51 	struct chainiv_ctx *ctx = crypto_ablkcipher_ctx(geniv);  in chainiv_givencrypt()  local
64 	spin_lock_bh(&ctx->lock);  in chainiv_givencrypt()
68 	memcpy(req->giv, ctx->iv, ivsize);  in chainiv_givencrypt()
69 	memcpy(subreq->info, ctx->iv, ivsize);  in chainiv_givencrypt()
75 	memcpy(ctx->iv, subreq->info, ivsize);  in chainiv_givencrypt()
78 	spin_unlock_bh(&ctx->lock);  in chainiv_givencrypt()
102 	struct chainiv_ctx *ctx = crypto_tfm_ctx(tfm);  in chainiv_init()  local
105 	spin_lock_init(&ctx->lock);  in chainiv_init()
110 		iv = ctx->iv;  in chainiv_init()
116 static int async_chainiv_schedule_work(struct async_chainiv_ctx *ctx)  in async_chainiv_schedule_work()  argument
119 	int err = ctx->err;  in async_chainiv_schedule_work()
121 	if (!ctx->queue.qlen) {  in async_chainiv_schedule_work()
123 		clear_bit(CHAINIV_STATE_INUSE, &ctx->state);  in async_chainiv_schedule_work()
125 		if (!ctx->queue.qlen ||  in async_chainiv_schedule_work()
126 		    test_and_set_bit(CHAINIV_STATE_INUSE, &ctx->state))  in async_chainiv_schedule_work()
130 	queued = queue_work(kcrypto_wq, &ctx->postponed);  in async_chainiv_schedule_work()
140 	struct async_chainiv_ctx *ctx = crypto_ablkcipher_ctx(geniv);  in async_chainiv_postpone_request()  local
143 	spin_lock_bh(&ctx->lock);  in async_chainiv_postpone_request()
144 	err = skcipher_enqueue_givcrypt(&ctx->queue, req);  in async_chainiv_postpone_request()
145 	spin_unlock_bh(&ctx->lock);  in async_chainiv_postpone_request()
147 	if (test_and_set_bit(CHAINIV_STATE_INUSE, &ctx->state))  in async_chainiv_postpone_request()
150 	ctx->err = err;  in async_chainiv_postpone_request()
151 	return async_chainiv_schedule_work(ctx);  in async_chainiv_postpone_request()
157 	struct async_chainiv_ctx *ctx = crypto_ablkcipher_ctx(geniv);  in async_chainiv_givencrypt_tail()  local
161 	memcpy(req->giv, ctx->iv, ivsize);  in async_chainiv_givencrypt_tail()
162 	memcpy(subreq->info, ctx->iv, ivsize);  in async_chainiv_givencrypt_tail()
164 	ctx->err = crypto_ablkcipher_encrypt(subreq);  in async_chainiv_givencrypt_tail()
165 	if (ctx->err)  in async_chainiv_givencrypt_tail()
168 	memcpy(ctx->iv, subreq->info, ivsize);  in async_chainiv_givencrypt_tail()
171 	return async_chainiv_schedule_work(ctx);  in async_chainiv_givencrypt_tail()
177 	struct async_chainiv_ctx *ctx = crypto_ablkcipher_ctx(geniv);  in async_chainiv_givencrypt()  local
187 	if (test_and_set_bit(CHAINIV_STATE_INUSE, &ctx->state))  in async_chainiv_givencrypt()
190 	if (ctx->queue.qlen) {  in async_chainiv_givencrypt()
191 		clear_bit(CHAINIV_STATE_INUSE, &ctx->state);  in async_chainiv_givencrypt()
203 	struct async_chainiv_ctx *ctx = container_of(work,  in async_chainiv_do_postponed()  local
211 	spin_lock_bh(&ctx->lock);  in async_chainiv_do_postponed()
212 	req = skcipher_dequeue_givcrypt(&ctx->queue);  in async_chainiv_do_postponed()
213 	spin_unlock_bh(&ctx->lock);  in async_chainiv_do_postponed()
216 		async_chainiv_schedule_work(ctx);  in async_chainiv_do_postponed()
233 	struct async_chainiv_ctx *ctx = crypto_tfm_ctx(tfm);  in async_chainiv_init()  local
236 	spin_lock_init(&ctx->lock);  in async_chainiv_init()
238 	crypto_init_queue(&ctx->queue, 100);  in async_chainiv_init()
239 	INIT_WORK(&ctx->postponed, async_chainiv_do_postponed);  in async_chainiv_init()
245 		iv = ctx->iv;  in async_chainiv_init()
253 	struct async_chainiv_ctx *ctx = crypto_tfm_ctx(tfm);  in async_chainiv_exit()  local
255 	BUG_ON(test_bit(CHAINIV_STATE_INUSE, &ctx->state) || ctx->queue.qlen);  in async_chainiv_exit()