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SubjectRe: [-mm patch] drivers/char/pc8736x_gpio.c: unexport a static struct
Adrian Bunk wrote:
> On Thu, Jul 13, 2006 at 10:48:00PM -0700, Andrew Morton wrote:
>> ...
>> Changes since 2.6.18-rc1-mm1:
>> ...
>> +gpio-rename-exported-vtables-to-better-match.patch
>> ...
>> Misc fixes and updates and cleanups.
>> ...
>
> A static struct mustn't be exported.

I don't agree with unexporting pc8736x_gpio_ops. If anything the struct should
be made global and kept exported (as _GPL perhaps). This lets other modules use
the pc8736x_gpio module in a semi-independent way. See my comments about the
scx200_gpio changes you submitted.

> Signed-off-by: Adrian Bunk <bunk@stusta.de>
>
> --- linux-2.6.18-rc1-mm2-full/drivers/char/pc8736x_gpio.c.old 2006-07-14 22:27:28.000000000 +0200
> +++ linux-2.6.18-rc1-mm2-full/drivers/char/pc8736x_gpio.c 2006-07-14 22:27:42.000000000 +0200
> @@ -215,19 +215,18 @@
> static struct nsc_gpio_ops pc8736x_gpio_ops = {
> .owner = THIS_MODULE,
> .gpio_config = pc8736x_gpio_configure,
> .gpio_dump = nsc_gpio_dump,
> .gpio_get = pc8736x_gpio_get,
> .gpio_set = pc8736x_gpio_set,
> .gpio_change = pc8736x_gpio_change,
> .gpio_current = pc8736x_gpio_current
> };
> -EXPORT_SYMBOL(pc8736x_gpio_ops);
>
> static int pc8736x_gpio_open(struct inode *inode, struct file *file)
> {
> unsigned m = iminor(inode);
> file->private_data = &pc8736x_gpio_ops;
>
> dev_dbg(&pdev->dev, "open %d\n", m);
>
> if (m >= PC8736X_GPIO_CT)

Chris

--
Chris Boot
bootc@bootc.net
http://www.bootc.net/
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