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@xxxxxxxxxxxxxxxxxxx>
---
include/crypto/algapi.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 0483f65..8637cdf 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -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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