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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81205C433EF for ; Fri, 22 Apr 2022 06:01:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233391AbiDVGET (ORCPT ); Fri, 22 Apr 2022 02:04:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233372AbiDVGER (ORCPT ); Fri, 22 Apr 2022 02:04:17 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D517A4F9FE for ; Thu, 21 Apr 2022 23:01:19 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id s14so8607018plk.8 for ; Thu, 21 Apr 2022 23:01:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=qV9vbQDU/KegsjTpwvOeQzuPHBDHRU9NkTUmfe4BtOM=; b=E60OpJIMR6X62J2F5nuw4yDNTkHOyZ11wmmlaC8a/PdQ0v3AAPFzAH9i1m0KF1SP89 0skofww5qoUW+zR4z4qwD+L/8j5AbYclkfQ3R5krfJeHrFOZMg/Dml0zgwxT7bX9ulb0 UpBP5ScMBSNmGTr+2uFkqVDLtgYkqujeqUm7mIy96UtD1dsnNbw/zOUhD0SQKyFMkCEy ZIqWVVVOfKeOpgBY89enYHG38qzTkHEMdF5GRIns8aD2OYZBzumySwlFsXEzNUfuDa6D CJdkr3a7LGC340qbJ4/U+N7n+GSy0G1yTRH78bZTVnd/QJvTteuRxzludieLme4ziMu5 r72g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=qV9vbQDU/KegsjTpwvOeQzuPHBDHRU9NkTUmfe4BtOM=; b=MLNbkIugSzE2iLK3AxXq1L7UASNeq80idoJbe8QrbsNKKnOB7rAGu2gCzK4B1G/Zp9 z0AnMlRKTa34Gv+4b9z9hwC1I0EkkFBy98T8H4QwgiOKJwqdOSIrdNw6+ZZtxir1kPgp tj9gJ2RI/4litZE5JakpqkYif3BCRBn5paBNeKhSM+qxwP+sg9NsAg1hzgK+zaAuhz66 qVW1sdR+i1aQNYk7CGvEfsH+h8h4m4Nmf0Pcpx6fU4alp6O48ZYlircWZGlV6pRuzJG4 qz2oPF040OO1zLVKq9MbUmCj9ad86BwOXcnSZVa+3E1DiEdKR7HO9yOPRrsA3WhlhEaa cfOg== X-Gm-Message-State: AOAM533eoKxA/B6Guuwk/jjXqlDnLbeXVNzzZdzNZmatyUUufOksN+lX KT+D3xUvAtvfr+aoF949XgU= X-Google-Smtp-Source: ABdhPJxmHc2+7DensBM27RMw0lX++k/HB+Saw3G963hFQN+fDA/0+8ohL5KesEMbM9hgjOMRFEJ1Yg== X-Received: by 2002:a17:90a:178e:b0:1d2:e998:85e1 with SMTP id q14-20020a17090a178e00b001d2e99885e1mr14342960pja.234.1650607278946; Thu, 21 Apr 2022 23:01:18 -0700 (PDT) Received: from bobo.ozlabs.ibm.com (193-116-116-20.tpgi.com.au. [193.116.116.20]) by smtp.gmail.com with ESMTPSA id y16-20020a637d10000000b00381268f2c6fsm998607pgc.4.2022.04.21.23.01.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Apr 2022 23:01:18 -0700 (PDT) From: Nicholas Piggin To: Paul Menzel Cc: Nicholas Piggin , x86@kernel.org, Song Liu , "Edgecombe, Rick P" , "Torvalds, Linus" , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 0/2] Request to test fix for "x86/Kconfig: select HAVE_ARCH_HUGE_VMALLOC with HAVE_ARCH_HUGE_VMAP)" Date: Fri, 22 Apr 2022 16:01:04 +1000 Message-Id: <20220422060107.781512-1-npiggin@gmail.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Paul, If it's not too much trouble would you be able to run your test case https://lore.kernel.org/all/14444103-d51b-0fb3-ee63-c3f182f0b546@molgen.mpg.de/ on upstream tree plus these two patches to see if any errors persist? To be clear, you shouldn't see such issues with upstream now, but I would like to see if they are solved with this fix when we re-enable huge vmalloc for drivers. Thanks, Nick Nicholas Piggin (2): mm/vmalloc: huge vmalloc backing pages should be split rather than compound Revert "vmalloc: replace VM_NO_HUGE_VMAP with VM_ALLOW_HUGE_VMAP" arch/Kconfig | 6 ++-- arch/powerpc/kernel/module.c | 2 +- arch/s390/kvm/pv.c | 7 ++++- include/linux/vmalloc.h | 4 +-- mm/vmalloc.c | 53 +++++++++++++++++++----------------- 5 files changed, 41 insertions(+), 31 deletions(-) -- 2.35.1