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[2003:cb:c708:b000:acda:b420:16aa:6b67]) by smtp.gmail.com with ESMTPSA id u4-20020adfed44000000b0020373d356f8sm295983wro.84.2022.03.08.06.26.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Mar 2022 06:26:37 -0800 (PST) Message-ID: <1338e4bf-015d-3323-1b8e-3a9e80d254a1@redhat.com> Date: Tue, 8 Mar 2022 15:26:36 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 1/3] mm: vmalloc: introduce array allocation functions To: Paolo Bonzini , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: Michael Ellerman , Andrew Morton , Dennis Zhou , Tejun Heo , Christoph Lameter , Johannes Weiner , Michal Hocko , Vladimir Davydov , linux-mm@kvack.org, cgroups@vger.kernel.org, stable@vger.kernel.org References: <20220308105918.615575-1-pbonzini@redhat.com> <20220308105918.615575-2-pbonzini@redhat.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20220308105918.615575-2-pbonzini@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 692CB20002 X-Stat-Signature: 1531qa5xyjq6qo9zc4pcqbjxqcbufbpm Authentication-Results: imf31.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=VUbf0wIK; spf=none (imf31.hostedemail.com: domain of david@redhat.com has no SPF policy when checking 170.10.133.124) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Rspam-User: X-HE-Tag: 1646749602-411723 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000002, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 08.03.22 11:59, Paolo Bonzini wrote: > Linux has dozens of occurrences of vmalloc(array_size()) and > vzalloc(array_size()). Allow to simplify the code by providing > vmalloc_array and vcalloc, as well as the underscored variants that let > the caller specify the GFP flags. > > Cc: stable@vger.kernel.org > Cc: linux-mm@kvack.org > Signed-off-by: Paolo Bonzini Reviewed-by: David Hildenbrand -- Thanks, David / dhildenb