Re: Discourage duplicate symbols in the kernel? [Was: Intel I/O Acc...]

From: Chris Leech
Date: Mon Mar 06 2006 - 14:53:58 EST


On 3/5/06, Andrew Morton <akpm@xxxxxxxx> wrote:
> Sam Ravnborg <sam@xxxxxxxxxxxx> wrote:
> >
> > On Sun, Mar 05, 2006 at 12:09:33AM -0800, Andrew Morton wrote:
> > > > +
> > > > +static inline u8 read_reg8(struct cb_device *device, unsigned int offset)
> > > > +{
> > > > + return readb(device->reg_base + offset);
> > > > +}
> > >
> > > These are fairly generic-sounding names. In fact the as-yet-unmerged tiacx
> > > wireless driver is already using these, privately to
> > > drivers/net/wireless/tiacx/pci.c.
> >
> > Do we in general discourage duplicate symbols even if they are static?
>
> Well, it's a bit irritating that it confuses ctags. But in this case, one
> set is in a header file so the risk of collisions is much-increased.

They're in a header file that's specific to a single driver, so I
don't see where a conflict would occur. But I didn't think about
ctags, and these can easily be prefixed so I'll go ahead and change
them.

- Chris
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