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Rao" , Christophe Leroy , Josh Poimboeuf , Miroslav Benes , Joe Lawrence , Petr Mladek , Ingo Molnar Cc: live-patching@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org In-Reply-To: References: Subject: Re: [PATCH v2 00/13] Implement livepatch on PPC32 and more Message-Id: <164501436743.521186.7455974435190677793.b4-ty@ellerman.id.au> Date: Wed, 16 Feb 2022 23:26:07 +1100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 20 Dec 2021 16:37:58 +0000, Christophe Leroy wrote: > This series implements livepatch on PPC32 and implements > CONFIG_DYNAMIC_FTRACE_WITH_ARGS to simplify ftracing. > > v2: > - Fix problem with strict modules RWX > - Convert powerpc to CONFIG_DYNAMIC_FTRACE_WITH_ARGS > - Convert function graph tracing to C > - Refactor PPC32 versus PPC64 > > [...] Patches 1 and 3-13 applied to powerpc/next. [01/13] livepatch: Fix build failure on 32 bits processors https://git.kernel.org/powerpc/c/2f293651eca3eacaeb56747dede31edace7329d2 [03/13] powerpc/module_32: Fix livepatching for RO modules https://git.kernel.org/powerpc/c/0c850965d6909d39fd69d6a3602bb62b48cad417 [04/13] powerpc/ftrace: Add support for livepatch to PPC32 https://git.kernel.org/powerpc/c/a4520b25276500f1abcfc55d24f1251b7b08eff6 [05/13] powerpc/ftrace: Don't save again LR in ftrace_regs_caller() on PPC32 https://git.kernel.org/powerpc/c/7875bc9b07cde868784195e215f4deaa0fa928a2 [06/13] powerpc/ftrace: Simplify PPC32's return_to_handler() https://git.kernel.org/powerpc/c/7bdb478c1d15cfd3a92db6331cb2d3dd3a8b9436 [07/13] powerpc/ftrace: Prepare PPC32's ftrace_caller() for CONFIG_DYNAMIC_FTRACE_WITH_ARGS https://git.kernel.org/powerpc/c/d95bf254be5f74c1e4c8f7cb64e2e21b9cc91717 [08/13] powerpc/ftrace: Prepare PPC64's ftrace_caller() for CONFIG_DYNAMIC_FTRACE_WITH_ARGS https://git.kernel.org/powerpc/c/c75388a8ceffbf1bf72c61afe66a72e58aa20c74 [09/13] powerpc/ftrace: Implement CONFIG_DYNAMIC_FTRACE_WITH_ARGS https://git.kernel.org/powerpc/c/40b035efe288f42bbf4483236cde652584ccb64e [10/13] powerpc/ftrace: Refactor ftrace_{en/dis}able_ftrace_graph_caller https://git.kernel.org/powerpc/c/0c81ed5ed43863d313cf253b0ebada6ea2f17676 [11/13] powerpc/ftrace: directly call of function graph tracer by ftrace caller https://git.kernel.org/powerpc/c/830213786c498b0c488fedd2abc15a7ce442b42f [12/13] powerpc/ftrace: Prepare ftrace_64_mprofile.S for reuse by PPC32 https://git.kernel.org/powerpc/c/41315494beed087011f256b4f1439bb3d8236904 [13/13] powerpc/ftrace: Remove ftrace_32.S https://git.kernel.org/powerpc/c/4ee83a2cfbc46c13f2a08fe6d48dbcede53cdbf8 cheers