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[99.254.121.117]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-6a15f1872f8sm6962456d6.55.2024.05.09.06.25.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 May 2024 06:25:56 -0700 (PDT) Date: Thu, 9 May 2024 09:25:55 -0400 From: Peter Xu To: Oscar Salvador Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Muchun Song , Axel Rasmussen , Liu Shixin Subject: Re: [PATCH 0/2] Minor fixups for hugetlb fault path Message-ID: References: <20240509100148.22384-1-osalvador@suse.de> MIME-Version: 1.0 In-Reply-To: <20240509100148.22384-1-osalvador@suse.de> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline X-Rspam-User: X-Rspamd-Queue-Id: F1DA3C001E X-Rspamd-Server: rspam06 X-Stat-Signature: 6rw18cy1zdrdefk74p9ryfq7im7suz6b X-HE-Tag: 1715261162-86725 X-HE-Meta: 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 nfhtn1G/ gvYk/raQIjjVFmzyY3rG51ZAlIbpRNN/FtomApGvqbeABSovBeBT1Ar1VKRSX3bFFw6qXpIkPN91hBU/fRg3JuJK11MxuKF512TbgpRvnZF7AFEtY8DL6ULBvsZRhvAZs6WFp7vELTgt4elstQ+CVJU73oYsmZLe9qWmGPT0UG/bTy//zofmWvM43d1mUfQawZHywwulKk8s7lZjVcJyeB6WaIBog/TPtPaVcTTPdwiBFPSbeSokzyLN/BN4VnadKoFP/wHXrRiZ6ZLgv1V37aRbWNae/lFyM7w9fQHZadXwvyqHTQjqgH7CDIFRqHytDYtG5Gi9vGsaI9ReeyMRk64JhyMe5ZzU3vNSsopsPnd7PSejHubOAYPz1I7nvksLBL/ZxucnDnleuNNoFIHG9F7lUvKOPR9e1ykOnm2aHv3lbhIk= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000097, 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 Thu, May 09, 2024 at 12:01:46PM +0200, Oscar Salvador wrote: > Hi, > > this series contains a couple of fixups for hugetlb_fault and hugetlb_wp > respectively, where a VM_FAULT_SET_HINDEX call was missing. > > I did not bother with a Fixes tag because the missing piece here is that > we will not report to userspace the right extension of the faulty area > by adjusting struct kernel_siginfo.si_addr_lsb, but I do not consider that > to be a big issue because I assume that userspace already knows the size > of the mapping anyway. Acked-by: Peter Xu -- Peter Xu