Commit 41401397 authored by Herbert Xu's avatar Herbert Xu
Browse files

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: default avatarHerbert 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 */

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