From: "Łukasz Stelmach" <l.stelmach@samsung.com> To: Matt Mackall <mpm@selenic.com>, Herbert Xu <herbert@gondor.apana.org.au>, Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com, Kukjin Kim <kgene@kernel.org>, Krzysztof Kozlowski <krzk@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, Markus Elfring <elfring@users.sourceforge.net>, Matthias Brugger <mbrugger@suse.com>, Stefan Wahren <wahrenst@gmx.net>, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Stephan Mueller <smueller@chronox.de> Cc: "Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>, "Łukasz Stelmach" <l.stelmach@samsung.com> Subject: [PATCH v2 0/2] Set the quality value for two HW RNGs Date: Tue, 19 May 2020 23:25:50 +0200 [thread overview] Message-ID: <20200519212552.11671-1-l.stelmach@samsung.com> (raw) In-Reply-To: <20200514190734.32746-1-l.stelmach@samsung.com> The rng structure contains the quality field which tells how many bits of entropy can be obtained from 1024 bits read from a device. With the quality value set the hw_random framework starts a kernel thread to feed the entropy pool in the CRNG, which helps to initialize it quickly especially during boot. Łukasz Stelmach (2): hwrng: iproc-rng200 - Set the quality value hwrng: exynos - Set the quality value drivers/char/hw_random/exynos-trng.c | 1 + drivers/char/hw_random/iproc-rng200.c | 1 + 2 files changed, 2 insertions(+) v2: - recalculated values using the SP800-90B_EntropyAssessment package -- 2.25.0
WARNING: multiple messages have this Message-ID (diff)
From: "Łukasz Stelmach" <l.stelmach@samsung.com> To: Matt Mackall <mpm@selenic.com>, Herbert Xu <herbert@gondor.apana.org.au>, Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Ray Jui <rjui@broadcom.com>, Scott Branden <sbranden@broadcom.com>, bcm-kernel-feedback-list@broadcom.com, Kukjin Kim <kgene@kernel.org>, Krzysztof Kozlowski <krzk@kernel.org>, Florian Fainelli <f.fainelli@gmail.com>, Markus Elfring <elfring@users.sourceforge.net>, Matthias Brugger <mbrugger@suse.com>, Stefan Wahren <wahrenst@gmx.net>, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Stephan Mueller <smueller@chronox.de> Cc: "Łukasz Stelmach" <l.stelmach@samsung.com>, "Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com> Subject: [PATCH v2 0/2] Set the quality value for two HW RNGs Date: Tue, 19 May 2020 23:25:50 +0200 [thread overview] Message-ID: <20200519212552.11671-1-l.stelmach@samsung.com> (raw) In-Reply-To: <20200514190734.32746-1-l.stelmach@samsung.com> The rng structure contains the quality field which tells how many bits of entropy can be obtained from 1024 bits read from a device. With the quality value set the hw_random framework starts a kernel thread to feed the entropy pool in the CRNG, which helps to initialize it quickly especially during boot. Łukasz Stelmach (2): hwrng: iproc-rng200 - Set the quality value hwrng: exynos - Set the quality value drivers/char/hw_random/exynos-trng.c | 1 + drivers/char/hw_random/iproc-rng200.c | 1 + 2 files changed, 2 insertions(+) v2: - recalculated values using the SP800-90B_EntropyAssessment package -- 2.25.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-05-19 21:26 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20200514190737eucas1p18ccdddb185ea7611683a6859e17bc721@eucas1p1.samsung.com> 2020-05-14 19:07 ` [PATCH 0/2] Set the quality value for two HW RNGs Łukasz Stelmach 2020-05-14 19:07 ` Łukasz Stelmach [not found] ` <CGME20200514190738eucas1p2695c0d8af064ee702209ca03696ef438@eucas1p2.samsung.com> 2020-05-14 19:07 ` [PATCH 1/2] hwrng: iproc-rng200 - Set the quality value Łukasz Stelmach 2020-05-14 19:07 ` Łukasz Stelmach 2020-05-14 20:20 ` Stephan Mueller 2020-05-14 20:20 ` Stephan Mueller [not found] ` <CGME20200514221852eucas1p2bea169d0b4467b0ec9e195c6ac58a08a@eucas1p2.samsung.com> 2020-05-14 22:18 ` Lukasz Stelmach 2020-05-14 22:18 ` Lukasz Stelmach 2020-05-15 8:32 ` Stephan Mueller 2020-05-15 8:32 ` Stephan Mueller [not found] ` <CGME20200515090647eucas1p21018edfd835730c9a68dcb186349ee74@eucas1p2.samsung.com> 2020-05-15 9:06 ` Lukasz Stelmach 2020-05-15 9:06 ` Lukasz Stelmach [not found] ` <CGME20200515090158eucas1p1b653fc50f1ad4f0f6c92525ab3188d45@eucas1p1.samsung.com> 2020-05-15 9:01 ` Lukasz Stelmach 2020-05-15 9:01 ` Lukasz Stelmach 2020-05-15 9:10 ` Stephan Mueller 2020-05-15 9:10 ` Stephan Mueller [not found] ` <CGME20200515110002eucas1p136759396d9b61f214d1f14856c009501@eucas1p1.samsung.com> 2020-05-15 10:59 ` Lukasz Stelmach 2020-05-15 10:59 ` Lukasz Stelmach [not found] ` <CGME20200514190740eucas1p293129b2ef3ba706652a9327e55db9649@eucas1p2.samsung.com> 2020-05-14 19:07 ` [PATCH 2/2] hwrng: exynos " Łukasz Stelmach 2020-05-14 19:07 ` Łukasz Stelmach 2020-05-14 20:20 ` Stephan Mueller 2020-05-14 20:20 ` Stephan Mueller [not found] ` <CGME20200519212617eucas1p1b6e7af0ecb894896b165601fafd6abe8@eucas1p1.samsung.com> 2020-05-19 21:25 ` Łukasz Stelmach [this message] 2020-05-19 21:25 ` [PATCH v2 0/2] Set the quality value for two HW RNGs Łukasz Stelmach [not found] ` <CGME20200519212619eucas1p22fa5d3db2521096dc4b79f6e53016d17@eucas1p2.samsung.com> 2020-05-19 21:25 ` [PATCH v2 1/2] hwrng: iproc-rng200 - Set the quality value Łukasz Stelmach 2020-05-19 21:25 ` Łukasz Stelmach 2020-05-20 6:23 ` Stephan Mueller 2020-05-20 6:23 ` Stephan Mueller [not found] ` <CGME20200520091043eucas1p15ecae108007382a95b01e42241cc7a26@eucas1p1.samsung.com> 2020-05-20 9:10 ` Lukasz Stelmach 2020-05-20 9:10 ` Lukasz Stelmach 2020-05-20 9:18 ` Stephan Mueller 2020-05-20 9:18 ` Stephan Mueller [not found] ` <CGME20200520104448eucas1p122e9a8ed84d5276a1b796e10ef5e1964@eucas1p1.samsung.com> 2020-05-20 10:44 ` Lukasz Stelmach 2020-05-20 10:44 ` Lukasz Stelmach 2020-05-20 11:53 ` Stephan Mueller 2020-05-20 11:53 ` Stephan Mueller 2020-05-20 12:00 ` Krzysztof Kozlowski 2020-05-20 12:00 ` Krzysztof Kozlowski 2020-05-20 12:11 ` Stephan Mueller 2020-05-20 12:11 ` Stephan Mueller [not found] ` <CGME20200520143211eucas1p21bd93be5c62726aa715db05bb6e7119b@eucas1p2.samsung.com> 2020-05-20 14:31 ` Lukasz Stelmach 2020-05-20 14:31 ` Lukasz Stelmach 2020-05-20 8:18 ` Kamil Konieczny 2020-05-20 8:18 ` Kamil Konieczny 2020-05-21 11:00 ` Stefan Wahren 2020-05-21 11:00 ` Stefan Wahren [not found] ` <CGME20200521191415eucas1p2d112a86171b23dcf255e7da53a56f4f3@eucas1p2.samsung.com> 2020-05-21 19:14 ` Lukasz Stelmach 2020-05-21 19:14 ` Lukasz Stelmach 2020-05-23 18:46 ` Stephan Müller 2020-05-23 18:46 ` Stephan Müller [not found] ` <CGME20200519212621eucas1p13279db41d930b69e115972463c994a37@eucas1p1.samsung.com> 2020-05-19 21:25 ` [PATCH v2 2/2] hwrng: exynos " Łukasz Stelmach 2020-05-19 21:25 ` Łukasz Stelmach
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