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(p200300cbc74122002adc9a8dae912e9f.dip0.t-ipconnect.de. [2003:cb:c741:2200:2adc:9a8d:ae91:2e9f]) by smtp.gmail.com with ESMTPSA id k4-20020adfe3c4000000b0033e48db23bdsm11838179wrm.100.2024.03.19.01.59.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 19 Mar 2024 01:59:55 -0700 (PDT) Message-ID: <615b39c1-a439-4fe2-aa8e-f8721dbb896a@redhat.com> Date: Tue, 19 Mar 2024 09:59:54 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] fstests: test MADV_POPULATE_READ with IO errors To: "Darrick J. Wong" Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, fstests , xfs References: <20240314161300.382526-1-david@redhat.com> <20240317165157.GE1927156@frogsfrogsfrogs> <20240317165333.GF1927156@frogsfrogsfrogs> 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 ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZgEEwEIAEICGwMGCwkIBwMCBhUIAgkKCwQW AgMBAh4BAheAAhkBFiEEG9nKrXNcTDpGDfzKTd4Q9wD/g1oFAl8Ox4kFCRKpKXgACgkQTd4Q 9wD/g1oHcA//a6Tj7SBNjFNM1iNhWUo1lxAja0lpSodSnB2g4FCZ4R61SBR4l/psBL73xktp rDHrx4aSpwkRP6Epu6mLvhlfjmkRG4OynJ5HG1gfv7RJJfnUdUM1z5kdS8JBrOhMJS2c/gPf wv1TGRq2XdMPnfY2o0CxRqpcLkx4vBODvJGl2mQyJF/gPepdDfcT8/PY9BJ7FL6Hrq1gnAo4 3Iv9qV0JiT2wmZciNyYQhmA1V6dyTRiQ4YAc31zOo2IM+xisPzeSHgw3ONY/XhYvfZ9r7W1l pNQdc2G+o4Di9NPFHQQhDw3YTRR1opJaTlRDzxYxzU6ZnUUBghxt9cwUWTpfCktkMZiPSDGd KgQBjnweV2jw9UOTxjb4LXqDjmSNkjDdQUOU69jGMUXgihvo4zhYcMX8F5gWdRtMR7DzW/YE BgVcyxNkMIXoY1aYj6npHYiNQesQlqjU6azjbH70/SXKM5tNRplgW8TNprMDuntdvV9wNkFs 9TyM02V5aWxFfI42+aivc4KEw69SE9KXwC7FSf5wXzuTot97N9Phj/Z3+jx443jo2NR34XgF 89cct7wJMjOF7bBefo0fPPZQuIma0Zym71cP61OP/i11ahNye6HGKfxGCOcs5wW9kRQEk8P9 M/k2wt3mt/fCQnuP/mWutNPt95w9wSsUyATLmtNrwccz63XOwU0EVcufkQEQAOfX3n0g0fZz Bgm/S2zF/kxQKCEKP8ID+Vz8sy2GpDvveBq4H2Y34XWsT1zLJdvqPI4af4ZSMxuerWjXbVWb T6d4odQIG0fKx4F8NccDqbgHeZRNajXeeJ3R7gAzvWvQNLz4piHrO/B4tf8svmRBL0ZB5P5A 2uhdwLU3NZuK22zpNn4is87BPWF8HhY0L5fafgDMOqnf4guJVJPYNPhUFzXUbPqOKOkL8ojk CXxkOFHAbjstSK5Ca3fKquY3rdX3DNo+EL7FvAiw1mUtS+5GeYE+RMnDCsVFm/C7kY8c2d0G NWkB9pJM5+mnIoFNxy7YBcldYATVeOHoY4LyaUWNnAvFYWp08dHWfZo9WCiJMuTfgtH9tc75 7QanMVdPt6fDK8UUXIBLQ2TWr/sQKE9xtFuEmoQGlE1l6bGaDnnMLcYu+Asp3kDT0w4zYGsx 5r6XQVRH4+5N6eHZiaeYtFOujp5n+pjBaQK7wUUjDilPQ5QMzIuCL4YjVoylWiBNknvQWBXS lQCWmavOT9sttGQXdPCC5ynI+1ymZC1ORZKANLnRAb0NH/UCzcsstw2TAkFnMEbo9Zu9w7Kv AxBQXWeXhJI9XQssfrf4Gusdqx8nPEpfOqCtbbwJMATbHyqLt7/oz/5deGuwxgb65pWIzufa N7eop7uh+6bezi+rugUI+w6DABEBAAHCwXwEGAEIACYCGwwWIQQb2cqtc1xMOkYN/MpN3hD3 AP+DWgUCXw7HsgUJEqkpoQAKCRBN3hD3AP+DWrrpD/4qS3dyVRxDcDHIlmguXjC1Q5tZTwNB boaBTPHSy/Nksu0eY7x6HfQJ3xajVH32Ms6t1trDQmPx2iP5+7iDsb7OKAb5eOS8h+BEBDeq 3ecsQDv0fFJOA9ag5O3LLNk+3x3q7e0uo06XMaY7UHS341ozXUUI7wC7iKfoUTv03iO9El5f XpNMx/YrIMduZ2+nd9Di7o5+KIwlb2mAB9sTNHdMrXesX8eBL6T9b+MZJk+mZuPxKNVfEQMQ a5SxUEADIPQTPNvBewdeI80yeOCrN+Zzwy/Mrx9EPeu59Y5vSJOx/z6OUImD/GhX7Xvkt3kq Er5KTrJz3++B6SH9pum9PuoE/k+nntJkNMmQpR4MCBaV/J9gIOPGodDKnjdng+mXliF3Ptu6 3oxc2RCyGzTlxyMwuc2U5Q7KtUNTdDe8T0uE+9b8BLMVQDDfJjqY0VVqSUwImzTDLX9S4g/8 kC4HRcclk8hpyhY2jKGluZO0awwTIMgVEzmTyBphDg/Gx7dZU1Xf8HFuE+UZ5UDHDTnwgv7E th6RC9+WrhDNspZ9fJjKWRbveQgUFCpe1sa77LAw+XFrKmBHXp9ZVIe90RMe2tRL06BGiRZr jPrnvUsUUsjRoRNJjKKA/REq+sAnhkNPPZ/NNMjaZ5b8Tovi8C0tmxiCHaQYqj7G2rgnT0kt WNyWQQ== Organization: Red Hat In-Reply-To: <20240317165333.GF1927156@frogsfrogsfrogs> 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 X-Rspamd-Queue-Id: 02B3920022 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: qjdnnpaerpd8obtyy65r984w79zcdsk5 X-HE-Tag: 1710838799-468359 X-HE-Meta: U2FsdGVkX1/lrc5sKwF+w1iWIE/+cNvA+OPR8V+gYfXhQZcnBK2Z2u9Ubua1KmotYmX8KB1CKPBFe2XR8gqwDxWy3iHozw7fH2WX9nNGdgZldEo+T0u83vVCaKuykE8vUuGogcZYwHhoqfNK25i3ivtnq2QFEYNJjCm0XBHZ+bLtEjKmzxfllUb/HP/sqL7F9amXJJbcCXW0UrekXka0ROEmijybxCrQSEuR/Yn9R50cPzx8O/hGc6n2oFPvJDy9VP1NMSA/GXlfftK/rZ3TtB8WCbvbuXnqjG0DpAT5JFsG3DsIUSgw0QNGxBhhyb5zPmnK+5FLD0UE3hPzM8ViKBIDCnZOQuQYzvr4yLPSZAPUtlUjqZhvvEl/IyiKh1w1SOX75Bl4zc09RBL7BhLtplTO3ApycSUBIjJJL7lxvOWM+b9gJ/nBYpVJhC61E73vhyjCCqjy4OhLp9sm5AG/Ok3XFUECiqt723ZPcIdueAZkZvbdsuX8DwlsXDrIBYmdK1B8Aw60PlwVwtKdsmdbuELm4AxMKmjcabx7Re6EgeUwoUWib/6t7F5/IoxMSSiytZc8/8AATDn2W1zyZ4qO+It9QkBFoKO9uWDsFFHPpobmBf3WJEK9N7PmE41aSUjSBWJBH817TKu7xyvoHs4jpkKaPtbBup1V3FgD0MDPaGrLuV7vQPcX1j32a5X6+HwREyeLbqLGDdg3vpkeY9RjFLEQJxK5DkBcOCfHnaVEOP7mwPumbq8fuh16Wf4Xs0oPHKPOjflBH84D/up4Z+woFn1VQqrLWtoZVjnvryfK6G8xLzria22jqvETCogV+5Z76rga8wzt6VRpsS4WihuGJjOLub1LEk0M00mG1d3d10IaG0MlevhcHDBNzc1VNcxriQUApMEbYEAxg8EA9GyZ3VDytTBoSZ1Io8m0nX/s4QJCQScldRk/kODccLbuC5oHLKmZDCG3SWzkksUjolX mzWBqbqC 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 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 17.03.24 17:53, Darrick J. Wong wrote: > From: Darrick J. Wong > > This is a regression test for "mm/madvise: make > MADV_POPULATE_(READ|WRITE) handle VM_FAULT_RETRY properly". > > Cc: David Hildenbrand > Signed-off-by: Darrick J. Wong > --- Thanks for including this test, very helpful! It's my first time reading fstests code, so I cannot give any feedback that would be of a lot of value. Having that said, nothing jumped at me :) -- Cheers, David / dhildenb