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Miller" , Kukjin Kim , linux-crypto@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: =?UTF-8?q?=C5=81ukasz=20Stelmach?= , m.szyprowski@samsung.com, b.zolnierkie@samsung.com Subject: [PATCH] crypto: exynos - Icrease the priority of the driver Date: Tue, 05 Dec 2017 17:20:46 +0100 Message-id: <20171205162046.11621-1-l.stelmach@samsung.com> X-Mailer: git-send-email 2.11.0 Organization: Samsung R&D Institute Poland X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprNKsWRmVeSWpSXmKPExsWy7djPc7oJx9WiDP581LDYOGM9q8Wc8y0s Ft2vZCz6H79mtjh/fgO7xc1DKxgt7t/7yWRxedccNosZ5/cxWaw9cpfdonXvEXaLqafXsjjw eHy6coXJY8vKm0we2w6oemxa1cnm0bdlFaPH501yAWxRXDYpqTmZZalF+nYJXBkbrr5lLejh qDg8Zy9TA+NFti5GDg4JAROJDwd5uxg5gUwxiQv31gOFuTiEBJYySsxeuYQFwvnMKDF15mdm mIZl97gh4ssYJXoeXWAH6eYVEJT4MfkeC0gNs4C8xJFL2SBhZgFNia2714OVCAl8YZSYMy0c xGYTcJToX3qCFWSOiMBeJok3Z/eyQDSUSpydd5sZxBYWcJF4tWgbK4jNIqAq8aS7lx1kPq+A tcT7t5EQR8tL7Gq7CFbCL6AlsabpOgtE/DGbRO/HEIiTXSRO9MVDhIUlXh3fwg5hy0h0dhxk AjlBQqCfUeLw/O9QiSmMEosXOkDY1hJ/Vk1kgziNT2LStunQYOCV6GgTgijxAGp9yAphO0pM nTCVFeLdWInuN0vZJjDKzUIKoFmIAJqFFEALGJlXMYqklhbnpqcWm+oVJ+YWl+al6yXn525i BCaZ0/+Of93BuPSY1SFGAQ5GJR7eFbPUooRYE8uKK3MPMUpwMCuJ8N7YCxTiTUmsrEotyo8v Ks1JLT7EKM3BoiTOaxvVFikkkJ5YkpqdmlqQWgSTZeLglGpgXPdkeeJUw2Wyio7iR7QbD6hc Xb1biENs2dHSqkeHtlZNva7nlyrsGzLvhdbbiYF/ogu8f2S03pYKuHPUtOGAdcTi6mqBWwsN AhuyJy5+o6tc8SErYmPyk89LfntMjLu43K7hwDzJxPNT30i8lpsvM9l5wl7JR+Fvam5sKF5Z aFWybqPNyUCDQiWW4oxEQy3mouJEACl7D1suAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrBLMWRmVeSWpSXmKPExsVy+t/xy7rxx9WiDGYdtLbYOGM9q8Wc8y0s Ft2vZCz6H79mtjh/fgO7xc1DKxgt7t/7yWRxedccNosZ5/cxWaw9cpfdonXvEXaLqafXsjjw eHy6coXJY8vKm0we2w6oemxa1cnm0bdlFaPH501yAWxRXDYpqTmZZalF+nYJXBkbrr5lLejh qDg8Zy9TA+NFti5GDg4JAROJZfe4uxg5gUwxiQv31gOFuTiEBJYwSjRf3MEGkuAVEJT4Mfke C0g9s4C8xJFL2SBhZgF1iUnzFjFD1H9jlJiy8xkjSIJNwFGif+kJVpCEiMB+JokXJz4xQnSU SvTPfAE2VFjAReLVom2sIDaLgKrEk+5edpAFvALWEu/fRkIcJC+xq+0iWAm/gJbEmqbrLBMY +WchOWkWwkmzkJy0gJF5FaNIamlxbnpusaFecWJucWleul5yfu4mRmD4bzv2c/MOxksbgw8x CnAwKvHwBsxQixJiTSwrrsw9xCjBwawkwntjL1CINyWxsiq1KD++qDQntfgQozQHi5I4b++e 1ZFCAumJJanZqakFqUUwWSYOTqkGxiDelJZZK5wvbOed5egWP1V79ldjScejRZ6eyi11V6c4 mtjffG9+oGvH5fz3sVO3JW5oLEpQZ+DvnPdY9oWTsk2BpT+LHXfPh8vZHVG3fp3aIdWS9DBw Tm9CBAvTcm353FV7Vf+acq85kvCr+4mW8qszs++pl+x7eald+KJc95xUhwNvivpPKbEUZyQa ajEXFScCALtqkYp7AgAA X-CMS-MailID: 20171205162048eucas1p241590a1f62f8c49af8a7fb9282daed80 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20171205162048eucas1p241590a1f62f8c49af8a7fb9282daed80 X-RootMTR: 20171205162048eucas1p241590a1f62f8c49af8a7fb9282daed80 References: Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP exynos-rng is one of many implementations of stdrng. With priority as low as 100 it isn't selected, if software implementations (DRBG) are available. The value 300 was selected to give the PRNG priority before software implementations, but allow them to be selected in FIPS-mode (fips=1 in the kernel command line). Signed-off-by: Łukasz Stelmach Reviewed-by: Stephan Mueller Reviewed-by: Krzysztof Kozlowski --- Thank you Stephan Mueller for explanations. drivers/crypto/exynos-rng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/exynos-rng.c b/drivers/crypto/exynos-rng.c index 4b2ed1d178af..5a37397fb1c5 100644 --- a/drivers/crypto/exynos-rng.c +++ b/drivers/crypto/exynos-rng.c @@ -256,7 +256,7 @@ static struct rng_alg exynos_rng_alg = { .base = { .cra_name = "stdrng", .cra_driver_name = "exynos_rng", - .cra_priority = 100, + .cra_priority = 300, .cra_ctxsize = sizeof(struct exynos_rng_ctx), .cra_module = THIS_MODULE, .cra_init = exynos_rng_kcapi_init,