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McKenney" , Peter Zijlstra , Randy Dunlap , Rasmus Villemoes , Sebastian Andrzej Siewior , Song Liu , Steven Rostedt , Tejun Heo , Thomas Gleixner , Valentin Schneider , Vincent Guittot , Vlastimil Babka , Yonghong Song , linux-mm@kvack.org, netdev@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH 16/16] lib: create CONFIG_DEBUG_BITMAP parameter Message-ID: References: <20220718192844.1805158-1-yury.norov@gmail.com> <20220718192844.1805158-17-yury.norov@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS 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 Tue, Jul 19, 2022 at 12:39:02AM +0300, Andy Shevchenko wrote: > On Mon, Jul 18, 2022 at 12:28:44PM -0700, Yury Norov wrote: > > Create CONFIG_DEBUG_BITMAP parameter to let people use > > new option. Default is N. > > Even if a separate, it should follow immediately the implementation. If it follows the 1st patch immediately, and becomes enabled, it will generate a lot of noise for those who bisect and occasionally jumps into a mid of the series. There are quite a lot of patchsets that create a feature in many patches, and explicitly enable it in the very last patch.