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X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-riscv@lists.infradead.org, Palmer Dabbelt , Alan Kao Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org On Tue, 6 Aug 2019, Paul Walmsley wrote: > This patch breaks the rv32_defconfig build, since udelay() still relies on > __udivdi3(). I'll queue "riscv: delay: use do_div() instead of > __udivdi3()" along with it: > > https://lore.kernel.org/linux-riscv/alpine.DEB.2.21.9999.1908061906240.25231@viisi.sifive.com/T/#u > + u64 n; > + u32 rem; > > if (unlikely(usecs > MAX_UDELAY_US)) { > - __delay((u64)usecs * riscv_timebase / 1000000ULL); > + n = (u64)usecs * riscv_timebase; > + rem = do_div(n, 1000000); You may omit rem and ignore the return value here. Nicolas _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv