> > 
> > diff --git a/drivers/base/core.c b/drivers/base/core.c
> > index cbc0099d8ef2..36ccee91ba9a 100644
> > --- a/drivers/base/core.c
> > +++ b/drivers/base/core.c
> > @@ -1881,7 +1881,7 @@ static void fw_devlink_unblock_consumers(struct device *dev)
> >  	device_links_write_unlock();
> >  }
> >  
> > -#define get_dev_from_fwnode(fwnode)	get_device((fwnode)->dev)
> > +#define get_device_from_fwnode(fwnode)	get_device((fwnode)->dev)  
> 
> In patch 3, you add the same define. Is there some reason to not move it 
> to a header?
> 

In this patch (patch 2), I rename the define. In patch 3, I move the define in
an other place in the same file (core.c) in order to have it available for the
function added (also in patch 3).

I don't think we need to move it to a header.

Best regards,
Hervé

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ