From patchwork Wed Apr 7 01:44:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michel Lespinasse X-Patchwork-Id: 12186437 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B0687C433ED for ; Wed, 7 Apr 2021 01:45:18 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5CEEA61165 for ; Wed, 7 Apr 2021 01:45:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5CEEA61165 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=lespinasse.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 185538D0001; Tue, 6 Apr 2021 21:45:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D78756B0082; Tue, 6 Apr 2021 21:45:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 873166B008A; Tue, 6 Apr 2021 21:45:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0239.hostedemail.com [216.40.44.239]) by kanga.kvack.org (Postfix) with ESMTP id 477C66B0085 for ; Tue, 6 Apr 2021 21:45:07 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 057A0180ACF8F for ; Wed, 7 Apr 2021 01:45:07 +0000 (UTC) X-FDA: 78003877854.27.4305DB0 Received: from server.lespinasse.org (server.lespinasse.org [63.205.204.226]) by imf02.hostedemail.com (Postfix) with ESMTP id A24DB40002C6 for ; Wed, 7 Apr 2021 01:44:58 +0000 (UTC) DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-11-ed; t=1617759902; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=9K/3R1jhcIp0kkAhPFf8lQIqNdjGzS/Dm2et+ThCVUU=; b=HZg/9fcGH82GArMwzKRhgd90k9JTjmE0UcCqxUku3rDl/DNQoea5vEv+M1GVlvq2t5dFM o2dx1RgPy8IXCEPBg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-11-rsa; t=1617759902; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=9K/3R1jhcIp0kkAhPFf8lQIqNdjGzS/Dm2et+ThCVUU=; b=alyEbiamP4Wh9jF+Cx2z90l+ZloP7zp+sCdFqGMTrBl+ngldVXVxZFPfgoVFLtRW+aOvr w6NEEz/icCe8JtewfJfXSqdFKXwsuLj8L4yIU57lYCc0csIkmQXnIbNRH+P4/8dtGGhXJej ajivCfQ7cuXMtobqJclVzCilRXtrRCGS74qXlHBbu4Wa1RBeKgaSEI9lACDFGUNHyepK3j1 9Y82GPymzoZOKcFghOl4lzJvjkX5TsBoqSFpjOnPEcu9ciMWyzuzpXJeIL4iVk6NNR4KoyL zUrtAX7SGcN3sJaa4P1JJSwXkv6gN5VzeapLU0UDYhiiEmf30KHXCCp5NiQA== Received: from zeus.lespinasse.org (zeus.lespinasse.org [10.0.0.150]) by server.lespinasse.org (Postfix) with ESMTPS id 8BF7D160244; Tue, 6 Apr 2021 18:45:02 -0700 (PDT) Received: by zeus.lespinasse.org (Postfix, from userid 1000) id 7E43919F31F; Tue, 6 Apr 2021 18:45:02 -0700 (PDT) From: Michel Lespinasse To: Linux-MM Cc: Laurent Dufour , Peter Zijlstra , Michal Hocko , Matthew Wilcox , Rik van Riel , Paul McKenney , Andrew Morton , Suren Baghdasaryan , Joel Fernandes , Rom Lemarchand , Linux-Kernel , Michel Lespinasse Subject: [RFC PATCH 06/37] x86/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Date: Tue, 6 Apr 2021 18:44:31 -0700 Message-Id: <20210407014502.24091-7-michel@lespinasse.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210407014502.24091-1-michel@lespinasse.org> References: <20210407014502.24091-1-michel@lespinasse.org> MIME-Version: 1.0 X-Rspamd-Queue-Id: A24DB40002C6 X-Stat-Signature: 3dd84t1jjxyn8ri1kmm4ac7wp599orsp X-Rspamd-Server: rspam02 Received-SPF: none (lespinasse.org>: No applicable sender policy available) receiver=imf02; identity=mailfrom; envelope-from=""; helo=server.lespinasse.org; client-ip=63.205.204.226 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1617759898-98310 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: Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT so that the speculative fault handling code can be compiled on this architecture. Signed-off-by: Michel Lespinasse --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 2792879d398e..a93e4ed7040e 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -33,6 +33,7 @@ config X86_64 select NEED_DMA_MAP_STATE select SWIOTLB select ARCH_HAS_ELFCORE_COMPAT + select ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT config FORCE_DYNAMIC_FTRACE def_bool y