From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Thomas Gleixner 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 Content-Type: text/plain To: "Jason A. Donenfeld" , linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, arnd@arndb.de Cc: "Jason A. Donenfeld" , Theodore Ts'o , Dominik Brodowski , Russell King , Catalin Marinas , Will Deacon , Geert Uytterhoeven , Thomas Bogendoerfer , Paul Walmsley , Palmer Dabbelt , Albert Ou , "David S . Miller" , Richard Weinberger , Anton Ivanov , Johannes Berg , Ingo Molnar , Borislav Petkov , Dave Hansen , "H . Peter Anvin , Chris Zankel , Max Filippov" , John Stultz , Stephen Boyd , Dinh Nguyen , 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 List-ID: 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