On Tuesday, July 29, 2014 11:13:55 AM Vinson Lee wrote:
> On Tue, Jul 29, 2014 at 2:53 AM, William Dauchy <wdau...@gmail.com> wrote:
> > Hi Vinson,
> >
> > On Mon, Jul 28, 2014 at 9:11 PM, Vinson Lee <v...@twopensource.com> wrote:
> >> The warning first happens with 3.14-rc1. The warning does not occur with
> >> 3.13.0.
> >
> > Hitting the same issue here with a similar trace on 3.14.x. Did you
> > start bisecting?
> >
> > Regards,
> > --
> > William
>
>
> I bisected the warning that I'm seeing to this commit.
>
> commit 202317a573b20d77a9abb7c16a3fd5b40cef3d9d
> Author: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
> Date: Fri Nov 22 21:54:37 2013 +0100
>
> ACPI / scan: Add acpi_device objects for all device nodes in the namespace
Interesting.
Does the appended patch make any difference?
Rafael
---
drivers/pnp/pnpacpi/core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
Index: linux-pm/drivers/pnp/pnpacpi/core.c
===================================================================
--- linux-pm.orig/drivers/pnp/pnpacpi/core.c
+++ linux-pm/drivers/pnp/pnpacpi/core.c
@@ -319,8 +319,7 @@ static int __init acpi_pnp_match(struct
struct pnp_dev *pnp = _pnp;
/* true means it matched */
- return !acpi->physical_node_count
- && compare_pnp_id(pnp->id, acpi_device_hid(acpi));
+ return pnp->data == acpi;
}
static struct acpi_device * __init acpi_pnp_find_companion(struct device *dev)
--
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