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From:   Thomas Gleixner <tglx@linutronix.de>
To:     "Jason A. Donenfeld" <Jason@zx2c4.com>,
        linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org,
        arnd@arndb.de
Cc:     "Jason A. Donenfeld" <Jason@zx2c4.com>,
        Theodore Ts'o <tytso@mit.edu>,
        Dominik Brodowski <linux@dominikbrodowski.net>,
        Russell King <linux@armlinux.org.uk>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Geert Uytterhoeven <geert@linux-m68k.org>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        "David S . Miller" <davem@davemloft.net>,
        Richard Weinberger <richard@nod.at>,
        Anton Ivanov <anton.ivanov@cambridgegreys.com>,
        Johannes Berg <johannes@sipsolutions.net>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "H . Peter Anvin" <hpa@zytor.com>, Chris Zankel <chris@zankel.net>,
        Max Filippov <jcmvbkbc@gmail.com>,
        John Stultz <john.stultz@linaro.org>,
        Stephen Boyd <sboyd@kernel.org>,
        Dinh Nguyen <dinguyen@kernel.org>,
        linux-arm-kernel@lists.infradead.org,
        linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org,
        linux-riscv@lists.infradead.org, sparclinux@vger.kernel.org,
        linux-um@lists.infradead.org, x86@kernel.org,
        linux-xtensa@linux-xtensa.org
Subject: Re: [PATCH v3 01/10] timekeeping: add raw clock fallback for
 random_get_entropy()
In-Reply-To: <20220412172754.149498-2-Jason@zx2c4.com>
References: <20220412172754.149498-1-Jason@zx2c4.com>
 <20220412172754.149498-2-Jason@zx2c4.com>
Date:   Tue, 12 Apr 2022 22:57:52 +0200
Message-ID: <87bkx6f29b.ffs@tglx>
MIME-Version: 1.0
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On Tue, Apr 12 2022 at 19:27, Jason A. Donenfeld wrote:
> +/**
> + * random_get_entropy_fallback - Returns the raw clock source value,
> + * used by random.c for platforms with no valid random_get_entropy().
> + */
> +unsigned long random_get_entropy_fallback(void)
> +{
> +	return tk_clock_read(&tk_core.timekeeper.tkr_mono);
> +}
> +EXPORT_SYMBOL(random_get_entropy_fallback);

EXPORT_SYMBOL_GPL() please.

Thanks,

        tglx