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X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org > > +# riscv uses xRET as return from interrupt and to return to user-space. > > +# > > +# Given that xRET is not core serializing, we rely on FENCE.I for providing > > +# core serialization: > > +# > > +# - by calling sync_core_before_usermode() on return from interrupt (cf. > > +# ipi_sync_core()), > > +# > > +# - via switch_mm() and sync_core_before_usermode() (respectively, for > > +# uthread->uthread and kthread->uthread transitions) to go back to > > +# user-space. > > I don't quite get the meaning of the sentence above. There seems to be a > missing marker before "to go back". Let's see. Without the round brackets, the last part becomes: - via switch_mm() and sync_core_before_usermode() to go back to user-space. This is indeed what I meant to say. What am I missing? Andrea _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv