Messages in this thread Patch in this message | | | From | "Rafael J. Wysocki" <> | Subject | Re: Acpi deadlocks with 3.7.0-rc4 | Date | Wed, 28 Nov 2012 21:31:38 +0100 |
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On Wednesday, November 28, 2012 06:27:50 PM Zdenek Kabelac wrote: > Dne 28.11.2012 18:02, Linus Torvalds napsal(a): > > On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac <zkabelac@redhat.com> wrote: > >> > >> I've opened https://bugzilla.kernel.org/show_bug.cgi?id=51071 > >> and attached picture there which is all I have.
I wonder if you can try to apply the patch below and see if that makes any difference?
Rafael
--- drivers/pnp/pnpacpi/rsparser.c | 8 ++++++++ 1 file changed, 8 insertions(+)
Index: linux/drivers/pnp/pnpacpi/rsparser.c =================================================================== --- linux.orig/drivers/pnp/pnpacpi/rsparser.c +++ linux/drivers/pnp/pnpacpi/rsparser.c @@ -610,6 +610,14 @@ int pnpacpi_build_resource_template(stru struct acpi_resource *resource; int res_cnt = 0; acpi_status status; + int ret; + + /* Sanity check. */ + ret = acpi_bus_get_device(handle, &acpi_dev); + if (ret) { + dev_err(&dev->dev, "ACPI node is invalid in %s\n", __func__); + return ret; + } status = acpi_walk_resources(handle, METHOD_NAME__CRS, pnpacpi_count_resources, &res_cnt);
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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