Messages in this thread | | | Subject | Re: [PATCH] efivarfs: Implement exclusive access for {get,set}_variable | From | Matt Fleming <> | Date | Thu, 11 Oct 2012 14:42:36 +0100 |
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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@canonical.com> > > --- > drivers/firmware/efivars.c | 68 +++++++++++++++++++++++-------------- > 1 file changed, 43 insertions(+), 25 deletions(-)
Thanks, applied to 'next'.
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