Let's explicitly disable/enable preemption in the !CONFIG_SMP version
of futex_atomic_op_inuser, to prepare for pagefault_disable() not
touching preemption anymore.
Otherwise we might break mutual exclusion when relying on a get_user()/
put_user() implementation.
Signed-off-by: David Hildenbrand
Let's explicitly disable/enable preemption in the !CONFIG_SMP version
of futex_atomic_op_inuser, to prepare for pagefault_disable() not
touching preemption anymore.
Otherwise we might break mutual exclusion when relying on a get_user()/
put_user() implementation.
Signed-off-by: David Hildenbrand
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