Re: [RFC][PATCH] module: allow multiple calls toMODULE_DEVICE_TABLE() per module

From: Dmitry Torokhov
Date: Mon Jan 27 2014 - 20:29:56 EST


On Mon, Jan 27, 2014 at 11:54:22AM -0800, Greg Kroah-Hartman wrote:
> On Mon, Jan 27, 2014 at 08:09:55PM +0100, Tom Gundersen wrote:
> > Commit 78551277e4df5: "Input: i8042 - add PNP modaliases" had a bug, where the
> > second call to MODULE_DEVICE_TABLE() overrode the first resulting in not all
> > the modaliases being exposed.
> >
> > This fixes the problem by including the name of the device_id table in the
> > __mod_*_device_table alias, allowing us to export several device_id tables
> > per module.
> >
> > Suggested-by: Kay Sievers <kay@xxxxxxxx>
> > Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > Cc: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
> > ---
> > include/linux/module.h | 2 +-
> > scripts/mod/file2alias.c | 14 +++++++++-----
> > 2 files changed, 10 insertions(+), 6 deletions(-)
>
> Ah, very nice, I've wanted this for a while now, it would make a number
> of different drivers much smaller and simpler to add new device ids to
> (no multiple lists of ids, one for the module loader and one for the
> sub-driver that is in the single file.)
>
> If this doesn't break any userspace tools, I have no objection to it at
> all:
>
> Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

Looks great to me as long as module tools keep working.

Thanks.

--
Dmitry
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/