Re: [PATCH 1/2] [for 3.4] drivers/virt: the Freescale hypervisor driver doesn't need to check MSR[GS]

From: Kumar Gala
Date: Sun Nov 25 2012 - 08:07:43 EST



On May 17, 2012, at 2:10 PM, Timur Tabi wrote:

> The MSR[GS] bit indicates whether the kernel is running in processor guest
> state mode, but such a check is unnecessary. The driver already checks
> for the /hypervisor node and the fsl,hv-version property, so it already
> knows that it's running under the Freescale hypervisor.
>
> There is nothing in the driver that inherently requires guest state,
> anyway.
>
> This fixes a break that can occur in some randconfig builds.
>
> Signed-off-by: Timur Tabi <timur@xxxxxxxxxxxxx>
> ---
> drivers/virt/fsl_hypervisor.c | 3 ---
> 1 files changed, 0 insertions(+), 3 deletions(-)

applied to next

- k
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