On Thu, 2012-10-11 at 21:19 +0800, Jeremy Kerr wrote:
> Currently, efivarfs does not enforce exclusion over the get_variable and
> set_variable operations. Section 7.1 of UEFI requires us to only allow a
> single processor to enter {get,set}_variable services at once.
>
> This change acquires the efivars->lock over calls to these operations
> from the efivarfs paths.
>
> Signed-off-by: Jeremy Kerr <jeremy.kerr@xxxxxxxxxxxxx>
>
> ---
> drivers/firmware/efivars.c | 68 +++++++++++++++++++++++--------------
> 1 file changed, 43 insertions(+), 25 deletions(-)
Thanks, applied to 'next'.
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