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[v3,02/10] crypto: hisilicon/qm - clear used reference count when start qp

Message ID 1595488780-22085-3-git-send-email-shenyang39@huawei.com (mailing list archive)
State Changes Requested
Delegated to: Herbert Xu
Headers show
Series crypto: hisilicon/qm - misc fixes | expand

Commit Message

Yang Shen July 23, 2020, 7:19 a.m. UTC 
From: Shukun Tan <tanshukun1@huawei.com>

The used reference count is used for counting the number of 'sqe' which
is under processing. This reference count should be cleared as starting
'qp', otherwise the 'used' will be messy when allocating this 'qp' again.

Fixes: 5308f6600a39("crypto: hisilicon - QM memory management...")
Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
Signed-off-by: Yang Shen <shenyang39@huawei.com>
Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
---
 drivers/crypto/hisilicon/qm.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index ffb28cc..e89d9b6 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -755,6 +755,7 @@  static void qm_init_qp_status(struct hisi_qp *qp)
 	qp_status->cq_head = 0;
 	qp_status->cqc_phase = true;
 	atomic_set(&qp_status->flags, 0);
+	atomic_set(&qp_status->used, 0);
 }
 
 static void qm_vft_data_cfg(struct hisi_qm *qm, enum vft_type type, u32 base,