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]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0263CF9C64 for ; Sun, 22 Sep 2024 16:27:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id BCFE36B0082; Sun, 22 Sep 2024 12:27:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B7EFD6B0083; Sun, 22 Sep 2024 12:27:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A6D336B0085; Sun, 22 Sep 2024 12:27:35 -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 89AE46B0082 for ; Sun, 22 Sep 2024 12:27:35 -0400 (EDT) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 3506F40E5D for ; Sun, 22 Sep 2024 16:27:35 +0000 (UTC) X-FDA: 82592904870.05.C807372 Received: from nyc.source.kernel.org (nyc.source.kernel.org [147.75.193.91]) by imf18.hostedemail.com (Postfix) with ESMTP id A13F41C0009 for ; Sun, 22 Sep 2024 16:27:32 +0000 (UTC) Authentication-Results: imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=G+dPtClJ; spf=pass (imf18.hostedemail.com: domain of jarkko@kernel.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=jarkko@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1727022418; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding:in-reply-to: references:dkim-signature; bh=nproVoOJry28qPPRYE3y3WhqDmUbgVUlN0LejTP8IUU=; b=MJ6eCW6Spvk2uzWg8+gKoNd5PGaqKNdx9f5t0Q3fMdmqU/egJDv3ongK22fn8xgQVckJ3w abtjm2+9DLIFIYo7HEfS6XlWWmJoVO6HrMWn46yHSSNfuvjJEVIjr7KVn2RenCLEtOX59G kyE3avxgNSONHOBOSrD/k3SgXUC+HCE= ARC-Authentication-Results: i=1; imf18.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=G+dPtClJ; spf=pass (imf18.hostedemail.com: domain of jarkko@kernel.org designates 147.75.193.91 as permitted sender) smtp.mailfrom=jarkko@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1727022418; a=rsa-sha256; cv=none; b=PKjiEv7ILawbUarChQJWkTXJoSPSMCch0zE9zrRqN35Imwy6YGwnvFeZqjgtm69+4yJhF4 WoPSkDQbKoMOcGadB0XwG4f/0w1M4V+TRR2m+HLB9zVj6gw9wV7aJxDM2qa/pVPQTSIzeP ig70D4eUMvzGtZPZmjgKslkWaDYpBFU= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id B1371A40F20 for ; Sun, 22 Sep 2024 16:27:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DAB96C4CEC3; Sun, 22 Sep 2024 16:27:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727022451; bh=nproVoOJry28qPPRYE3y3WhqDmUbgVUlN0LejTP8IUU=; h=Date:Subject:From:To:From; b=G+dPtClJ3i7qOGDYnjhv0WKw/nAtyxbi/5eOhfT9kEuuX2+NruoCMGfgYIVC6D0ah ZqtQcwTnnhc3znem2+qb3z6xtW8vzprFk2Vxzr+EXn1WcDDPdxn2LWh/T9faRrgnCZ SoWt7uaM/N/AOmh7AL1/1NLlxSB7fXkoc4HWbEUc4kGMNT75UUMh7FnIxr50cCyQDQ A8wg4g/1Rf1yz8Xl5atUrB+k+CnZSxT6NvZHRzp35URznauL5VoLEW3/Ns/WLjssFy r065PQ+fvtjKRZPVQ2d0WjCTx4khaZBt3uA/P1AqCkVcTqWNMGXaGexNoFN0OvoEh6 2xlV31ESBYmow== Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Sun, 22 Sep 2024 19:27:27 +0300 Message-Id: Subject: VMA merging updateds? From: "Jarkko Sakkinen" To: , X-Mailer: aerc 0.18.2 X-Rspam-User: X-Stat-Signature: ne4jir6461kigfkgkab58znjcwed8h77 X-Rspamd-Queue-Id: A13F41C0009 X-Rspamd-Server: rspam11 X-HE-Tag: 1727022452-269828 X-HE-Meta: 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 Y1IA0PKs x+m8ErDTKsc47WvnjUAfpMpK1H7v7MQalYEvS/epbja439W8mlMsSLz+hcmOKMe9vVIczJQNME34c8yPANcQWzwYEozclU2vNwscb+IUEQHg6jtUioJVW98mI9+gloXhmYCrGYnJyTFh9NdHSDNYSL5I71d029A5utyWgRkFuhlqgWkZFU4jD5iMDCQRyKg+zEwiIdabNsyYY4ySSf0UAgf1GUxTkoKwEor28hDuyCdMT9q3qDMzN25QVN1AiNHbpBf8zZo4cNjZm1rTnT+Z5I1FCSyqKl4YeAH/7Ru71Z4kyDeQFhe7ZH1cMzXRBTMhFiRbyGTAySsprxOaX/6/S8B/+goASpKHj7vbvhiDM/xuqApAWvJFjsWGmkFh75uP142Jo 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: Hi I started to look into this old issue with mm subsystem and SGX, i.e. can we make SGX VMA's to merge together? This demonstrates the problem pretty well: https://lore.kernel.org/linux-sgx/884c7ea454cf2eb0ba2e95f7c25bd42018824f97.= camel@kernel.org/ It was result of brk() syscall being applied a few times. BR, Jarkko