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b=DCmfZXC8ocolN7E2w2r7FCkYGWPJGiL0dS0LxN9dCcUZ0cFHQnV9Q0TdKHxlP4j3EPYNpQ iCqT0jSiIx1jG254laT/1G0/2c3MdmMsbkLqzekuo+wSvNaS6EcXjNQMD7WlgtOVgQBt4F XzfkBHYAEFLjzCKPuHf+ecLUj8fWhJ0MBMcPbA4lNfCfB6u3QXMPqyKsQcYsTds1Okgm49 wbd1TyEJ4a5WDwf+J3Y2j9paAflkx+18SqwqKUNXdIEm+6AGY8kFEInSaAPJ2EZtdjxMXx 8S7sVeFCEwlZlO8fz336yxAS0QrZT90L3edLUXUv4UPac0pRY8Fu2uDWcEDWzw== Message-ID: Subject: Re: [PATCH v2] mm/mmap: Regression fix for unmapped_area{_topdown} From: Tad To: liam.howlett@oracle.com Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, rick.p.edgecombe@intel.com Date: Sat, 29 Apr 2023 10:32:02 -0400 In-Reply-To: <20230414185919.4175572-1-Liam.Howlett@oracle.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.48.1 (3.48.1-1.fc38) MIME-Version: 1.0 X-Rspamd-Queue-Id: 338CD18000E X-Stat-Signature: qmuu5ebn5gse57dakyzp8jiupxrst3o9 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1682778729-362850 X-HE-Meta: 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 EZHmx40F P9h+1K4rH+NA7nYsNe/31m4vE9stAeYu4ecGgJ6rs1J7ZdMcDHTealK4cX0zgch4b84KXJuS2r09WhjDrR+CJezxb3y8+n1ZHVGUZXOAgU4tER/A8bbcQJa/DHxnUzLWM0suMlcoLszbbshLfX8cslFz106o3XSBc09XfIlI+JrRVlgMHVKBRsuv7lEZi55jgfHPK03+ahMPZ6XoNwnFi+AqwpdVQ8jGYwnuCwx6/cBlX5y9ZDN+yfw2amWwoLnFIhbgP8cFqv6nR2uu5qtYzxaWEbmiS7oVKAyhjnrD8CcggmeAVbnAcASjDJC9/+4Qz+RTKo1BhMJ5Rk12wdu4CBP6QADdl75Mlnk0TO347TB9NA+SBGpLfi+5ZePjEPPPGyE6s5WOjcWbHQT1/chMqQ1rmVg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.415480, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This reintroduces the issue described in https://lore.kernel.org/linux-mm/cb8dc31a-fef2-1d09-f133-e9f7b9f9e77a@sony.= com/ Linux 6.2.13 can no longer successfully run the mmap-test reproducer linked there. Linux 6.2.12 passes. Regards, Tad.