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Wed, 29 Jan 2025 13:52:59 -0500 X-MC-Unique: 9t9EmevBOu69KQmdLrigRQ-1 X-Mimecast-MFC-AGG-ID: 9t9EmevBOu69KQmdLrigRQ Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 39AD7180034F; Wed, 29 Jan 2025 18:52:48 +0000 (UTC) Received: from dhcp-27-174.brq.redhat.com (unknown [10.45.226.29]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with SMTP id 3326919560AA; Wed, 29 Jan 2025 18:52:16 +0000 (UTC) Received: by dhcp-27-174.brq.redhat.com (nbSMTP-1.00) for uid 1000 oleg@redhat.com; Wed, 29 Jan 2025 19:52:21 +0100 (CET) Date: Wed, 29 Jan 2025 19:51:49 +0100 From: Oleg Nesterov To: "Dmitry V. Levin" Cc: Alexey Gladkov , Charlie Jenkins , Eugene Syromyatnikov , Mike Frysinger , Renzo Davoli , Davide Berardi , strace-devel@lists.strace.io, Vineet Gupta , Russell King , Will Deacon , Guo Ren , Brian Cain , Huacai Chen , WANG Xuerui , Geert Uytterhoeven , Michal Simek , Thomas Bogendoerfer , Dinh Nguyen , Jonas Bonn , Stefan Kristiansson , Stafford Horne , "James E.J. Bottomley" , Helge Deller , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , "David S. Miller" , Andreas Larsson , Richard Weinberger , Anton Ivanov , Johannes Berg , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Chris Zankel , Max Filippov , Arnd Bergmann , Shuah Khan , linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, linux-arch@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-api@vger.kernel.org Subject: Re: [PATCH v3 0/6] ptrace: introduce PTRACE_SET_SYSCALL_INFO API Message-ID: <20250129185149.GA25901@redhat.com> References: <20250128091445.GA8257@strace.io> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <20250128091445.GA8257@strace.io> User-Agent: Mutt/1.5.24 (2015-08-30) X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: IrQvBykdDFxLIdaKBJH3rZA39agsm-_dCpHIfMqfk7o_1738176773 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On 01/28, Dmitry V. Levin wrote: > > * ptrace: Add explicit padding to the end of struct ptrace_syscall_info, > simplify obtaining of user ptrace_syscall_info, > do not introduce PTRACE_SYSCALL_INFO_SIZE_VER0 > * ptrace: Change the return type of ptrace_set_syscall_info_* functions > from "unsigned long" to "int" > * ptrace: Add -ERANGE check to ptrace_set_syscall_info_exit, > add comments to -ERANGE checks > * ptrace: Update comments about supported syscall stops > * selftests: Extend set_syscall_info test, fix for mips n32 Again, I can't review 1-3, I know nothing about the non-x86 architectures. As for 4-6, feel free to add Reviewed-by: Oleg Nesterov