Steffen Klassert says:
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1) Fix a sleep in atomic when pfkey_sadb2xfrm_user_sec_ctx()
is called from pfkey_compile_policy().
Fix from Nikolay Aleksandrov.
2) security_xfrm_policy_alloc() can be called in process and atomic
context. Add an argument to let the callers choose the appropriate
way. Fix from Nikolay Aleksandrov.
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Signed-off-by: David S. Miller <davem@davemloft.net>