From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 033AFC4828D for ; Wed, 7 Feb 2024 14:35:17 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 177376B0071; Wed, 7 Feb 2024 09:35:17 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 126A46B0074; Wed, 7 Feb 2024 09:35:17 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id EC6A56B0075; Wed, 7 Feb 2024 09:35:16 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id D3A3C6B0071 for ; Wed, 7 Feb 2024 09:35:16 -0500 (EST) Received: from smtpin30.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id B0581A1B3B for ; Wed, 7 Feb 2024 14:35:16 +0000 (UTC) X-FDA: 81765255432.30.DDBB78F Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by imf18.hostedemail.com (Postfix) with ESMTP id A65BF1C0023 for ; Wed, 7 Feb 2024 14:35:14 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=M5iqqdt6; spf=pass (imf18.hostedemail.com: domain of pbonzini@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=pbonzini@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1707316514; a=rsa-sha256; cv=none; b=eAIXyDGKpb06J7dQwhu8g9uQbq8hTd3ZEPKmqQaREMGGOoYjoICugdtESyHm2DLpWYG6qp hSXSUTWXpyHCfYwlvi8iGaDtDkJUayEFIbc1itKCdTmuXf/O3UpYPelknatjUDaLpy757V DNwnbsWum7xxAq36W5unxegTSgt2UJY= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=M5iqqdt6; spf=pass (imf18.hostedemail.com: domain of pbonzini@redhat.com designates 170.10.129.124 as permitted sender) smtp.mailfrom=pbonzini@redhat.com; dmarc=pass (policy=none) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1707316514; h=from:from:sender: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:dkim-signature; bh=GS8oKSLwKnX/1OmCvP477VoPbNUPt8nzRLpvXwaBKqk=; b=VH3+5xcgBP4Q2htuNbrlNVmWIpUwxalPEs7YMoTVDQzzPOpXZhRr2HilgClLzb7i7/XlY6 25N3tu9p0kvi69L0KSBfmQtt6HgAF/JYarpYgmHw7yu0mCFSuExk32jSbAg+5F51nVaPUx ofXpK7txK+0C+MHfetN0D3WQVd21uPs= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1707316513; 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=GS8oKSLwKnX/1OmCvP477VoPbNUPt8nzRLpvXwaBKqk=; b=M5iqqdt6fMOfUpJ7w/iD60/e/WCnJ4tmWJA+TEQ3KqKN4Sk5dLVoG8GruAsn1H9VYSvUEt C3oFqXfMrLEGrxOUwhLaqTn1w2/Bt2IZxcgVglisxYSuucJxW2x8Q1ubnywW7OZmPbSh1p pgw5CwNuEQGr2uLq/4OU1HDsWkmVnfo= Received: from mail-yb1-f199.google.com (mail-yb1-f199.google.com [209.85.219.199]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-269-NGGHTN1VM8iKMvNdq-N9tg-1; Wed, 07 Feb 2024 09:35:12 -0500 X-MC-Unique: NGGHTN1VM8iKMvNdq-N9tg-1 Received: by mail-yb1-f199.google.com with SMTP id 3f1490d57ef6-dc6cd10fd4aso950799276.1 for ; Wed, 07 Feb 2024 06:35:12 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707316512; x=1707921312; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=GS8oKSLwKnX/1OmCvP477VoPbNUPt8nzRLpvXwaBKqk=; b=S96orCRwyzxgJNH1ioTF/exlai2H40VZSRag2RYYkVqewkgBbD4clVpfDCM+COTDjQ Yz6DjRNT2NQV46Q5VjyjxRCeTA/kAhLHGO1xDZF7QYdC5xV2eXsCT8HcbdzWJoJpV0gx t5GcRM4+KUopPuyQ+SQO+KYucANA8dHeKp7z91koYpO7ooQMT3WtMfZR1IqJ+370p+S2 vwQwwWXi8OmBMfrfu1AIwQbGxEkYWw2siQYW4QmSjjx4Zv1e8/ZsBwr/f8nOqYnJz/mh oQfYneF4JSo7BDARh+tr964QMNI7i004+NeRQzvflekwntAb7knwNwatue5X5qDKUcVC MC5Q== X-Forwarded-Encrypted: i=1; AJvYcCWYasHXvSeyIb3nc4UZJRqwGjG/KHxUD5GnJouV7y4r/sVUQ1fKfb+b/6P/dXqRUbCp/bmeAbdkkmvZLGLB7NGhX7w= X-Gm-Message-State: AOJu0YzXwfwsDgGfBwaXi/aC+7X8Umezgxur10dpJxB/PyKp8PCxVMJM z8oH71uB8zMejmTZUAmDWoSur7j5pDHoT+ESFXigMXcnBhZYNz0RkZOHE0Zu4VnRK429DQU9UaL 2PF0ovYbRW/nS3eLzS/WNmKOKPWmtID9ANpXvGLGZ2zIDRIBAIcyqn0uXRMdRP+GCUgaWLkgn7T NE1GjXp1UOqDDzBSqe6MQRo/8= X-Received: by 2002:a25:ac4a:0:b0:dc2:6698:2c7f with SMTP id r10-20020a25ac4a000000b00dc266982c7fmr4891930ybd.33.1707316512033; Wed, 07 Feb 2024 06:35:12 -0800 (PST) X-Google-Smtp-Source: AGHT+IHE++5w1moQLuHaAqcodu9tX5wQSeMmoBwfQu91lEa9262GLOPvEjAZwMad0/0OUSEvws/4fl6Yzjr0KEw6orY= X-Received: by 2002:a25:ac4a:0:b0:dc2:6698:2c7f with SMTP id r10-20020a25ac4a000000b00dc266982c7fmr4891893ybd.33.1707316511720; Wed, 07 Feb 2024 06:35:11 -0800 (PST) MIME-Version: 1.0 References: <20231122-vfs-eventfd-signal-v2-0-bd549b14ce0c@kernel.org> <20231122-vfs-eventfd-signal-v2-2-bd549b14ce0c@kernel.org> In-Reply-To: <20231122-vfs-eventfd-signal-v2-2-bd549b14ce0c@kernel.org> From: Paolo Bonzini Date: Wed, 7 Feb 2024 15:34:59 +0100 Message-ID: Subject: Re: [PATCH v2 2/4] eventfd: simplify eventfd_signal() To: Christian Brauner Cc: linux-fsdevel@vger.kernel.org, Christoph Hellwig , Jan Kara , Vitaly Kuznetsov , Sean Christopherson , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, David Woodhouse , Paul Durrant , Oded Gabbay , Wu Hao , Tom Rix , Moritz Fischer , Xu Yilun , Zhenyu Wang , Zhi Wang , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Daniel Vetter , Leon Romanovsky , Jason Gunthorpe , Frederic Barrat , Andrew Donnellan , Arnd Bergmann , Greg Kroah-Hartman , Eric Farman , Matthew Rosato , Halil Pasic , Vineeth Vijayan , Peter Oberparleiter , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Tony Krowiak , Jason Herne , Harald Freudenberger , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , Diana Craciun , Alex Williamson , Eric Auger , Fei Li , Benjamin LaHaise , Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , Muchun Song , Kirti Wankhede , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fpga@vger.kernel.org, intel-gvt-dev@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-rdma@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-usb@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-aio@kvack.org, cgroups@vger.kernel.org, linux-mm@kvack.org, Jens Axboe , Pavel Begunkov , io-uring@vger.kernel.org X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: A65BF1C0023 X-Stat-Signature: 5e6d4ek9xdte63hba9fycot8qkocimmf X-Rspam-User: X-HE-Tag: 1707316514-148956 X-HE-Meta: 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 Fot0lME0 JKKmZsLKZ9UXIVDdTbSvGVCt0Ay4ZZeSskGX7JU12bPa1LeYmd4yO6Bk+9dw2KxPceyDeabEj0io30Hq9F38Sh0e1znjulzFzgelC3ISAC9EWSc0N1SCh4GYiGNJJG1WD6STc 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 Wed, Nov 22, 2023 at 1:49=E2=80=AFPM Christian Brauner wrote: > > Ever since the evenfd type was introduced back in 2007 in commit > e1ad7468c77d ("signal/timer/event: eventfd core") the eventfd_signal() > function only ever passed 1 as a value for @n. There's no point in > keeping that additional argument. > > Signed-off-by: Christian Brauner > --- > arch/x86/kvm/hyperv.c | 2 +- > arch/x86/kvm/xen.c | 2 +- > virt/kvm/eventfd.c | 4 ++-- > 30 files changed, 60 insertions(+), 63 deletions(-) For KVM: Acked-by: Paolo Bonzini