linux-kernel - [PATCH 1/3] crypto: Introduce crypto_queue

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Message-Id: <75865be3c2ff947df2fa422d37a7d404c320e15b.1453810716.git.baolin.wang@linaro.org>
Date:	Tue, 26 Jan 2016 20:25:38 +0800
From:	Baolin Wang <baolin.wang@...aro.org>
To:	herbert@...dor.apana.org.au, davem@...emloft.net
Cc:	broonie@...nel.org, linus.walleij@...aro.org, arnd@...db.de,
	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
	baolin.wang@...aro.org
Subject: [PATCH 1/3] crypto: Introduce crypto_queue_len() helper function

This patch introduces crypto_queue_len() helper function to help to get the
queue length in the crypto queue list now.

Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
---
 include/crypto/algapi.h |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index c9fe145..4f861c4 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -184,6 +184,10 @@ int crypto_enqueue_request(struct crypto_queue *queue,
 			   struct crypto_async_request *request);
 struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue);
 int crypto_tfm_in_queue(struct crypto_queue *queue, struct crypto_tfm *tfm);
+static inline unsigned int crypto_queue_len(struct crypto_queue *queue)
+{
+	return queue->qlen;
+}
 
 /* These functions require the input/output to be aligned as u32. */
 void crypto_inc(u8 *a, unsigned int size);
-- 
1.7.9.5