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Tue, 09 Jan 2024 21:10:41 -0800 (PST) MIME-Version: 1.0 References: <20240109154547.1839886-1-jeffxu@chromium.org> <20240109154547.1839886-2-jeffxu@chromium.org> In-Reply-To: From: Jeff Xu Date: Tue, 9 Jan 2024 21:10:30 -0800 Message-ID: Subject: Re: [RFC PATCH v5 1/4] mseal: Wire up mseal syscall To: Geert Uytterhoeven Cc: akpm@linux-foundation.org, keescook@chromium.org, jannh@google.com, sroettger@google.com, willy@infradead.org, gregkh@linuxfoundation.org, torvalds@linux-foundation.org, usama.anjum@collabora.com, jeffxu@google.com, jorgelo@chromium.org, groeck@chromium.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, pedro.falcato@gmail.com, dave.hansen@intel.com, linux-hardening@vger.kernel.org, deraadt@openbsd.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Stat-Signature: u9i81ry3umjhezwdfdf9zehpmhtk5wdf X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 9E2E220002 X-Rspam-User: X-HE-Tag: 1704863442-743608 X-HE-Meta: U2FsdGVkX1+in/Fh89osX6NIdLDpgwhOTsWMkangnQnMkMsrZvWLSZy3v8lI9U7HbWjKl6QK+54j9L9byrusT0bVrOSFE3DlLLEK99TevSs1VTBGAkrW/Z/WNgM5FLM2Cjm0D56N3kCyUTjpBZ7vq9ELYc4NnP92GCWWMmfumDWGHKl6+xBOyRYGdNysxz+vrWOhBrTk9Z/++32KiDgPxsh3TsUwLABycroGaEexIRC6XBKjtldibnsQYOUdwC3AdIHyCWZZdRKGSzvbZTM6Z45Wl+cY6OaavwAqUEoo2uOts+XrTqVwzCx5Bl8EJlyYP0I/UOLkc7dQSRowLuSJZmxnvq4Lear6PfN1Iwy6wd7+7t72ExcJGnFyfAyEede5rTNG4acXZkw3bWkmD0fQaS6hrHDbOiP4JlA+echIe6rAce4gmjChkJb0EoBH7e6/wmOngd5o5JzOwYZCrcuGBrQmugEKrHfdySrsncoLzGV8hoe7lbrrAaJpcMVZwrBBVUJ+o9NYUeD0nqx41kzafW+klFL/Lqxu/3SSq3VkrbDSNn+Tcz7DW1oIamliF7PIr7H5pKvR7NNNHY4RnwBheZ0/AUuB1abKkOBEYHotNeRNuFVqCJfjLqvNQC2D79BkkiSukH10gFGs987HHfHuhb+CBHV/EXGFjTuh3QWRAzkDWkwweeux5clLmZBoZOu63sqFjoPQWK6mDGN3+VJI31USYj8EYha9QemifSoUUVcQKvONxzQFHT/GXhoMLckBNsy1cfLVefBRNM/aVLgbs/C1+xJYlUHqTzyLc6YaGnD/ne7NJop3hqt7orWA5ZM7V0OFpwIjkUa2pza5DK6PprkFw+An0V18mp688M/sOdWLyXtNPc6a0ZTzxKzWpq0BpNaE5jMlKnvYmHA7Qnb7v0bAvV8gpySPs1PvhtZNYuh3qo4N4dXYgZjNKo2bgakq19KpGDJyXHeU4gYR3oH DhiOQ3s1 Vp8tHE89nxPEoiyI680KSS0eRz7C0dAjhSPLXKkaKlHsV9ewQlccIdiWLPx6OFNBcka633Tgift31hdJSr5lXgkqxxxW3qEoug+l+6cmnpSPdo1zlb76hgOlqIWFwViJLINRl3zk5h6vOZmWlRNfCwcoUtI7N1vgJTOtk8g9WaCExxuH0+cs1owW2VCgOckYPzKOiiVSDUIpFPdAP5O70saSuYMQtx9VonhDXRgvmCouew94LQmuIftinBYY8m2WkFrtDuFYt2n5F4WGHnOdSJp1SWhFzxuTtAuuMTdAxzfUMdBNwl/sZi1t8Y6AMy4Ev3v5lqazbq/mvxJCT9ijzuptut7AJ3MiPPnDTZb5t0qujFik39Txrmy+xWVTHtiGQuUqwzgm+aa7FhsEgMyLMoG4sGXGG3lRvt0CVLJaHB0xsEblDcmOonV08oQxMQ3qt/xMOM5wAeQYsUlhC8UQZ/xEYPzLAJ9OEIjY0 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 Tue, Jan 9, 2024 at 10:32=E2=80=AFAM Geert Uytterhoeven wrote: > > Hi Jeff, > > On Tue, Jan 9, 2024 at 4:46=E2=80=AFPM wrote: > > From: Jeff Xu > > > > Wire up mseal syscall for all architectures. > > > > Signed-off-by: Jeff Xu > > Thanks for the update! > > > --- a/arch/m68k/kernel/syscalls/syscall.tbl > > +++ b/arch/m68k/kernel/syscalls/syscall.tbl > > @@ -456,3 +456,4 @@ > > 454 common futex_wake sys_futex_wake > > 455 common futex_wait sys_futex_wait > > 456 common futex_requeue sys_futex_requeue > > +457 common mseal sys_mseal > > In the meantime, 457 and 458 are already taken by statmount() and > listmount(): > Thanks! I will adjust that in the next version. -Jeff -Jeff https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arc= h/m68k/kernel/syscalls/syscall.tbl#n459 > > Gr{oetje,eeting}s, > > Geert > > -- > Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m6= 8k.org > > In personal conversations with technical people, I call myself a hacker. = But > when I'm talking to journalists I just say "programmer" or something like= that. > -- Linus Torvalds