From patchwork Thu Jun 4 23:52:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11588809 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 528F992A for ; Thu, 4 Jun 2020 23:52:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 1F1EA2087D for ; Thu, 4 Jun 2020 23:52:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="D+A1fkjw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1F1EA2087D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 4886828007E; Thu, 4 Jun 2020 19:52:49 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 43643280005; Thu, 4 Jun 2020 19:52:49 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3736B28007E; Thu, 4 Jun 2020 19:52:49 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0136.hostedemail.com [216.40.44.136]) by kanga.kvack.org (Postfix) with ESMTP id 1C58C280005 for ; Thu, 4 Jun 2020 19:52:49 -0400 (EDT) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id CCFCB3ABE for ; Thu, 4 Jun 2020 23:52:48 +0000 (UTC) X-FDA: 76893182016.14.toad88_131604626d9b Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin14.hostedemail.com (Postfix) with ESMTP id AC72518229835 for ; Thu, 4 Jun 2020 23:52:48 +0000 (UTC) X-Spam-Summary: 10,1,0,4c015cc898951bd9,d41d8cd98f00b204,akpm@linux-foundation.org,,RULES_HIT:41:355:379:800:960:967:973:988:989:1260:1263:1345:1359:1381:1431:1437:1534:1542:1711:1730:1747:1777:1792:2393:2525:2559:2564:2682:2685:2859:2901:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3352:3865:3868:3870:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4321:5007:6261:6653:6737:7576:9025:9545:10004:11026:11257:11473:11658:11914:12043:12048:12296:12297:12438:12517:12519:12555:12679:12783:12986:13255:14093:14181:14721:14849:21080:21451:21617:21889:21939:30054:30056:30064,0,RBL:198.145.29.99:@linux-foundation.org:.lbl8.mailshell.net-62.2.0.100 64.100.201.201,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:0,LUA_SUMMARY:none X-HE-Tag: toad88_131604626d9b X-Filterd-Recvd-Size: 3647 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf25.hostedemail.com (Postfix) with ESMTP for ; Thu, 4 Jun 2020 23:52:48 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 18A84206DC; Thu, 4 Jun 2020 23:52:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591314767; bh=jHDvCxjs+hxBRdVrV3ToTx3Ou6agfPTBx1f4QsjAo7I=; h=Date:From:To:Subject:In-Reply-To:From; b=D+A1fkjwPw9OHYQLPA4TVo2kGJmBuqYZ4Y8ad5slpy/ynaeBSsb/s8VhrwETl65Cr +4QuIkeui3gVySSpCRzMMT/H9XYFLs8LKM4doypA5qibzwCyhzwwJINo7Goc/gHxoT nJ497VYqRkykPk5sjqEvBL0uXKv9T0ZOz8zYPBW0= Date: Thu, 04 Jun 2020 16:52:46 -0700 From: Andrew Morton To: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, bauerman@linux.ibm.com, dave.hansen@intel.com, desnesn@linux.vnet.ibm.com, fweimer@redhat.com, linux-mm@kvack.org, linuxram@us.ibm.com, mhocko@kernel.org, mingo@kernel.org, mm-commits@vger.kernel.org, mpe@ellerman.id.au, msuchanek@suse.de, sandipan@linux.ibm.com, shuah@kernel.org, torvalds@linux-foundation.org Subject: [patch 123/127] selftests/vm/pkeys: override access right definitions on powerpc Message-ID: <20200604235246.wk-wpmwsd%akpm@linux-foundation.org> In-Reply-To: <20200604164523.e15f3177f4b69dcb4f2534a1@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Rspamd-Queue-Id: AC72518229835 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam04 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: From: Ram Pai Subject: selftests/vm/pkeys: override access right definitions on powerpc Some platforms hardcode the x86 values for PKEY_DISABLE_ACCESS and PKEY_DISABLE_WRITE such as those in: /usr/include/bits/mman-shared.h. This overrides the definitions with correct values for powerpc. [sandipan@linux.ibm.com: fix powerpc access right definitions] Link: http://lkml.kernel.org/r/1ba86fd8a94f38131cfe2d9f277001dd1ad1d34e.1588959697.git.sandipan@linux.ibm.com Link: http://lkml.kernel.org/r/f6eb38cb3a1e12eb2cdc9da6300bc5a5dfba0db9.1585646528.git.sandipan@linux.ibm.com Signed-off-by: Ram Pai Signed-off-by: Sandipan Das Acked-by: Dave Hansen Cc: Dave Hansen Cc: Florian Weimer Cc: "Desnes A. Nunes do Rosario" Cc: Ingo Molnar Cc: Thiago Jung Bauermann Cc: "Aneesh Kumar K.V" Cc: Michael Ellerman Cc: Michal Hocko Cc: Michal Suchanek Cc: Shuah Khan Signed-off-by: Andrew Morton --- tools/testing/selftests/vm/pkey-powerpc.h | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) --- a/tools/testing/selftests/vm/pkey-powerpc.h~selftests-vm-pkeys-override-access-right-definitions-on-powerpc +++ a/tools/testing/selftests/vm/pkey-powerpc.h @@ -16,13 +16,11 @@ #define fpregs fp_regs #define si_pkey_offset 0x20 -#ifndef PKEY_DISABLE_ACCESS -# define PKEY_DISABLE_ACCESS 0x3 /* disable read and write */ -#endif +#undef PKEY_DISABLE_ACCESS +#define PKEY_DISABLE_ACCESS 0x3 /* disable read and write */ -#ifndef PKEY_DISABLE_WRITE -# define PKEY_DISABLE_WRITE 0x2 -#endif +#undef PKEY_DISABLE_WRITE +#define PKEY_DISABLE_WRITE 0x2 #define NR_PKEYS 32 #define NR_RESERVED_PKEYS_4K 27 /* pkey-0, pkey-1, exec-only-pkey