linux-kernel - Re: pci: struct device - replace bus_id with dev_name(), dev_set

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Message-Id: <200811121256.52644.jbarnes@virtuousgeek.org>
Date:	Wed, 12 Nov 2008 12:56:52 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	"linux-kernel" <linux-kernel@...r.kernel.org>,
	Greg KH <greg@...ah.com>
Subject: Re: pci: struct device - replace bus_id with dev_name(), dev_set_name()

On Wednesday, October 29, 2008 6:17 pm Kay Sievers wrote:
> This patch is part of a larger patch series which will remove
> the "char bus_id[20]" name string from struct device. The device
> name is managed in the kobject anyway, and without any size
> limitation, and just needlessly copied into "struct device".
>
> To set and read the device name dev_name(dev) and dev_set_name(dev)
> must be used. If your code uses static kobjects, which it shouldn't
> do, "const char *init_name" can be used to statically provide the
> name the registered device should have. At registration time, the
> init_name field is cleared, to enforce the use of dev_name(dev) to
> access the device name at a later time.
>
> We need to get rid of all occurrences of bus_id in the entire tree
> to be able to enable the new interface. Please apply this patch,
> and possibly convert any remaining remaining occurrences of bus_id.
>
> We want to submit a patch to -next, which will remove bus_id from
> "struct device", to find the remaining pieces to convert, and finally
> switch over to the new api, which will remove the 20 bytes array
> and does no longer have a size limitation.

Applied to linux-next, thanks.

Jesse
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