From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zen.linaro.local ([81.128.185.34]) by smtp.gmail.com with ESMTPSA id l53-v6sm10840218wrc.80.2018.05.17.14.24.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 17 May 2018 14:24:51 -0700 (PDT) Received: from zen (localhost [127.0.0.1]) by zen.linaro.local (Postfix) with ESMTPS id 453483E0CE5; Thu, 17 May 2018 22:24:51 +0100 (BST) References: <20180517174718.10107-1-alex.bennee@linaro.org> <20180517174718.10107-30-alex.bennee@linaro.org> <9b8a5a71-2071-ef5c-07b2-3797883ed22e@linaro.org> User-agent: mu4e 1.1.0; emacs 26.1 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Richard Henderson Cc: cota@braap.org, famz@redhat.com, berrange@redhat.com, f4bug@amsat.org, balrogg@gmail.com, aurelien@aurel32.net, agraf@suse.de, qemu-devel@nongnu.org, Peter Maydell , "open list\:ARM" Subject: Re: [PATCH v4 29/49] tests/tcg/arm: disable -p 32768 mmap test In-reply-to: <9b8a5a71-2071-ef5c-07b2-3797883ed22e@linaro.org> Date: Thu, 17 May 2018 22:24:51 +0100 Message-ID: <87muwydlgc.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-TUID: +oVMftWr2ZM1 Richard Henderson writes: > On 05/17/2018 10:46 AM, Alex Benn=C3=A9e wrote: >> Broken since I updated to 18.04 >> >> Signed-off-by: Alex Benn=C3=A9e >> --- >> tests/tcg/arm/Makefile.target | 8 ++++++++ >> 1 file changed, 8 insertions(+) > > Meh. Most of these fail for hosts with 64k pages. > So, sure, disable this one, but I don't think that > the others are useful either. I'm not entirely sure what the point of -p is meant to be. Is it just a performance hack for linux-user to have bigger pages? We are not using softmmu but I guess it affects the PageDesc structures? -- Alex Benn=C3=A9e From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34867) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fJQOR-0003mQ-A6 for qemu-devel@nongnu.org; Thu, 17 May 2018 17:25:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fJQOM-0005Ik-De for qemu-devel@nongnu.org; Thu, 17 May 2018 17:24:59 -0400 Received: from mail-wr0-x244.google.com ([2a00:1450:400c:c0c::244]:39911) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fJQOM-0005Gv-6Z for qemu-devel@nongnu.org; Thu, 17 May 2018 17:24:54 -0400 Received: by mail-wr0-x244.google.com with SMTP id w18-v6so3327363wrn.6 for ; Thu, 17 May 2018 14:24:53 -0700 (PDT) References: <20180517174718.10107-1-alex.bennee@linaro.org> <20180517174718.10107-30-alex.bennee@linaro.org> <9b8a5a71-2071-ef5c-07b2-3797883ed22e@linaro.org> From: Alex =?utf-8?Q?Benn=C3=A9e?= In-reply-to: <9b8a5a71-2071-ef5c-07b2-3797883ed22e@linaro.org> Date: Thu, 17 May 2018 22:24:51 +0100 Message-ID: <87muwydlgc.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH v4 29/49] tests/tcg/arm: disable -p 32768 mmap test List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Richard Henderson Cc: cota@braap.org, famz@redhat.com, berrange@redhat.com, f4bug@amsat.org, balrogg@gmail.com, aurelien@aurel32.net, agraf@suse.de, qemu-devel@nongnu.org, Peter Maydell , "open list:ARM" Richard Henderson writes: > On 05/17/2018 10:46 AM, Alex Benn=C3=A9e wrote: >> Broken since I updated to 18.04 >> >> Signed-off-by: Alex Benn=C3=A9e >> --- >> tests/tcg/arm/Makefile.target | 8 ++++++++ >> 1 file changed, 8 insertions(+) > > Meh. Most of these fail for hosts with 64k pages. > So, sure, disable this one, but I don't think that > the others are useful either. I'm not entirely sure what the point of -p is meant to be. Is it just a performance hack for linux-user to have bigger pages? We are not using softmmu but I guess it affects the PageDesc structures? -- Alex Benn=C3=A9e