Messages in this thread | | | From | "Reshetova, Elena" <> | Subject | RE: [Xen-devel] [PATCH 29/29] drivers, xen: convert grant_map.users from atomic_t to refcount_t | Date | Thu, 9 Mar 2017 07:19:12 +0000 |
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> On 03/08/2017 08:49 AM, Reshetova, Elena wrote: > >> On 03/06/2017 09:21 AM, Elena Reshetova wrote: > >>> refcount_t type and corresponding API should be > >>> used instead of atomic_t when the variable is used as > >>> a reference counter. This allows to avoid accidental > >>> refcounter overflows that might lead to use-after-free > >>> situations. > >>> > >>> Signed-off-by: Elena Reshetova <elena.reshetova@intel.com> > >>> Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com> > >>> Signed-off-by: Kees Cook <keescook@chromium.org> > >>> Signed-off-by: David Windsor <dwindsor@gmail.com> > >>> --- > >>> drivers/xen/gntdev.c | 11 ++++++----- > >>> 1 file changed, 6 insertions(+), 5 deletions(-) > >> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> > > Is there a tree that can take this change? Turns out it is better to propagate > changes via separate trees and only leftovers can be taken via Greg's tree. > > > > Sure, we can take it via Xen tree for rc3.
Thank you very much!
Best Regards, Elena.
> > -boris
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