Message ID | 20220128131006.67712-33-michel@lespinasse.org (mailing list archive) |
---|---|
State | New |
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 1C962C433F5 for <linux-mm@archiver.kernel.org>; Fri, 28 Jan 2022 13:11:00 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 82F306B008A; Fri, 28 Jan 2022 08:10:15 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 6E8A36B00A4; Fri, 28 Jan 2022 08:10:15 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 99D1A6B008A; Fri, 28 Jan 2022 08:10:14 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0199.hostedemail.com [216.40.44.199]) by kanga.kvack.org (Postfix) with ESMTP id 814E06B009F for <linux-mm@kvack.org>; Fri, 28 Jan 2022 08:10:13 -0500 (EST) Received: from smtpin06.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 48C6691E4B for <linux-mm@kvack.org>; Fri, 28 Jan 2022 13:10:13 +0000 (UTC) X-FDA: 79079729106.06.4EBB877 Received: from server.lespinasse.org (server.lespinasse.org [63.205.204.226]) by imf30.hostedemail.com (Postfix) with ESMTP id D526E8000C for <linux-mm@kvack.org>; Fri, 28 Jan 2022 13:10:12 +0000 (UTC) DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-52-ed; t=1643375407; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=hJIKChkB8VHiAv0wjag4cY+zBFGl6h7s8aJLFAJ4t0k=; b=Oyga/3lCe/RtyePrIqDmFLWhX0WM4mw25anmtIa6D8dSMSzDkLudB3p1WZ9iuB7b0C2pS eHBPvV4iuqF+1dfBQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-52-rsa; t=1643375407; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=hJIKChkB8VHiAv0wjag4cY+zBFGl6h7s8aJLFAJ4t0k=; b=UsMUlczIw2jWjOR5SBzHQnYm9vx8Q0Npk09M/ESPvhfFkeTqtcANk3M9DqGLJRlfmqctP aXhM1bdRoDv/uV17HzEB/CfGYygE0r5zLawZTdSKm8lOScN6cotkIoMmXwS6NZx8/ndbtDR CtLcYcf7Q+yhYzFs766riGUBWIYS8IPqkElBrJV3oOZ2nN9rNQFZGZ4ZnwP9MDSH0X409G6 UQWDalHyrq+/0D6y2FwuoFRRrSxZyLfr6es3W8xkSvUK0ouTQhRgOm3+PBCokIL5ueLe99n eyedRbdNwHfm/c9v4K6IlG4cs1EzJGVjlBsaQy/R+2NNuEoCEKmHM7S4fsJw== Received: from zeus.lespinasse.org (zeus.lespinasse.org [10.0.0.150]) by server.lespinasse.org (Postfix) with ESMTPS id 41B2D160ADF; Fri, 28 Jan 2022 05:10:07 -0800 (PST) Received: by zeus.lespinasse.org (Postfix, from userid 1000) id 252BB20FB3; Fri, 28 Jan 2022 05:10:07 -0800 (PST) From: Michel Lespinasse <michel@lespinasse.org> To: Linux-MM <linux-mm@kvack.org>, linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org> Cc: kernel-team@fb.com, Laurent Dufour <ldufour@linux.ibm.com>, Jerome Glisse <jglisse@google.com>, Peter Zijlstra <peterz@infradead.org>, Michal Hocko <mhocko@suse.com>, Vlastimil Babka <vbabka@suse.cz>, Davidlohr Bueso <dave@stgolabs.net>, Matthew Wilcox <willy@infradead.org>, Liam Howlett <liam.howlett@oracle.com>, Rik van Riel <riel@surriel.com>, Paul McKenney <paulmck@kernel.org>, Song Liu <songliubraving@fb.com>, Suren Baghdasaryan <surenb@google.com>, Minchan Kim <minchan@google.com>, Joel Fernandes <joelaf@google.com>, David Rientjes <rientjes@google.com>, Axel Rasmussen <axelrasmussen@google.com>, Andy Lutomirski <luto@kernel.org>, Michel Lespinasse <michel@lespinasse.org> Subject: [PATCH v2 32/35] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Date: Fri, 28 Jan 2022 05:10:03 -0800 Message-Id: <20220128131006.67712-33-michel@lespinasse.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220128131006.67712-1-michel@lespinasse.org> References: <20220128131006.67712-1-michel@lespinasse.org> MIME-Version: 1.0 X-Rspam-User: nil X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: D526E8000C X-Stat-Signature: xku9i8zutkz9mk9qy1djbbcmp11nndg9 Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=lespinasse.org header.s=srv-52-ed header.b="Oyga/3lC"; dkim=pass header.d=lespinasse.org header.s=srv-52-rsa header.b=UsMUlczI; spf=pass (imf30.hostedemail.com: domain of walken@lespinasse.org designates 63.205.204.226 as permitted sender) smtp.mailfrom=walken@lespinasse.org; dmarc=pass (policy=none) header.from=lespinasse.org X-HE-Tag: 1643375412-788441 Content-Transfer-Encoding: quoted-printable 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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Speculative page faults
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diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 6978140edfa4..e764329b11a7 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -222,6 +222,7 @@ config ARM64 select THREAD_INFO_IN_TASK select HAVE_ARCH_USERFAULTFD_MINOR if USERFAULTFD select TRACE_IRQFLAGS_SUPPORT + select ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT help ARM 64-bit (AArch64) Linux support.
Set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT so that the speculative fault handling code can be compiled on this architecture. Signed-off-by: Michel Lespinasse <michel@lespinasse.org> --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+)