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Thu, 15 Aug 2024 12:12:35 +0000 (GMT) Date: Thu, 15 Aug 2024 14:12:33 +0200 From: Alexander Gordeev To: "Matthew Wilcox (Oracle)" , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Claudio Imbrenda , Christian Borntraeger Cc: linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-um@lists.infradead.org, x86@kernel.org Subject: Re: [PATCH 4/5] s390: Remove custom definition of mk_pte() Message-ID: References: <20240814154427.162475-1-willy@infradead.org> <20240814154427.162475-5-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240814154427.162475-5-willy@infradead.org> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 35RWKvcTfZLS9yX681VV333VTIEl95d- X-Proofpoint-ORIG-GUID: 35RWKvcTfZLS9yX681VV333VTIEl95d- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-15_03,2024-08-15_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxlogscore=306 spamscore=0 mlxscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 adultscore=0 impostorscore=0 clxscore=1011 lowpriorityscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2407110000 definitions=main-2408150087 X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 11067C0018 X-Stat-Signature: 6d4cqxcd4de6wtwyh5iykpsrcskbcyu4 X-Rspam-User: X-HE-Tag: 1723723972-866044 X-HE-Meta: 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 bKfSLK+K P8OtgmalylY+xnwOJCm0QpnNRb3555w+X3BEL3vSfP3UuHHZYwK2AMTIK7vJWMwiP7BLfV4I0YjYenFT73TqI069Cj1HQXBLQ50Pxtqi2b7IcrBb/pfTzYka/V8gmoyOrq1JTaGiFlFuZwvjWwKciI8KzR7YE2d/2a5Eua5/Eed7i/lzE7zyP4rQ0F/cdj7AIUhq5RpVlrxJaPj5u2aqBIH2SGEbbkdEkm+oSo4ryonUqR8uViAHdaJFh5X90VAp17gy1kbEVDOBB2fUR0yfiMA1ybLg1sGFluQp1ZPMd27k9VqlzY8QPhcmvf3T68J4G4IJCkMH9gPoPEeA= X-Bogosity: Ham, tests=bogofilter, spamicity=0.002844, 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, Aug 14, 2024 at 04:44:24PM +0100, Matthew Wilcox (Oracle) wrote: Hi Matthew, > I believe the test for PageDirty() is no longer needed. The > commit adding it was abf09bed3cce with the rationale that this > avoided faults for tmpfs and shmem pages. shmem does not mark > newly allocated folios as dirty since 2016 (commit 75edd345e8ed) > so this test has been ineffective since then. We will investigate if that is really safe thing to do. Some people on vacation, so we might be not too quick with the response. > Signed-off-by: Matthew Wilcox (Oracle) > --- > arch/s390/include/asm/pgtable.h | 11 ----------- > 1 file changed, 11 deletions(-) ... Thanks!