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b=obdfKwqpZsX/GP+rmROdAhoiPpdQEdBr9Jj7Rl06Nfa127mXROHBHWLvwnp50YwGI /YZ+UsX7cEGVrA/NlsN/ZmrphOIrXjK7JrEmAmFBRWAgN8uW5s/x50anYbX74Sn/gl f2gB+7AhCDKUc+iCIEM7ITUzOg1M+lyGNNmIelCOCNR/JtiLvJZdWy8sFih5IdiJr7 1w+cmIkB5rBHrfI/BsQ+1KYZ5BCKORWAsmNjLP5rgpFHpKY1l4quPqXzaibN6sdmgx gvmf86im7mIGJm1Fr3umwigcl56+qHWMYtXHq9ixoF2EMEzalm0fJbiS9ZGdw59n6t E5/+z6oD5w3FA== Date: Tue, 3 Feb 2026 20:24:45 +0200 From: Mike Rapoport To: Jordan Richards Cc: dmatlack@google.com, jasonmiu@google.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, pasha.tatashin@soleen.com, pratyush@kernel.org, shuah@kernel.org Subject: Re: [PATCH] selftests/liveupdate: add end to end test infrastructure and scripts Message-ID: References: <20260202214859.662889-1-jordanrichards@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260202214859.662889-1-jordanrichards@google.com> X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 8ACD0180010 X-Stat-Signature: go3jega1s9nr7wqes87ekzyghpknbspr X-Rspam-User: X-HE-Tag: 1770143092-644416 X-HE-Meta: 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 kj4mnSrR 5ZATrTqYxDX2HXjwLVwpHK+TXHlzh6CTG2bbT6EzJFeD8NwRoclhnvoVp7rjalU5IxZZkVrDtfJF0oztCLWUoTJymmPEhQlbOZRzEBxWDOb3fl/bwutd7oO+zylvV0I60PsbcFP2JFiYUcpPqdZDaH3g9YuWuNIT7GEroQqpfzMurk8XQ8Yk4JXYPpiAPBn9+/D4wUFdDEGRxmkJWiNvz/f2LVaaYxMgVz18tTLbncVP6O3WuJayVkI+dwtN34znyCOIRbZ9gunU21j57zyeBpfsvkQ== 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 Mon, Feb 02, 2026 at 09:48:59PM +0000, Jordan Richards wrote: > Hi Mike, > > Thanks for the feedback. > > >> +int sys_ftruncate(int fd, off_t length) > >> +{ > >> + return my_syscall2(__NR_ftruncate, fd, length); > >> +} > >> + > >> +int ftruncate(int fd, off_t length) > >> +{ > >> + return __sysret(sys_ftruncate(fd, length)); > >> +} > > > > These should be added to nolibc I suppose. > > I notice that nolibc has its own tree. If I patch nolibc/sys.h, > will those changes make their way there? Or should I avoid modifying > nolibc/sys.h and keep this local copy for now, to be removed if/when > ftruncate is added to nolibc? I think you can make this a set of two patches: the first that adds ftruncate to nolibc and the second with LUO test. Then with an Ack from nolibc maintainer both can be merged via Andrew's tree. -- Sincerely yours, Mike.