From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELvSIc/o5QTn8aVWlhSFz4n6M6XLOdnMqNSBdzU0ymkjGCRsk/B2LIECaYNc9lK2S6iryofi ARC-Seal: i=1; a=rsa-sha256; t=1521239662; cv=none; d=google.com; s=arc-20160816; b=lQkrO83hdcZi2C9FbpfbYY7vTSRVGT2IKriotFnqEfC9ZT50blo5+AenlEAi9MgfgL rpWSbID3C+rgpJQomRs6C4/AvzZ+Buaj5dwHZlOP6Yfx8i9fGAfLV4I2jjvrFUbPqpjF MtKSWl8T1YyTgPkBqypLB1UMdMpaEB+Fr13/0oEgAHdLq1bplnYt0zFzMFe0NhwQpd7g M8WnNbZxvtLdZ2+J/EXutfGZr1hvKqnrVHJjmnP2ie+cMbUJ7bBE4WB3lHeonAZT3e7T G1HMD1FUyFagxKy/+1wpQIx58BVZV74ejb5G2XmxRa+CgYFypxuuZXo0PGYlZ4IKa3bX 2VKw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:cc:references:to:subject:arc-authentication-results; bh=UFEyHjU6Cjd3F5x6R6oLItpgzxKp1ncjjt7W0Q089EM=; b=w01r7fJGzfHHdNSOfjmbwFy6o/fVGuGScDI9oB9UZF1pSmYWKBi5E/NghWIWJMjg+i zLW3VG9pPhvZika3lL6W0njkPz9vB5iaPbTW+tMuX29NW8FGflcHQ3NyeFgH5BAFLIWB kn+WOm+QmTofoF3VQbtz1/ePEGQc6eK+ueSbvH3RLMfY8XY6niIqxGx/yKVVGx9MF4/J l8Mr9kk25v0Cg2Lh4Iok53VNg8vy9QTP6OnzPFCVLX+FWwqTXkJ734DcOghkN3TyBdFO vXGhmASYOs2jARnMvpLEOeQhvddt0/6vUrvYdH32VuqR0lyv+rYjWsfdv7hW16NGH575 Qbbw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kselftest-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kselftest-owner@vger.kernel.org Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kselftest-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kselftest-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752377AbeCPWeG (ORCPT ); Fri, 16 Mar 2018 18:34:06 -0400 Received: from mga03.intel.com ([134.134.136.65]:27546 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752286AbeCPWeE (ORCPT ); Fri, 16 Mar 2018 18:34:04 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,317,1517904000"; d="scan'208";a="25373621" Subject: Re: [PATCH v12 21/22] selftests/vm: sub-page allocator To: Ram Pai , shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org References: <1519264541-7621-1-git-send-email-linuxram@us.ibm.com> <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, akpm@linux-foundation.org, benh@kernel.crashing.org, paulus@samba.org, khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, ebiederm@xmission.com, arnd@arndb.de From: Dave Hansen Message-ID: Date: Fri, 16 Mar 2018 15:33:56 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kselftest-owner@vger.kernel.org X-Mailing-List: linux-kselftest@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593064477181029892?= X-GMAIL-MSGID: =?utf-8?q?1595135400032068544?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On 02/21/2018 05:55 PM, Ram Pai wrote: ... > @@ -888,6 +917,7 @@ void setup_hugetlbfs(void) > void *(*pkey_malloc[])(long size, int prot, u16 pkey) = { > > malloc_pkey_with_mprotect, > + malloc_pkey_with_mprotect_subpage, > malloc_pkey_anon_huge, > malloc_pkey_hugetlb > /* can not do direct with the pkey_mprotect() API: I think I'd rather have an #ifdef on the array entries than have the malloc entry do nothing on x86. Maybe have a ppc-specific section at the end? From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-4.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_HI,T_RP_MATCHES_RCVD autolearn=ham autolearn_force=no version=3.4.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 8745F7E66E for ; Fri, 16 Mar 2018 22:34:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752326AbeCPWeF (ORCPT ); Fri, 16 Mar 2018 18:34:05 -0400 Received: from mga03.intel.com ([134.134.136.65]:27546 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752286AbeCPWeE (ORCPT ); Fri, 16 Mar 2018 18:34:04 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Mar 2018 15:34:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,317,1517904000"; d="scan'208";a="25373621" Received: from ray.jf.intel.com (HELO [10.7.201.16]) ([10.7.201.16]) by orsmga007.jf.intel.com with ESMTP; 16 Mar 2018 15:34:03 -0700 Subject: Re: [PATCH v12 21/22] selftests/vm: sub-page allocator To: Ram Pai , shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org References: <1519264541-7621-1-git-send-email-linuxram@us.ibm.com> <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, akpm@linux-foundation.org, benh@kernel.crashing.org, paulus@samba.org, khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, ebiederm@xmission.com, arnd@arndb.de From: Dave Hansen Message-ID: Date: Fri, 16 Mar 2018 15:33:56 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On 02/21/2018 05:55 PM, Ram Pai wrote: ... > @@ -888,6 +917,7 @@ void setup_hugetlbfs(void) > void *(*pkey_malloc[])(long size, int prot, u16 pkey) = { > > malloc_pkey_with_mprotect, > + malloc_pkey_with_mprotect_subpage, > malloc_pkey_anon_huge, > malloc_pkey_hugetlb > /* can not do direct with the pkey_mprotect() API: I think I'd rather have an #ifdef on the array entries than have the malloc entry do nothing on x86. Maybe have a ppc-specific section at the end? -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: dave.hansen at intel.com (Dave Hansen) Date: Fri, 16 Mar 2018 15:33:56 -0700 Subject: [PATCH v12 21/22] selftests/vm: sub-page allocator In-Reply-To: <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> References: <1519264541-7621-1-git-send-email-linuxram@us.ibm.com> <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Message-ID: On 02/21/2018 05:55 PM, Ram Pai wrote: ... > @@ -888,6 +917,7 @@ void setup_hugetlbfs(void) > void *(*pkey_malloc[])(long size, int prot, u16 pkey) = { > > malloc_pkey_with_mprotect, > + malloc_pkey_with_mprotect_subpage, > malloc_pkey_anon_huge, > malloc_pkey_hugetlb > /* can not do direct with the pkey_mprotect() API: I think I'd rather have an #ifdef on the array entries than have the malloc entry do nothing on x86. Maybe have a ppc-specific section at the end? -- To unsubscribe from this list: send the line "unsubscribe linux-kselftest" in the body of a message to majordomo at vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: dave.hansen@intel.com (Dave Hansen) Date: Fri, 16 Mar 2018 15:33:56 -0700 Subject: [PATCH v12 21/22] selftests/vm: sub-page allocator In-Reply-To: <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> References: <1519264541-7621-1-git-send-email-linuxram@us.ibm.com> <1519264541-7621-22-git-send-email-linuxram@us.ibm.com> Message-ID: Content-Type: text/plain; charset="UTF-8" Message-ID: <20180316223356.1sPnyCdnJXznqSOjzQh2dKOQhWyqBBAPcOQ88MCQh8g@z> On 02/21/2018 05:55 PM, Ram Pai wrote: ... > @@ -888,6 +917,7 @@ void setup_hugetlbfs(void) > void *(*pkey_malloc[])(long size, int prot, u16 pkey) = { > > malloc_pkey_with_mprotect, > + malloc_pkey_with_mprotect_subpage, > malloc_pkey_anon_huge, > malloc_pkey_hugetlb > /* can not do direct with the pkey_mprotect() API: I think I'd rather have an #ifdef on the array entries than have the malloc entry do nothing on x86. Maybe have a ppc-specific section at the end? -- To unsubscribe from this list: send the line "unsubscribe linux-kselftest" in the body of a message to majordomo at vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html