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b=uPNsSIZ35o4md4V6dNrHSmME7WdL0qZV7StG1dvRRrfv70KLhICGld/Z6aS9TUBi0 bwNgeQsJrc/znWiM5RFkc3d830x+g7jPUkxG9wM5yboGvnNQjEjVZf/JqvVeW9eT3y PoMtQcFGXmwls+EbpnsoAgI0mkZ7il26mCQ/ZDfA= Date: Thu, 18 Dec 2025 16:08:31 -0800 From: Andrew Morton To: Marco Elver Cc: yuan linyu , Alexander Potapenko , Dmitry Vyukov , Huacai Chen , WANG Xuerui , kasan-dev@googlegroups.com, linux-mm@kvack.org, loongarch@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] kfence: allow change number of object by early parameter Message-Id: <20251218160831.566ae0c0e349e4d563c96c16@linux-foundation.org> In-Reply-To: References: <20251218015849.1414609-1-yuanlinyu@honor.com> <20251218015849.1414609-4-yuanlinyu@honor.com> <20251218155821.92454cbb7117c27c1b914ce0@linux-foundation.org> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: z6nch6umfo6gxiyjf7wsxcir5orbcjsg X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: E17F920015 X-Rspam-User: X-HE-Tag: 1766102913-609126 X-HE-Meta: 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 1Hgl3DEs Xw35BNYISafbGoXVsZBigfCPP0uGDB3SxXsg2jY9N1LFrbtVd0BmMQzq2y6zcQVEge+nzA69RrsBOidDd3dhTe5d+nFGL9O9C33HF5BUvSzW9+FULsoNTM/mXgkYy+aDAErOUpTTrZuCfs1GiSRkAo7uIdETQY1QGd8137MiPiP1Nv35nbXX2P6RS01HqWyyQNY5DX0yv0V+8b0hRhJHbZsgOvDba33QpDc/vx74lP8wFY/tWNJLJlmTD7bQkzQrwP1r7h5tzQrmqC6bBvm1vynevBRQckjchFdOPwLlL/Wpn8L8= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, 19 Dec 2025 01:03:11 +0100 Marco Elver wrote: > > > include/linux/kfence.h | 5 +- > > > mm/kfence/core.c | 122 +++++++++++++++++++++++++++++----------- > > > mm/kfence/kfence.h | 4 +- > > > mm/kfence/kfence_test.c | 2 +- > > > > Can you please add some documentation in Documentation/dev-tools/kfence.rst? > > > > Also, this should be described in > > Documentation/admin-guide/kernel-parameters.txt. That file doesn't > > mention kfence at all, which might be an oversight. > > > > Meanwhile, I'll queue these patches in mm.git's mm-nonmm-unstable > > branch for some testing. I'll await reviewer input before proceeding > > further. Thanks. > > Note, there was an v2 sent 5 hours after this v1, which I had > commented on here: > https://lore.kernel.org/all/aUPB18Xeh1BhF9GS@elver.google.com/ Ah, OK, thanks, I confused myself. I'll drop the v1 series and shall await a v3!