crypto: api - Optimise away crypto_yield when hard preemption is on



When hard preemption is enabled there is no need to explicitly
call crypto_yield.  This patch eliminates it if that is the case.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

parent 85eccdde

include/crypto/algapi.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -442,8 +442,10 @@ static inline int crypto_memneq(const void a, const void b, size_t size)

		static inline void crypto_yield(u32 flags)
		{
		#if !defined(CONFIG_PREEMPT) \|\| defined(CONFIG_PREEMPT_VOLUNTARY)
		if (flags & CRYPTO_TFM_REQ_MAY_SLEEP)
		cond_resched();
		#endif
		}

		#endif /* _CRYPTO_ALGAPI_H */