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Thu, 08 Dec 2022 10:33:56 -0800 (PST) MIME-Version: 1.0 References: <20221207154939.2532830-1-jeffxu@google.com> <202212080809.687CC8BC23@keescook> In-Reply-To: <202212080809.687CC8BC23@keescook> From: Jeff Xu Date: Thu, 8 Dec 2022 10:33:19 -0800 Message-ID: Subject: Re: [PATCH v6 0/6] mm/memfd: introduce MFD_NOEXEC_SEAL and MFD_EXEC To: Kees Cook Cc: jeffxu@chromium.org, skhan@linuxfoundation.org, akpm@linux-foundation.org, dmitry.torokhov@gmail.com, dverkamp@chromium.org, hughd@google.com, jorgelo@chromium.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, jannh@google.com, linux-hardening@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 7790DA0019 X-Stat-Signature: y96z7iapetrr3y78jm87x4g7byuia51t X-HE-Tag: 1670524437-945197 X-HE-Meta: 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 iX13ST4Y fe/oiyizbIfYmWgj/WaX9STvT1aZ/siKe/eMJfohLOxsuloRTDNbZ5R92HpbOZtiUopC7vzw5718FSpeNq6mGRbCC+PNIWrRthoFPD7R2IOnetnEiS3PBjhfxfMS+mlAROvkv 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: On Thu, Dec 8, 2022 at 8:13 AM Kees Cook wrote: > > On Wed, Dec 07, 2022 at 03:49:33PM +0000, jeffxu@chromium.org wrote: > > This is V6 version of patch: see [4] [5] [6] [7] for previous versions. > > When sending a new version, can you include an overview of what changed > between this version and the prior version? This helps reviewers who are > following along, so it's easier to focus our attention on the > differences. Also, it's helpful to version the links: > > > [4] https://lwn.net/Articles/890096/ > > [5] https://lore.kernel.org/lkml/20220805222126.142525-1-jeffxu@google.com/ > > [6] https://lore.kernel.org/lkml/20221202013404.163143-1-jeffxu@google.com/ > > [7] https://lore.kernel.org/lkml/20221206152358.1966099-1-jeffxu@google.com/ > > e.g.: > > v6: > - moved foo to bar > - improve comments for baz > v5: https://lore.kernel.org/lkml/20221206152358.1966099-1-jeffxu@google.com/ > v3: https://lore.kernel.org/lkml/20221202013404.163143-1-jeffxu@google.com/ > v2: ...etc > Will do! Much appreciated for helping me through the process of my first patch in the kernel. Jeff > -Kees > > -- > Kees Cook