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Fri, 18 Aug 2023 16:03:42 -0700 (PDT) Date: Fri, 18 Aug 2023 16:03:41 -0700 In-Reply-To: Mime-Version: 1.0 References: <20230718234512.1690985-29-seanjc@google.com> Message-ID: Subject: Re: [RFC PATCH v11 28/29] KVM: selftests: Add basic selftest for guest_memfd() From: Sean Christopherson To: Ackerley Tng Cc: pbonzini@redhat.com, maz@kernel.org, oliver.upton@linux.dev, chenhuacai@kernel.org, mpe@ellerman.id.au, anup@brainfault.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, willy@infradead.org, akpm@linux-foundation.org, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, chao.p.peng@linux.intel.com, tabba@google.com, jarkko@kernel.org, yu.c.zhang@linux.intel.com, vannapurve@google.com, mail@maciej.szmigiero.name, vbabka@suse.cz, david@redhat.com, qperret@google.com, michael.roth@amd.com, wei.w.wang@intel.com, liam.merwick@oracle.com, isaku.yamahata@gmail.com, kirill.shutemov@linux.intel.com Content-Type: text/plain; charset="us-ascii" X-Rspamd-Queue-Id: 9BD2B18002A X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: 9gxhfoqgx4pdbpjhffz587wnw98to148 X-HE-Tag: 1692399823-69008 X-HE-Meta: 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 DvP6HTnV 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Aug 07, 2023, Ackerley Tng wrote: > Sean Christopherson writes: > > + ret = fallocate(fd, FALLOC_FL_KEEP_SIZE, total_size + page_size, page_size); > > + TEST_ASSERT(ret, "fallocate beginning at total_size should fail"); > > This should be > > TEST_ASSERT(ret, "fallocate beginning after total_size should fail"); Roger that, I'll push a fixup commit directly to kvm-x86/guest_memfd. Thanks!