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[74.12.30.48]) by smtp.gmail.com with ESMTPSA id s5-20020a05620a0bc500b006b555509398sm15545231qki.136.2022.07.19.14.23.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Jul 2022 14:23:43 -0700 (PDT) Date: Tue, 19 Jul 2022 17:23:41 -0400 From: Peter Xu To: Axel Rasmussen Cc: Alexander Viro , Andrew Morton , Dave Hansen , "Dmitry V . Levin" , Gleb Fotengauer-Malinovskiy , Hugh Dickins , Jan Kara , Jonathan Corbet , Mel Gorman , Mike Kravetz , Mike Rapoport , Nadav Amit , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , zhangyi , linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v4 4/5] userfaultfd: update documentation to describe /dev/userfaultfd Message-ID: References: <20220719195628.3415852-1-axelrasmussen@google.com> <20220719195628.3415852-5-axelrasmussen@google.com> MIME-Version: 1.0 In-Reply-To: <20220719195628.3415852-5-axelrasmussen@google.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1658265826; a=rsa-sha256; cv=none; b=EOMjtWzc6m77GVL1AEMjt2fNwuar2bHSurdINUW+aP2w2fnPr/X4usl453l/zKTp1Da9W8 uiKdAvAooo6bOQfV2qJcvfOglXkFkG8HCmfHL2679VVL8wCQTyWv95Kzp/gbWQdKQ6HnvX lYdp0YoNCz88vW6ZmuGfaR1YbuFJmo4= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=curO7x0T; spf=none (imf18.hostedemail.com: domain of peterx@redhat.com has no SPF policy when checking 170.10.129.124) smtp.mailfrom=peterx@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=1658265826; 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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=V5XmcYFINzq7Zfp1ZH6JYE8dP3xg797dDa/g7sWMt+4=; b=g5ILb+rXCNtKisVuUTKoQEjhWz3mPJeYO5x3W2LU9j0OQpl5nIi5KIzCsQEDVGMfbgxDrM pvLR17HHjBnVbcx4LLP72xLfTUnH806mk+FBETtsR87phRS4ySmYmm8cxs3FTinyEv1z8T DAOjnaNbBy5NYF6Hseqe8rjwM+Pk6RA= X-Stat-Signature: y8yqcsrwkcbebu9cp8ggjcnpuh9q4gf4 X-Rspamd-Queue-Id: 395C91C0084 Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=curO7x0T; spf=none (imf18.hostedemail.com: domain of peterx@redhat.com has no SPF policy when checking 170.10.129.124) smtp.mailfrom=peterx@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1658265826-676843 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: On Tue, Jul 19, 2022 at 12:56:27PM -0700, Axel Rasmussen wrote: > Explain the different ways to create a new userfaultfd, and how access > control works for each way. > > Signed-off-by: Axel Rasmussen Acked-by: Peter Xu -- Peter Xu