From: Corentin Labbe <clabbe.montjoie@gmail.com>
To: Ovidiu Panait <ovidiu.panait.oss@gmail.com>
Cc: herbert@gondor.apana.org.au, davem@davemloft.net,
linux-crypto@vger.kernel.org, wens@csie.org,
jernej.skrabec@gmail.com, samuel@sholland.org,
linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/4] crypto: sun8i-ce-cipher - use IS_ENABLED() checks for debugfs stats
Date: Fri, 25 Apr 2025 15:30:28 +0200 [thread overview]
Message-ID: <aAuOdDhpnLE5bM_y@Red> (raw)
In-Reply-To: <20250425124517.2225963-3-ovidiu.panait.oss@gmail.com>
Le Fri, Apr 25, 2025 at 03:45:16PM +0300, Ovidiu Panait a écrit :
> Add IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG) checks before the
> fallback counter updates to make sure the code is not included when
> debugfs statistics support is not enabled.
>
> Also, drop the existing ifdef guards, since 'struct sun8i_ce_alg_template'
> is always defined, even with CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG disabled.
>
> Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@gmail.com>
> ---
> .../allwinner/sun8i-ce/sun8i-ce-cipher.c | 46 ++++++++++++-------
> 1 file changed, 30 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
> index f03a8fa7bfa2..433cd18f0b5b 100644
> --- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
> +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
> @@ -34,22 +34,30 @@ static int sun8i_ce_cipher_need_fallback(struct skcipher_request *areq)
>
> if (sg_nents_for_len(areq->src, areq->cryptlen) > MAX_SG ||
> sg_nents_for_len(areq->dst, areq->cryptlen) > MAX_SG) {
> - algt->stat_fb_maxsg++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_maxsg++;
> +
> return true;
> }
>
> if (areq->cryptlen < crypto_skcipher_ivsize(tfm)) {
> - algt->stat_fb_leniv++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_leniv++;
> +
> return true;
> }
>
> if (areq->cryptlen == 0) {
> - algt->stat_fb_len0++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_len0++;
> +
> return true;
> }
>
> if (areq->cryptlen % 16) {
> - algt->stat_fb_mod16++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_mod16++;
> +
> return true;
> }
>
> @@ -57,12 +65,16 @@ static int sun8i_ce_cipher_need_fallback(struct skcipher_request *areq)
> sg = areq->src;
> while (sg) {
> if (!IS_ALIGNED(sg->offset, sizeof(u32))) {
> - algt->stat_fb_srcali++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_srcali++;
> +
> return true;
> }
> todo = min(len, sg->length);
> if (todo % 4) {
> - algt->stat_fb_srclen++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_srclen++;
> +
> return true;
> }
> len -= todo;
> @@ -73,12 +85,16 @@ static int sun8i_ce_cipher_need_fallback(struct skcipher_request *areq)
> sg = areq->dst;
> while (sg) {
> if (!IS_ALIGNED(sg->offset, sizeof(u32))) {
> - algt->stat_fb_dstali++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_dstali++;
> +
> return true;
> }
> todo = min(len, sg->length);
> if (todo % 4) {
> - algt->stat_fb_dstlen++;
> + if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG))
> + algt->stat_fb_dstlen++;
> +
> return true;
> }
> len -= todo;
> @@ -101,9 +117,7 @@ static int sun8i_ce_cipher_fallback(struct skcipher_request *areq)
> algt = container_of(alg, struct sun8i_ce_alg_template,
> alg.skcipher.base);
>
> -#ifdef CONFIG_CRYPTO_DEV_SUN8I_CE_DEBUG
> algt->stat_fb++;
> -#endif
Hello
You put IS_ENABLED everywhere, but here you remove it, why ?
I think you forgot it.
Thanks
Regards
next prev parent reply other threads:[~2025-04-25 13:30 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-25 12:45 [PATCH 1/4] crypto: sun8i-ce-cipher - fix error handling in sun8i_ce_cipher_prepare() Ovidiu Panait
2025-04-25 12:45 ` [PATCH 2/4] crypto: sun8i-ce-cipher - use crypto_skcipher_driver_name() Ovidiu Panait
2025-04-25 13:23 ` Corentin Labbe
2025-04-28 11:39 ` Herbert Xu
2025-04-25 12:45 ` [PATCH 3/4] crypto: sun8i-ce-cipher - use IS_ENABLED() checks for debugfs stats Ovidiu Panait
2025-04-25 13:30 ` Corentin Labbe [this message]
2025-04-25 13:47 ` Ovidiu Panait
2025-04-25 13:53 ` Corentin Labbe
2025-04-25 12:45 ` [PATCH 4/4] crypto: sun8i-ce-cipher - use pm_runtime_resume_and_get() Ovidiu Panait
2025-04-25 13:28 ` Corentin Labbe
2025-04-28 11:53 ` [PATCH 1/4] crypto: sun8i-ce-cipher - fix error handling in sun8i_ce_cipher_prepare() Herbert Xu
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