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Thu, 17 Sep 2026 01:56:16 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface MIME-Version: 1.0 X-ThreadId: AA0MNwphKERR Date: Thu, 17 Sep 2026 07:55:56 +0200 From: "Arnd Bergmann" To: =?UTF-8?Q?Andr=C3=A9_Almeida?= Cc: "Christian Brauner" , linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, kernel-dev@igalia.com, "Masami Hiramatsu" , "Thomas Bogendoerfer" , linux-alpha@vger.kernel.org, linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org, soc@lists.linux.dev, linux-mips@vger.kernel.org, sparclinux@vger.kernel.org Message-Id: <5aedf90f-d30d-4f55-b066-dd8fdf3ff8f9@app.fastmail.com> In-Reply-To: <6fa4e1e3-c023-465c-9490-ce2f18ffaa91@igalia.com> References: <20260828-tonyk-syscall_table-v6-0-fdd358456cf1@igalia.com> <95b693c0-ca51-4355-99ba-2b37a1ab2169@app.fastmail.com> <6fa4e1e3-c023-465c-9490-ce2f18ffaa91@igalia.com> Subject: Re: [PATCH v6 00/13] syscalls: Add a shared table for all archs Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260916_225624_804421_E6F29366 X-CRM114-Status: GOOD ( 16.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Sep 17, 2026, at 00:19, Andr=C3=A9 Almeida wrote: > Em 15/09/2026 04:45, Arnd Bergmann escreveu: >> On Sat, Aug 29, 2026, at 01:19, Andr=C3=A9 Almeida wrote: > > Thanks for testing! I believe I found a simple solution for this. I=20 > modified syscall_o32.tbl and can confirm it triggers a rebuild now: > > diff --git a/arch/mips/kernel/syscalls/Makefile=20 > b/arch/mips/kernel/syscalls/Makefile > index aaa5443ea906..9e31d1ce5015 100644 > --- a/arch/mips/kernel/syscalls/Makefile > +++ b/arch/mips/kernel/syscalls/Makefile > @@ -40,10 +40,10 @@ src_n32 :=3D $(src)/syscall_n.tbl > src_n64 :=3D $(src)/syscall_n.tbl > src_o32 :=3D $(src)/syscall_o32.tbl > > -$(kapi)/unistd_nr_%.h: $(systbl_common) $(sysnr) FORCE > +$(kapi)/unistd_nr_%.h: $(systbl_common) $(src_%) $(sysnr) FORCE > $(call if_changed,sysnr) > > -$(kapi)/syscall_table_%.h: $(systbl) $(systbl_common) FORCE > +$(kapi)/syscall_table_%.h: $(systbl) $(systbl_common) $(src_%) FORCE > $(call if_changed,systbl) I had tried the same thing already, but in my testing, it did not rebuild after changing the syscall_n.tbl file, only the=20 syscall_o32.tbl file. Can you verify that your change rebuilds all nine files in the correct cases? >> The rt_sigtimedwait and ustat entries had a typo that caused a link >> error, but I did not check if there were any additional mistakes that >> caused incorrect output data without causing a link failure. >>=20 > > Ops, my bad. I had another round comparing the tables, and I found=20 > another case that needed a fix: > > diff --git a/arch/mips/kernel/syscalls/syscall_n.tbl=20 > b/arch/mips/kernel/syscalls/syscall_n.tbl > index e3d278f715b7..1882527053af 100644 > --- a/arch/mips/kernel/syscalls/syscall_n.tbl > +++ b/arch/mips/kernel/syscalls/syscall_n.tbl > @@ -43,7 +43,7 @@ > 33 common pause sys_pause > 34 common nanosleep sys_nanosleep=20 > sys_nanosleep_time32 > 35 common getitimer sys_getitimer=20 > compat_sys_getitimer > -36 common setitimer sys_setitimer=20 > compat_setitimer > +36 common setitimer sys_setitimer=20 > compat_sys_setitimer > 37 common alarm sys_alarm > 38 common getpid sys_getpid > 39 common sendfile sys_sendfile64=20 > compat_sys_sendfile Looks good, thanks for checking this one. Arnd