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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 44582CA1016 for ; Thu, 11 Sep 2025 09:19:57 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A2F4C8E000C; Thu, 11 Sep 2025 05:19:56 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9DFAE8E0001; Thu, 11 Sep 2025 05:19:56 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8A76E8E000C; Thu, 11 Sep 2025 05:19:56 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 735108E0001 for ; Thu, 11 Sep 2025 05:19:56 -0400 (EDT) Received: from smtpin16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 0157B1403E5 for ; Thu, 11 Sep 2025 09:19:55 +0000 (UTC) X-FDA: 83876422392.16.ED5FBE7 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf26.hostedemail.com (Postfix) with ESMTP id A20E6140002 for ; Thu, 11 Sep 2025 09:19:53 +0000 (UTC) Authentication-Results: imf26.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=iemrPylm; spf=pass (imf26.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1757582393; 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=jqvxrFGoKwzq6HOXbEZWonCN2PoHo7ME/A2UQBvA62k=; b=BJfeaDTf0GDWlD63emFIKGTUFvb0J0XRJt7sHpgVgU+A+a2SC/unIOmyR7Xy44V2FfZNRW ZBf5BgsDpB5Sp+MaWtVF+Cn1Bwt6B2K29BanToCeKTX8r1uD+ebrYYv+MomWuJF7zOqpp3 q/xXZA6jCbDOVZqJaESdKRdgBBCpGDg= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1757582393; a=rsa-sha256; cv=none; b=UJ0IDlNe4xWdGc/uYhtIqRAndZwV+/syc05wgnxnnuoStbeIai0FcHFAjPeUQSRIKQkqdD s9pi+ZbvHjOzqvlGotjm2dEs2XHzf+1gYYiZeEUQa7RoEHVZOfoxT89i9Ga987jwnUNGKs FiZ9LQtGTlvNuvdILymJ+CT2AE22j40= ARC-Authentication-Results: i=1; imf26.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=iemrPylm; spf=pass (imf26.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1757582392; 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:autocrypt:autocrypt; bh=jqvxrFGoKwzq6HOXbEZWonCN2PoHo7ME/A2UQBvA62k=; b=iemrPylmkZwDDK5vbt1fMM0fly8CU4AgDdrnyhKL5zeYyNyikFHEPUpq/EA0jcauNHQiBN GCxyq3Am4hSc3P2dM1Fj230fXaiOCPMEP/9hvXKXRaziOhp7r9z3L10p2xtq3NMxFEaFYM INF2hqKWzKJycBrcxGSeRfcnnIlFVUo= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-298-lkhJm3s4OfaouIHNkpPosQ-1; Thu, 11 Sep 2025 05:19:51 -0400 X-MC-Unique: lkhJm3s4OfaouIHNkpPosQ-1 X-Mimecast-MFC-AGG-ID: lkhJm3s4OfaouIHNkpPosQ_1757582390 Received: by mail-wm1-f72.google.com with SMTP id 5b1f17b1804b1-45de07b831dso3204895e9.1 for ; Thu, 11 Sep 2025 02:19:51 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757582390; x=1758187190; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :from:references:cc:to:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=jqvxrFGoKwzq6HOXbEZWonCN2PoHo7ME/A2UQBvA62k=; b=xCdeYjH2PSZifsFTpfOPVaMAK74gpqT9kZAxh/2NtLaxe+SnrB8dSnXpdDA9CeC1wC VfzmMCBT1asVQcS0XO0JSvKgBGs2NWlShdW6FEIlDL/OsyeBoNsRfZmnNDyiZforuyO5 q9iqbEV4ofLbSQZihmBsbYEz7/q9caeq8XsGCT4r0483MDaDMp6fhW4cqJZTNzZRfIJh uoqiDHhqcGF79gkIclvKW0LbFkC23ukv2nunzJFioPrXQZT66tXQWcLbZZ7v/tIkZ1Df J1+gb1zci3iF1VgZEfs+A08f/Zxr7pQvUhgLLoucgrftydC6o8OcAPz19wiAp3ItN8V4 inqQ== X-Forwarded-Encrypted: i=1; AJvYcCUHQaXZ3Ez1FP0e8chjv/Sb7QTEMu8HvU2uFMcc2NLC5F7AKxSN9QmmEV5xX0Bpfrn0metD7seM2A==@kvack.org X-Gm-Message-State: AOJu0YzfmvI4bZ8WICHnCEZbe7xal0iSOgvR2g9B57JZv2EF9f8XLcc1 bcoc2PdeQxdT35D7wZ50jInTAjjNIDfsI1yI1gGxjIfHZtUwkoylS5kWkczuFmosVoYk5kkQaNb iJePOQ/DW6PNTYpV752KdJL9X7tpvtIzBiNDGTc7QJQwbJN4WNedk X-Gm-Gg: ASbGncvp7gZuQYw+ZVWZop4izqwxzJfDcmn42g0ZYXQNLY6/fKruKjENS2mY2m7Tqij VmJANIXBIdPLYZh/ZJvLHGEN+3XaxdqQnIvQB8Z/Wyx6qpYYxE5/zzbRH3gNfgd3fzk6Sd2JgkB IeC2Xb4szA1IPxEayA/tFqiSrcmwponEjAew9EqtKSxEQyGPVWfL6GalVydzpfpcx2zrcbczfy2 SX+OXrm9uNKuAQSRane5EyOFNTQpgdzGrw9fwnZtLQW4nCCsv9Gwit23wRu5xnVbpcnWKvW6NFg D1av+K2vRtgs2c9YEJZvge76Fpbc9JrpFueTGrEkHyjw1fG09Zcf4n2mg53h1pTsOoZsdu7pMtI /4ssORUEbwgUt153UIqichn4MtvVdqFUIMfMFcniVty8fU7nrqIZzlUI3pFMX+2w5j5w= X-Received: by 2002:a05:600c:1c2a:b0:45d:f88f:9304 with SMTP id 5b1f17b1804b1-45df88f9508mr49652555e9.30.1757582389997; Thu, 11 Sep 2025 02:19:49 -0700 (PDT) X-Google-Smtp-Source: AGHT+IElPcM9LFtALiOOskZX2/Ss/9NXKYHViXTmcmi6lQqEpUEj+KyQ+W4vYPkCN10SgIv6EX1K1w== X-Received: by 2002:a05:600c:1c2a:b0:45d:f88f:9304 with SMTP id 5b1f17b1804b1-45df88f9508mr49652285e9.30.1757582389541; Thu, 11 Sep 2025 02:19:49 -0700 (PDT) Received: from ?IPV6:2003:d8:2f42:b000:db8b:7655:f60f:812b? (p200300d82f42b000db8b7655f60f812b.dip0.t-ipconnect.de. [2003:d8:2f42:b000:db8b:7655:f60f:812b]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45e01519a47sm10642965e9.2.2025.09.11.02.19.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Sep 2025 02:19:48 -0700 (PDT) Message-ID: <185efd78-56b6-49b8-9c8c-b5363ad70a6d@redhat.com> Date: Thu, 11 Sep 2025 11:19:46 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1 1/9] mm/mmap: Move exit_mmap() trace point To: "Liam R. Howlett" , Andrew Morton Cc: maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Lorenzo Stoakes , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Jann Horn , Pedro Falcato , Charan Teja Kalla , shikemeng@huaweicloud.com, kasong@tencent.com, nphamcs@gmail.com, bhe@redhat.com, baohua@kernel.org, chrisl@kernel.org, Matthew Wilcox References: <20250909190945.1030905-1-Liam.Howlett@oracle.com> <20250909190945.1030905-2-Liam.Howlett@oracle.com> From: David Hildenbrand Autocrypt: addr=david@redhat.com; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <20250909190945.1030905-2-Liam.Howlett@oracle.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: tb4oEvQxigEiipUaLa7Vg6tdYbzgBXt-EDIzxFQ0f4o_1757582390 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: cope5ae6wo1tp9411u1feruesmwbqrac X-Rspam-User: X-Rspamd-Queue-Id: A20E6140002 X-Rspamd-Server: rspam10 X-HE-Tag: 1757582393-83508 X-HE-Meta: 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 KUIRAMqT 0MPObxoxjxu+zwdIpgThN36WmCv06vX7e9JlG7GRih6Wntg9bn1kjfrB++We/x6kf/pV5z3pRx0rlu0hUgnk8LoI3+R1pQW924ZztFlpVCmghDrG8i8qz1yZ1ovtrX5i06lC7gzyXIpVO4sjS7qjJg9UJkIc3boT0CnE+BOlLEfefxdN+19o9SvupqX/wcAe2ehJd40zykFLhDVKhE291iqWSWlpBeG9VmBZlgn6UT8SHDcmGiX2Qn9b4dR2Jb3UtXiQj2XgAfGQxiiDCacTLWNWC+zw0gpzqA9qN+j6wr9Wni4PWyAel6OoQknFr9cZZ4vs/l3EXDhGBL2UTxyXi4BTtGgJaqKWz6dibc1Oiu4ncp3wQdE+F3vJ8I1Vc8pOizvXrSLq2on6avunYrcT2hjI24dROW0t8TcLAalhzHje0Wa7G++aSaF6a8KO7qPcmOLwoI1Sv+VGWlMUoiUgxkq5rG8Mukqpj9ELw 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 09.09.25 21:09, Liam R. Howlett wrote: > Move the trace point later in the function so that it is not skipped in > the event of a failed fork. > > Acked-by: Chris Li > Reviewed-by: Lorenzo Stoakes > Signed-off-by: Liam R. Howlett > --- > mm/mmap.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/mm/mmap.c b/mm/mmap.c > index 5fd3b80fda1d5..b07b3ec5e28f5 100644 > --- a/mm/mmap.c > +++ b/mm/mmap.c > @@ -1310,9 +1310,9 @@ void exit_mmap(struct mm_struct *mm) Reviewed-by: David Hildenbrand -- Cheers David / dhildenb