Message ID | 20230720163056.2564824-1-vschneid@redhat.com (mailing list archive) |
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Headers | show
Return-Path: <owner-linux-mm@kvack.org> 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 388EFEB64DA for <linux-mm@archiver.kernel.org>; Thu, 20 Jul 2023 16:31:50 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C896828012E; Thu, 20 Jul 2023 12:31:49 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C130828004C; Thu, 20 Jul 2023 12:31:49 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A3E8828012E; Thu, 20 Jul 2023 12:31:49 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 8D84828004C for <linux-mm@kvack.org>; Thu, 20 Jul 2023 12:31:49 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 3D82D1C8882 for <linux-mm@kvack.org>; Thu, 20 Jul 2023 16:31:49 +0000 (UTC) X-FDA: 81032531538.04.5E36D99 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf26.hostedemail.com (Postfix) with ESMTP id DA2E5140019 for <linux-mm@kvack.org>; Thu, 20 Jul 2023 16:31:46 +0000 (UTC) Authentication-Results: imf26.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b="QR/ph88P"; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf26.hostedemail.com: domain of vschneid@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=vschneid@redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1689870707; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:references:dkim-signature; bh=itPzsUWzfa/0r+cdUWVW66YAXwbafCm93m3nlhq1CyM=; b=7DgtfjkNrFnC9Ibdzovf4F0cXfbTZ73ZguKjuFUZF8TJxZMjkCQm5oBGGK771yYf5jbOSj fNVTACA7qulwTUCssIXLdtOePw7+sZztOAgnXkGJr6tPUQQmoIghiGI1dea9se7metzTTt n0kvDhcpFc7IUjBrtpWDMmd4kwpbZ0E= ARC-Authentication-Results: i=1; imf26.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b="QR/ph88P"; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf26.hostedemail.com: domain of vschneid@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=vschneid@redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1689870707; a=rsa-sha256; cv=none; b=P7CKQsUPjk/cDoLna2vYyyjGwWgC2L80bEKWqE1rauhoQfLfAroL250tEoj8a4zlXQ0hSU tx354dqQ+uhU6B+q0rPKoDGf0us3x2AsBo2y26c/FC6/5XcMv2Mz55UnbgqD0XxXHCNbPZ yqJmbAka7nSHs1OcDTMSXHPOjaBBOcg= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1689870706; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=itPzsUWzfa/0r+cdUWVW66YAXwbafCm93m3nlhq1CyM=; b=QR/ph88PvctF+8xmzru3f9/sI6XTNpSrmbo31B+8hjWEjK2BQYd5HIdSMrxTHBzLNKZjzG AHYqKNUqn0LcSRmgWWR5qL2UbZjXyZRb8fxYwq9Hrsv3q4IZnvMQG66TJ46pHaRq5/mR46 rIwhVpQkDbv6A+OGm5zzp2rux8l9i0A= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-668-S2s6ay7gNwe_HYPF87xsVQ-1; Thu, 20 Jul 2023 12:31:44 -0400 X-MC-Unique: S2s6ay7gNwe_HYPF87xsVQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 3CF61101A54E; Thu, 20 Jul 2023 16:31:40 +0000 (UTC) Received: from vschneid.remote.csb (unknown [10.42.28.48]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8B00840C206F; Thu, 20 Jul 2023 16:31:29 +0000 (UTC) From: Valentin Schneider <vschneid@redhat.com> To: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, linux-mm@kvack.org, bpf@vger.kernel.org, x86@kernel.org, rcu@vger.kernel.org, linux-kselftest@vger.kernel.org Cc: Steven Rostedt <rostedt@goodmis.org>, Masami Hiramatsu <mhiramat@kernel.org>, Jonathan Corbet <corbet@lwn.net>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, Dave Hansen <dave.hansen@linux.intel.com>, "H. Peter Anvin" <hpa@zytor.com>, Paolo Bonzini <pbonzini@redhat.com>, Wanpeng Li <wanpengli@tencent.com>, Vitaly Kuznetsov <vkuznets@redhat.com>, Andy Lutomirski <luto@kernel.org>, Peter Zijlstra <peterz@infradead.org>, Frederic Weisbecker <frederic@kernel.org>, "Paul E. McKenney" <paulmck@kernel.org>, Neeraj Upadhyay <quic_neeraju@quicinc.com>, Joel Fernandes <joel@joelfernandes.org>, Josh Triplett <josh@joshtriplett.org>, Boqun Feng <boqun.feng@gmail.com>, Mathieu Desnoyers <mathieu.desnoyers@efficios.com>, Lai Jiangshan <jiangshanlai@gmail.com>, Zqiang <qiang.zhang1211@gmail.com>, Andrew Morton <akpm@linux-foundation.org>, Uladzislau Rezki <urezki@gmail.com>, Christoph Hellwig <hch@infradead.org>, Lorenzo Stoakes <lstoakes@gmail.com>, Josh Poimboeuf <jpoimboe@kernel.org>, Jason Baron <jbaron@akamai.com>, Kees Cook <keescook@chromium.org>, Sami Tolvanen <samitolvanen@google.com>, Ard Biesheuvel <ardb@kernel.org>, Nicholas Piggin <npiggin@gmail.com>, Juerg Haefliger <juerg.haefliger@canonical.com>, Nicolas Saenz Julienne <nsaenz@kernel.org>, "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>, Nadav Amit <namit@vmware.com>, Dan Carpenter <error27@gmail.com>, Chuang Wang <nashuiliang@gmail.com>, Yang Jihong <yangjihong1@huawei.com>, Petr Mladek <pmladek@suse.com>, "Jason A. Donenfeld" <Jason@zx2c4.com>, Song Liu <song@kernel.org>, Julian Pidancet <julian.pidancet@oracle.com>, Tom Lendacky <thomas.lendacky@amd.com>, Dionna Glaze <dionnaglaze@google.com>, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= <linux@weissschuh.net>, Juri Lelli <juri.lelli@redhat.com>, Daniel Bristot de Oliveira <bristot@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>, Yair Podemsky <ypodemsk@redhat.com> Subject: [RFC PATCH v2 00/20] context_tracking,x86: Defer some IPIs until a user->kernel transition Date: Thu, 20 Jul 2023 17:30:36 +0100 Message-Id: <20230720163056.2564824-1-vschneid@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 X-Rspamd-Queue-Id: DA2E5140019 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: 3ihm9t1gsdqabqf8yphjwzatnwonbb81 X-HE-Tag: 1689870706-423611 X-HE-Meta: U2FsdGVkX18kjXCntugyQjcWd8cZzjvaqYcv+RZrBtvEI3sHyC8LW8MGxb32yaVCWuSnLxk6gZtkmQL9gGaZ6y+VlNjzRexMet0nlt5Km1P4nCaNakJ5sgUvVM4TtLAlTA9GKrg5sgZoF5c9614sY2YLt86Xs5C+0fkLU7zWs2M5/grswK8rwBGZFIjs+juy6hW30ctbq8MxlLvLaelpADzouMLV7mFV3S9Ez3sL9koqjxUXwBZJgnFY0/BId16ZIkkx8qt5zlaVc5Tv6zvAljld+pzIXTbtUbI3WnPOa+rAyZGzOp3jQbOd1vhu650YGigwhV9AT9BP+S0w9Fkwp7Wk6vdwCeBqWyFwqtc/iLVDepmSA2H5G//Kx20NC1WNfP3cQC3NWxT/XZrUjbw3ffW2WxAwfWqnTE1EDg6hvhoVYr4B5B09pO+IgTUWzH8AtGwSndHPzSspibUjOaN6Ti8CGRwosGioTS9tVcdSU7KQMisbJ9dgTOXyDxMdy6eFmf2YapCXz0uoWpUEMCV3B+vnvlegWe3AAUfF/MKqsfSmhKqqfBTfCOWEalpreQwh87o07xZoECBrNuRDVdAkYt8rf8nwKtQCMX5RA/9Fo0yABA9znPK+trSDMqo56Nrc94jZB13dkzdEWMpkjWOTgh/cT2q5GgU6ZV/WZ7fxmURr02iMT4hscT4v9HvV7w3HHD14htGnrafQHD6JlxLLSzgtltsPCJ2OU8hl/1Ef45Hg0hdMDtfS1FsS5lQpTMxYfickuB6BF08ajZk7J5wt4n6Gq0RK05CztvhL3hfEZI+a4VZEG96I1+VPNaEPPl0k3tRjO8b6M7fgm6y4ZwH6JMV9/u6SQ0tBYC09FGd4RKT/YWFcugkm51sfwoyaS6B0EKjWID9EWMYWHKAC/th93rXJXomIp+IghdosETYexmGkqUpPDF2SLZRt3h537SO5oxfgaB7mx5s54qzwXRF +tkyJXTD +lbdjblAOpnkHXBl5fEUxk+P9TXpr6+yy9lAeFI+9vwAdohpdI8BiD+NuJ9b2HisqeiRXsLUklVbpW6LwEAOLCNIERnkNbfbHxaKIenGGQG0kYtvPOfaKvshzCTZ7+R779ezOqCOecf0GxtJcQKKB8ZTkxfkUJegRcfnDJ13Mjnp5RkUwgRnfatBjnE/qdQOblBrO0+RHRs4QibmdhboRCdSO7+oWT3hrOHffaRbe4uTnzZazl8wzysDDO8Fpo6XQlozOQWWvoBcf8Z3LXJPrMmGl9ilov0+88mSrH+9Mw48mY3qDAE7DzRTcN5em1s3ULd+TZ9ED1fHIIirFFcrHExWeYrDCNzsK03QUcuRr8aRPMsebrHMOIkEJV9BRfd/uBGm1G1bDNAJI4FKlnsGBKLe9g8CqxqKK6awNk4ePJoVSrXatMAM7BQUDx5fOWeurKIyrwmXMb/bP2bTkxYWAYyLLjjIsRK0PDDmE 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: <linux-mm.kvack.org> |
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context_tracking,x86: Defer some IPIs until a user->kernel transition
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