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 X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 11A0DC2BA1A for ; Wed, 8 Apr 2020 15:01:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D15F9206C0 for ; Wed, 8 Apr 2020 15:01:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="RPEB5PM7" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729273AbgDHPBD (ORCPT ); Wed, 8 Apr 2020 11:01:03 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:50910 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727929AbgDHPBD (ORCPT ); Wed, 8 Apr 2020 11:01:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=7j15irdsaxGX8cfTWAC6matDqLKA3gIZxxOmemamMLM=; b=RPEB5PM73ynSvK416UNxfE6GIR mZshayq2k05WAcYJu/+/rVKoK6NKG7B3MH4ANvlIlgjmk7SZQ9SVZvCi1iFzh152x1dc5HFwC6wiB qZ7+wtgUYAJ/AL1+Nrnu40kKBJNxHFgPazhMH2Ric3UWgKjdkfBZZ4L5DzjO4UWC8nOiEfakNU3sL xeYGj2y01wlVJ6IMOAIJN1BDOjqY06mtmnlOMMnimuv0Lk5fEUfE8xZSq6u7bkZB9iCd/RQJzE/kr AiM4v2OB70pEwCX5052hN8D8H6d2m6wVwy7YCb7MRCFvqlow1x10n6P0OTVWoUlmG05Xu6u09f4Jd +6y90bjw==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCCM-0006Vd-CA; Wed, 08 Apr 2020 15:01:02 +0000 Subject: Re: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc To: Christoph Hellwig , Andrew Morton , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , x86@kernel.org, David Airlie , Daniel Vetter , Laura Abbott , Sumit Semwal , Sakari Ailus , Minchan Kim , Nitin Gupta Cc: Robin Murphy , Christophe Leroy , Peter Zijlstra , linuxppc-dev@lists.ozlabs.org, linux-hyperv@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-11-hch@lst.de> From: Randy Dunlap Message-ID: Date: Wed, 8 Apr 2020 08:01:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200408115926.1467567-11-hch@lst.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On 4/8/20 4:59 AM, Christoph Hellwig wrote: > diff --git a/mm/Kconfig b/mm/Kconfig > index 36949a9425b8..614cc786b519 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -702,7 +702,7 @@ config ZSMALLOC > > config ZSMALLOC_PGTABLE_MAPPING > bool "Use page table mapping to access object in zsmalloc" > - depends on ZSMALLOC > + depends on ZSMALLOC=y It's a bool so this shouldn't matter... not needed. > help > By default, zsmalloc uses a copy-based object mapping method to > access allocations that span two pages. However, if a particular -- ~Randy 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 X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 6F0AEC2BA1A for ; Wed, 8 Apr 2020 15:07:54 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2202E2082F for ; Wed, 8 Apr 2020 15:07:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="RPEB5PM7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2202E2082F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 48y71g2J9gzDqVR for ; Thu, 9 Apr 2020 01:07:51 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=rdunlap@infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=bombadil.20170209 header.b=RPEB5PM7; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 48y6st4cy9zDql8 for ; Thu, 9 Apr 2020 01:01:06 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=7j15irdsaxGX8cfTWAC6matDqLKA3gIZxxOmemamMLM=; b=RPEB5PM73ynSvK416UNxfE6GIR mZshayq2k05WAcYJu/+/rVKoK6NKG7B3MH4ANvlIlgjmk7SZQ9SVZvCi1iFzh152x1dc5HFwC6wiB qZ7+wtgUYAJ/AL1+Nrnu40kKBJNxHFgPazhMH2Ric3UWgKjdkfBZZ4L5DzjO4UWC8nOiEfakNU3sL xeYGj2y01wlVJ6IMOAIJN1BDOjqY06mtmnlOMMnimuv0Lk5fEUfE8xZSq6u7bkZB9iCd/RQJzE/kr AiM4v2OB70pEwCX5052hN8D8H6d2m6wVwy7YCb7MRCFvqlow1x10n6P0OTVWoUlmG05Xu6u09f4Jd +6y90bjw==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCCM-0006Vd-CA; Wed, 08 Apr 2020 15:01:02 +0000 Subject: Re: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc To: Christoph Hellwig , Andrew Morton , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , x86@kernel.org, David Airlie , Daniel Vetter , Laura Abbott , Sumit Semwal , Sakari Ailus , Minchan Kim , Nitin Gupta References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-11-hch@lst.de> From: Randy Dunlap Message-ID: Date: Wed, 8 Apr 2020 08:01:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200408115926.1467567-11-hch@lst.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-s390@vger.kernel.org, Peter Zijlstra , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, bpf@vger.kernel.org, Robin Murphy , linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi, On 4/8/20 4:59 AM, Christoph Hellwig wrote: > diff --git a/mm/Kconfig b/mm/Kconfig > index 36949a9425b8..614cc786b519 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -702,7 +702,7 @@ config ZSMALLOC > > config ZSMALLOC_PGTABLE_MAPPING > bool "Use page table mapping to access object in zsmalloc" > - depends on ZSMALLOC > + depends on ZSMALLOC=y It's a bool so this shouldn't matter... not needed. > help > By default, zsmalloc uses a copy-based object mapping method to > access allocations that span two pages. However, if a particular -- ~Randy 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 X-Spam-Level: X-Spam-Status: No, score=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 9A81CC2BA16 for ; Wed, 8 Apr 2020 15:01:08 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 70F53206C0 for ; Wed, 8 Apr 2020 15:01:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="RPEB5PM7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 70F53206C0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 44037204C5; Wed, 8 Apr 2020 15:01:08 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IegujtiIpYnF; Wed, 8 Apr 2020 15:01:07 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 7870520456; Wed, 8 Apr 2020 15:01:07 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 5FC45C1D7E; Wed, 8 Apr 2020 15:01:07 +0000 (UTC) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id 87176C0177 for ; Wed, 8 Apr 2020 15:01:05 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 82C2E87BFE for ; Wed, 8 Apr 2020 15:01:05 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7uNv6U5vv59B for ; Wed, 8 Apr 2020 15:01:03 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by hemlock.osuosl.org (Postfix) with ESMTPS id A3B3887B6D for ; Wed, 8 Apr 2020 15:01:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=7j15irdsaxGX8cfTWAC6matDqLKA3gIZxxOmemamMLM=; b=RPEB5PM73ynSvK416UNxfE6GIR mZshayq2k05WAcYJu/+/rVKoK6NKG7B3MH4ANvlIlgjmk7SZQ9SVZvCi1iFzh152x1dc5HFwC6wiB qZ7+wtgUYAJ/AL1+Nrnu40kKBJNxHFgPazhMH2Ric3UWgKjdkfBZZ4L5DzjO4UWC8nOiEfakNU3sL xeYGj2y01wlVJ6IMOAIJN1BDOjqY06mtmnlOMMnimuv0Lk5fEUfE8xZSq6u7bkZB9iCd/RQJzE/kr AiM4v2OB70pEwCX5052hN8D8H6d2m6wVwy7YCb7MRCFvqlow1x10n6P0OTVWoUlmG05Xu6u09f4Jd +6y90bjw==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCCM-0006Vd-CA; Wed, 08 Apr 2020 15:01:02 +0000 Subject: Re: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc To: Christoph Hellwig , Andrew Morton , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , x86@kernel.org, David Airlie , Daniel Vetter , Laura Abbott , Sumit Semwal , Sakari Ailus , Minchan Kim , Nitin Gupta References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-11-hch@lst.de> From: Randy Dunlap Message-ID: Date: Wed, 8 Apr 2020 08:01:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200408115926.1467567-11-hch@lst.de> Content-Language: en-US Cc: Christophe Leroy , linux-arch@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-s390@vger.kernel.org, Peter Zijlstra , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, bpf@vger.kernel.org, Robin Murphy , linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi, On 4/8/20 4:59 AM, Christoph Hellwig wrote: > diff --git a/mm/Kconfig b/mm/Kconfig > index 36949a9425b8..614cc786b519 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -702,7 +702,7 @@ config ZSMALLOC > > config ZSMALLOC_PGTABLE_MAPPING > bool "Use page table mapping to access object in zsmalloc" > - depends on ZSMALLOC > + depends on ZSMALLOC=y It's a bool so this shouldn't matter... not needed. > help > By default, zsmalloc uses a copy-based object mapping method to > access allocations that span two pages. However, if a particular -- ~Randy _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu 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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 32912C2D0EA for ; Wed, 8 Apr 2020 15:02:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 054962076D for ; Wed, 8 Apr 2020 15:02:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="EH85k45l" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 054962076D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CDIlhI53oq76/wk5KOUxOsCTqGBIeViU5+JQQgFHdFU=; b=EH85k45laCa5Kz jWg6zl0zVxDoeoAA6K1A42utyJGy3BI3ammyI6pdroE7usU05j7wItiNtTETIgLX3EFa7Fm8cSAmU 05DrIq2Z9bm/+vc/I4kuF1DIhXY4TKaseoSQ3Dh7jSSNzIZH6ecr0mlTihWjtRNhhddWnL6gEbevZ Te4ttZiOE5xEYVPnjFHst6kdddc2Ez1zcX1VC3DgtilMjxkN4uAyhxarneR649ZyZqrvwgeD++Ig+ poddEbktR9B/oghcodkfZtpEgPsBNiu03cIHWBaqzUZmpFmxHeW9y2HOBFEtBgolPfSbbMa5SJTJj 1DbBtej9T977mdjRY/wA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCDv-0006lr-3Z; Wed, 08 Apr 2020 15:02:39 +0000 Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCCM-0006Vd-CA; Wed, 08 Apr 2020 15:01:02 +0000 Subject: Re: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc To: Christoph Hellwig , Andrew Morton , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , x86@kernel.org, David Airlie , Daniel Vetter , Laura Abbott , Sumit Semwal , Sakari Ailus , Minchan Kim , Nitin Gupta References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-11-hch@lst.de> From: Randy Dunlap Message-ID: Date: Wed, 8 Apr 2020 08:01:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200408115926.1467567-11-hch@lst.de> Content-Language: en-US X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christophe Leroy , linux-arch@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-s390@vger.kernel.org, Peter Zijlstra , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, bpf@vger.kernel.org, Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On 4/8/20 4:59 AM, Christoph Hellwig wrote: > diff --git a/mm/Kconfig b/mm/Kconfig > index 36949a9425b8..614cc786b519 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -702,7 +702,7 @@ config ZSMALLOC > > config ZSMALLOC_PGTABLE_MAPPING > bool "Use page table mapping to access object in zsmalloc" > - depends on ZSMALLOC > + depends on ZSMALLOC=y It's a bool so this shouldn't matter... not needed. > help > By default, zsmalloc uses a copy-based object mapping method to > access allocations that span two pages. However, if a particular -- ~Randy _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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 X-Spam-Level: X-Spam-Status: No, score=-5.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 1E59EC2BB55 for ; Thu, 9 Apr 2020 07:34:12 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EB71C206F7 for ; Thu, 9 Apr 2020 07:34:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="RPEB5PM7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EB71C206F7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7D2606EB72; Thu, 9 Apr 2020 07:33:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1D4D08997E for ; Wed, 8 Apr 2020 15:01:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=7j15irdsaxGX8cfTWAC6matDqLKA3gIZxxOmemamMLM=; b=RPEB5PM73ynSvK416UNxfE6GIR mZshayq2k05WAcYJu/+/rVKoK6NKG7B3MH4ANvlIlgjmk7SZQ9SVZvCi1iFzh152x1dc5HFwC6wiB qZ7+wtgUYAJ/AL1+Nrnu40kKBJNxHFgPazhMH2Ric3UWgKjdkfBZZ4L5DzjO4UWC8nOiEfakNU3sL xeYGj2y01wlVJ6IMOAIJN1BDOjqY06mtmnlOMMnimuv0Lk5fEUfE8xZSq6u7bkZB9iCd/RQJzE/kr AiM4v2OB70pEwCX5052hN8D8H6d2m6wVwy7YCb7MRCFvqlow1x10n6P0OTVWoUlmG05Xu6u09f4Jd +6y90bjw==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jMCCM-0006Vd-CA; Wed, 08 Apr 2020 15:01:02 +0000 Subject: Re: [PATCH 10/28] mm: only allow page table mappings for built-in zsmalloc To: Christoph Hellwig , Andrew Morton , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , x86@kernel.org, David Airlie , Daniel Vetter , Laura Abbott , Sumit Semwal , Sakari Ailus , Minchan Kim , Nitin Gupta References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-11-hch@lst.de> From: Randy Dunlap Message-ID: Date: Wed, 8 Apr 2020 08:01:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200408115926.1467567-11-hch@lst.de> Content-Language: en-US X-Mailman-Approved-At: Thu, 09 Apr 2020 07:33:24 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christophe Leroy , linux-arch@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-s390@vger.kernel.org, Peter Zijlstra , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, bpf@vger.kernel.org, Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Hi, On 4/8/20 4:59 AM, Christoph Hellwig wrote: > diff --git a/mm/Kconfig b/mm/Kconfig > index 36949a9425b8..614cc786b519 100644 > --- a/mm/Kconfig > +++ b/mm/Kconfig > @@ -702,7 +702,7 @@ config ZSMALLOC > > config ZSMALLOC_PGTABLE_MAPPING > bool "Use page table mapping to access object in zsmalloc" > - depends on ZSMALLOC > + depends on ZSMALLOC=y It's a bool so this shouldn't matter... not needed. > help > By default, zsmalloc uses a copy-based object mapping method to > access allocations that span two pages. However, if a particular -- ~Randy _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel