From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BEDC86FD0 for ; Thu, 6 Apr 2023 14:14:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1680790493; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=B/VuXtyuOduGMa5ZSVvX0YV7CAkGWIAjStnAR0rgErI=; b=XRkonhnrmG7TAsmdnjM7H7M0ESl2FoEIqROgUHYWMR867qdfkCD+a0tSaaHzt7ufAs/0Ng eC3Jst0KsX4bugUg6x1k+NyabuMoS+TTljyIFQ4YhsRlgdlLl8ollh40wdD5DfV+oDlgMk Xp6AKHaUb47+oPJXgyF2X+bVGx4Kr+w= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-407-soT3_CBgOhu0Vt8PF5jkZA-1; Thu, 06 Apr 2023 10:14:52 -0400 X-MC-Unique: soT3_CBgOhu0Vt8PF5jkZA-1 Received: by mail-wr1-f70.google.com with SMTP id e15-20020adfa44f000000b002d7ea9d6ef0so4911895wra.8 for ; Thu, 06 Apr 2023 07:14:52 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680790491; x=1683382491; h=content-transfer-encoding:in-reply-to:organization:from:references :cc:to:content-language:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=B/VuXtyuOduGMa5ZSVvX0YV7CAkGWIAjStnAR0rgErI=; b=Qvds2uu9GdTV+S71iOXZnZ+QwhPy0jQbzLY90i5XRNRjXD8CcyRxIpcBp+dyUGqXcN 4ExAV/uscEi3QdY9McYliLCtf6ad+GeTnbO7qzSIlJPERpXtgPTFRfvS5tS7cBbwb2HL TCuCnRlwtdejYaRo4p2mYH2YqU0bzFyiV3z83hwTADoVIPefY3PGw121Jmuu0LJYf6xZ 0NKyrMeJjqxeacar/dj0T/UaEIEuChvTkEHgScg5/QhcUQAK7s4h6naSSZrcG+HMJyZY pjeXiCes3/c+y0hMd+/cbO3Dvl0osSMW4Hzm6eb1gssqr/PZKzv+dPTltP7fdH5n2OoD 2P0Q== X-Gm-Message-State: AAQBX9cCEJrou3kQmDrJnMtcxIbeMtZzKmhcmR2chG7wIK3UNIM4e83v F2PP89KYRtn17J9RoaBkDsppgSIImOExp6Q5X1pnsYElHH4nzC+/Hbl2Xqyg5bTu7JYXHoDGLaD iDta2w35tdxCtF62BNg== X-Received: by 2002:a1c:cc15:0:b0:3ef:561d:255d with SMTP id h21-20020a1ccc15000000b003ef561d255dmr6768194wmb.41.1680790491517; Thu, 06 Apr 2023 07:14:51 -0700 (PDT) X-Google-Smtp-Source: AKy350ZtIq3UeLwNBpMRIQtwhyNqEaPwt8QiZdNhkpjpFMM9Z/XHAeZlxlSD5BXz8r8GJQVI3pJKwA== X-Received: by 2002:a1c:cc15:0:b0:3ef:561d:255d with SMTP id h21-20020a1ccc15000000b003ef561d255dmr6768177wmb.41.1680790491211; Thu, 06 Apr 2023 07:14:51 -0700 (PDT) Received: from ?IPV6:2a09:80c0:192:0:5dac:bf3d:c41:c3e7? ([2a09:80c0:192:0:5dac:bf3d:c41:c3e7]) by smtp.gmail.com with ESMTPSA id n37-20020a05600c3ba500b003f0652084b8sm5300179wms.20.2023.04.06.07.14.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 06 Apr 2023 07:14:50 -0700 (PDT) Message-ID: Date: Thu, 6 Apr 2023 16:14:49 +0200 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH v2 5/6] debugfs: add debugfs_create_atomic64_t for atomic64_t To: David Laight , 'Christophe Leroy' , 'Luis Chamberlain' , Linus Torvalds Cc: "patches@lists.linux.dev" , "linux-modules@vger.kernel.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "pmladek@suse.com" , "petr.pavlu@suse.com" , "prarit@redhat.com" , "gregkh@linuxfoundation.org" , "rafael@kernel.org" , "tglx@linutronix.de" , "peterz@infradead.org" , "song@kernel.org" , "rppt@kernel.org" , "dave@stgolabs.net" , "willy@infradead.org" , "vbabka@suse.cz" , "mhocko@suse.com" , "dave.hansen@linux.intel.com" , "colin.i.king@gmail.com" , "jim.cromie@gmail.com" , "catalin.marinas@arm.com" , "jbaron@akamai.com" , "rick.p.edgecombe@intel.com" References: <20230405022702.753323-1-mcgrof@kernel.org> <20230405022702.753323-6-mcgrof@kernel.org> <979c8cf9ab2d4fcba811adc0c563b8bb@AcuMS.aculab.com> <48f2c6f2-f776-be29-7d74-67f1b6cf5467@csgroup.eu> <6ba49055a1a343e8b50f808f91438e39@AcuMS.aculab.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <6ba49055a1a343e8b50f808f91438e39@AcuMS.aculab.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 06.04.23 15:48, David Laight wrote: > From: Christophe Leroy >> Sent: 06 April 2023 14:38 > ... >> On powerpc 'long long' is 64 bits on both PPC32 and PPC64. > > It probably in on x85-64 as well. > By brain is getting frazzled. > > On 64bit long long ought to be 128bit. I might have been living under a rock, but the only requirement I am aware of is for long long to be at least 64bit wide. AFAIK, that is also the case on s390x and aarch64. -- Thanks, David / dhildenb