On Thu, Apr 24, 2014 at 01:57:10PM -0500, Ken Cox wrote:
> This fixes a problem reported from upstream where a panic occurs if the
> unisys drivers are loaded on a non s-Par system.
>
> Reported-by: Fengguang Wu <fengguang...@intel.com>
> Signed-off-by: Ken Cox <j...@redhat.com>
> Tested by: Ken Cox <j...@redhat.com>
> ---
> drivers/staging/unisys/channels/chanstub.c | 5 +++++
> drivers/staging/unisys/uislib/uislib.c | 5 +++++
> drivers/staging/unisys/virthba/virthba.c | 4 ++++
> drivers/staging/unisys/virtpci/virtpci.c | 4 ++++
> .../staging/unisys/visorchannel/visorchannel_main.c | 4 ++++
> .../staging/unisys/visorchipset/visorchipset_main.c | 4 ++++
> drivers/staging/unisys/visorutil/visorkmodutils.c | 19
> +++++++++++++++++++
> 7 files changed, 45 insertions(+)
>
> diff --git a/drivers/staging/unisys/channels/chanstub.c
> b/drivers/staging/unisys/channels/chanstub.c
> index f504f49..cf8242b 100644
> --- a/drivers/staging/unisys/channels/chanstub.c
> +++ b/drivers/staging/unisys/channels/chanstub.c
> @@ -23,6 +23,8 @@
> #include <linux/slab.h> /* for memcpy */
> #include <linux/types.h>
>
> +#include <asm/hypervisor.h>
> +
> #include "channel.h"
> #include "chanstub.h"
> #include "version.h"
> @@ -30,6 +32,9 @@
> static __init int
> channel_mod_init(void)
> {
> + if (x86_hyper != &x86_hyper_unisys_spar)
> + return -ENODEV;
> +
> return 0;
> }
This will break the build without the previous patch (well, this driver
is already disabled, but you get the idea...) So I can't take it,
sorry.
greg k-h
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