On Thu, 19 Oct 2006 17:26:51 +0200 Adrian Bunk wrote:
> On Wed, Oct 18, 2006 at 07:18:44PM -0400, Alan Cox wrote:
> > On Thu, Oct 19, 2006 at 12:15:20AM +0200, Adrian Bunk wrote:
> > > IOW, your patch does break existing setups since the change to
> > > module_param() requires prefixing with the module name (the ata_generic
> > > option with the same name is irrelevant)?
> > >
> > > Considering that drivers/ide/ is slowly approaching a RIP status,
> > > is such an incompatible change really required?
> > >
> > > I'd be more inclined to revert your patch.
> >
> > We shouldn't revert it - there is a real problem for some users whose
> > distro has it modular this fixed. We might want to honour both
>
> Agreed, patch below.
>
> cu
> Adrian
>
>
> <-- snip -->
>
>
> The change from __setup() to module_param_named() requires users to
> prefix the option with "generic.".
>
> This patch re-adds the __setup() additionally to the
> module_param_named().
>
> Usually it would make sense getting rid of such an obsolete __setup() at
> some time, but considering that drivers/ide/ is slowly approaching a RIP
> status it's already implicitely scheduled for removal.
>
> This patch fixes kernel Bugzilla #7353.
>
> Signed-off-by: Adrian Bunk <[email protected]>
>
> --- linux-2.6/drivers/ide/pci/generic.c.old 2006-10-19 16:35:15.000000000 +0200
> +++ linux-2.6/drivers/ide/pci/generic.c 2006-10-19 16:46:21.000000000 +0200
> @@ -40,6 +40,19 @@
>
> static int ide_generic_all; /* Set to claim all devices */
>
> +/*
> + * the module_param_named() was added for the modular case
> + * the __setup() is left as compatibility for existing setups
> + */
> +#ifndef MODULE
> +static int __init ide_generic_all_on(char *unused)
> +{
> + ide_generic_all = 1;
> + printk(KERN_INFO "IDE generic will claim all unknown PCI IDE storage controllers.");
> + return 1;
> +}
> +__setup("all-generic-ide", ide_generic_all_on);
> +#endif
> module_param_named(all_generic_ide, ide_generic_all, bool, 0444);
> MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE storage controllers.");
Missing update to Documentation/kernel-parameters.txt ?
(maybe it's been missing forever?)
---
~Randy
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