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Miller" , Andreas Larsson , linux-snps-arc@lists.infradead.org, linux-hexagon@vger.kernel.org, linux-openrisc@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, =?UTF-8?Q?Michal_Such=C3=A1nek?= , Jonathan Corbet , linux-doc@vger.kernel.org References: <20260707181957.433213175@kernel.org> <20260707190254.493733289@kernel.org> <20261022142425.3Wx-RrU5@linutronix.de> <20261022150235.V2CSdtmu@linutronix.de> Content-Language: en-US, sv-SE From: "H. Peter Anvin" In-Reply-To: <20261022150235.V2CSdtmu@linutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 2026-10-22 08:02, Sebastian Andrzej Siewior wrote: > On 2026-10-22 16:24:30 [+0200], To Thomas Gleixner wrote: >> The test could be updated via the hunk below in case the new behaviour >> is what is expected. hpa made the extension to the test in commit >> 795e2a023b808 ("selftests/x86/syscall: Add tests under ptrace to >> syscall_numbering_64"). >> >> diff --git a/tools/testing/selftests/x86/syscall_numbering.c b/tools/testing/selftests/x86/syscall_numbering.c >> index ca0eca7b9dced..1435394fba022 100644 >> --- a/tools/testing/selftests/x86/syscall_numbering.c >> +++ b/tools/testing/selftests/x86/syscall_numbering.c > > Now I notice the fix depends on CONFIG_X86_X32_ABI=y (fails for =n). > But we want to get rid of it anyway so… > CONFIG_IA32_EMULATION is not affected (with the fix). > It would be very simple to probe for by issuing a simple system call like getppid() with the x32 bit set. -hpa