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From:   Corentin Labbe <clabbe@baylibre.com>
To:     herbert@gondor.apana.org.au, jernej.skrabec@gmail.com,
        linus.walleij@linaro.org, narmstrong@baylibre.com,
        ulli.kroll@googlemail.com, wens@csie.org
Cc:     linux-amlogic@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev,
        Corentin Labbe <clabbe@baylibre.com>
Subject: [PATCH 3/5] crypto: amlogic: call finalize with bh disabled
Date:   Mon, 21 Feb 2022 12:08:31 +0000
Message-Id: <20220221120833.2618733-4-clabbe@baylibre.com>
In-Reply-To: <20220221120833.2618733-1-clabbe@baylibre.com>
References: <20220221120833.2618733-1-clabbe@baylibre.com>
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Doing ipsec produces a spinlock recursion warning.
This is due to not disabling BH during crypto completion function.

Fixes: 48fe583fe541 ("crypto: amlogic - Add crypto accelerator for amlogic GXL")
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
---
 drivers/crypto/amlogic/amlogic-gxl-cipher.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
index c6865cbd334b..e79514fce731 100644
--- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c
+++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
@@ -265,7 +265,9 @@ static int meson_handle_cipher_request(struct crypto_engine *engine,
 	struct skcipher_request *breq = container_of(areq, struct skcipher_request, base);
 
 	err = meson_cipher(breq);
+	local_bh_disable();
 	crypto_finalize_skcipher_request(engine, breq, err);
+	local_bh_enable();
 
 	return 0;
 }
-- 
2.34.1