Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1624530
| Path | csiph.com!weretis.net!feeder6.news.weretis.net!news.glorb.com!diesel.cu.mi.it!bofh.it!news.nic.it!robomod |
|---|---|
| From | Bhupesh SHARMA <bhupesh.linux@gmail.com> |
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS |
| Date | Mon, 17 Apr 2017 06:50:01 +0200 |
| Message-ID | <tx6LT-4FQ-1@gated-at.bofh.it> (permalink) |
| References | <tq5hT-3ZZ-3@gated-at.bofh.it> <tvGAa-7ok-9@gated-at.bofh.it> <tvGTv-7xN-7@gated-at.bofh.it> <tvGTv-7xN-5@gated-at.bofh.it> <tvH3b-7S2-1@gated-at.bofh.it> |
| Dkim-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=kuCJzDkQ0aAhT6MXYxh/cDqsXbDFd/5/FLyWdu/REbU=; b=jY0qKwsO+vAbcHId89vTYqBeN9UUTFmPsRLnte+m3cbJAFclsJcbQNsdnlSoxiOBWz jtzvOXThwCWerW6jV7vYWreR3ttbaxr0Gsp21SaIfZN4oiYDdwtafJDLtiAKkYlOxYW5 NlpNU0Lea7iqKbT7we4oVqQ9ij/7feYFeffi4ui0hjr4qXmkXjxRioroiYQTyovPBXwW NAmZjPQQmMeNJ3K3JTNq7mKVNiOGc3GyTf6AAGXlDgIxniX/Qp4WpaDM5a+h46MQKNh4 PJWl35JhJbSFi9l6IafCZh9NJFQ/VMOv15onNErJF08CvjylbKZ17Uw4BhoEvXXybRXd K9vw== |
| X-Google-Dkim-Signature | v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=kuCJzDkQ0aAhT6MXYxh/cDqsXbDFd/5/FLyWdu/REbU=; b=ToSVgB0dJYqy7AcKtr0BDhFFnp57xG5hkmR2aJdI6X/IodZ73O9QaHsN8VDU8TuUJi xGTn8/oRSjUJKFn4L/YpW7HLk9A7R4fLbX7QPJQxH7+/ScgrW21rL9UhIjhH6we8pJgS peeub7X4zasmaybkAoI4chwCGc/M1PvpqlfeK+2hiJSBXAJI2YeOq4F5YRB34wjKgTD+ XcnMQ6pAxGYvQ31rX54Wvoz+Xjz/kESWLiat/tzbMJKcvNarnmL/2Z/oxDSMiTl0+kLj 8nYdECjHFNECj0lekHaJpr3EqljAS49h0CTb7lOA0kKUfoDr68C4Hp12KcYLVAfoRVfV fqSw== |
| X-Gm-Message-State | AN3rC/7/MRMWUgWf66N7i9VwaEgN9wNrEnkVpMEtLm+fmxKwlsWCPta6 oEizkWia4Vl2GwMreUk8/B9ZTdZYrg== |
| X-Received | by 10.55.93.131 with SMTP id r125mr7721466qkb.282.1492404490119; Sun, 16 Apr 2017 21:48:10 -0700 (PDT) |
| MIME-Version | 1.0 |
| Content-Type | text/plain; charset=UTF-8 |
| Sender | robomod@news.nic.it |
| List-ID | <linux-kernel.vger.kernel.org> |
| X-Mailing-List | linux-kernel@vger.kernel.org |
| Approved | robomod@news.nic.it |
| Lines | 30 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>, Bhupesh Sharma <bhsharma@redhat.com>, Kees Cook <keescook@chromium.org>, kernel-hardening@lists.openwall.com, Alistair Popple <alistair@popple.id.au>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Scott Wood <oss@buserror.net>, Paul Mackerras <paulus@samba.org>, Alexander Graf <agraf@suse.com>, Daniel Cashman <dcashman@android.com>, Anatolij Gustschin <agust@denx.de>, "open list:LINUX FOR POWERPC (32-BIT AND 64-BIT)" <linuxppc-dev@lists.ozlabs.org>, Daniel Cashman <dcashman@google.com> |
| X-Original-Date | Mon, 17 Apr 2017 10:18:09 +0530 |
| X-Original-Message-ID | <CAFTCetT5NcYNop_+X8rnC=pVarBQ=0AGoon7KH-NJq3v3qL8yA@mail.gmail.com> |
| X-Original-References | <1490730347-5165-1-git-send-email-bhsharma@redhat.com> <87shlcq0es.fsf@skywalker.in.ibm.com> <CACi5LpP5jC7obg57zj2jZUQCoh_Et2rbdQMtthXy3Ksb2Qc4ow@mail.gmail.com> <03284709-498c-1e52-40f0-b19d20e56b8e@linux.vnet.ibm.com> <CAKTCnzmin1TgTd5w6es=bekLF+pSjBgVU9ch+Z9r=_voD6U5Zw@mail.gmail.com> |
| X-Original-Sender | linux-kernel-owner@vger.kernel.org |
| Xref | csiph.com linux.kernel:1624530 |
Show key headers only | View raw
On Thu, Apr 13, 2017 at 12:39 PM, Balbir Singh <bsingharora@gmail.com> wrote: >>> >>> Yes. It was derived from TASK_SIZE : >>> >>> http://lxr.free-electrons.com/source/arch/powerpc/include/asm/processor.h#L105 >>> >> >> That is getting update to 128TB by default and conditionally to 512TB >> > > Since this is compile time, we should probably keep the scope to 128TB > for now and see if we want to change things at run time later, since > the expansion is based on a hint. Suggestions? > I think this makes sense. If the conditional expansion to 512TB is protected by a kconfig symbol, we can use the same to have separate ranges for 128TB and 512TB using the kconfig symbol as the differentiating factor. Also please let me know which branch/tree to use where we are done with the change making the default to 128TB. My v2 was based on git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git (mater branch), where the TASK_SIZE is set to 46-bits inside 'arch/powerpc/include/asm/processor.h'. So that I can spin the v3 accordingly. Thanks, Bhupesh
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-04-13 08:40 +0200
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2017-04-13 09:00 +0200
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS Balbir Singh <bsingharora@gmail.com> - 2017-04-13 09:10 +0200
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS Bhupesh SHARMA <bhupesh.linux@gmail.com> - 2017-04-17 06:50 +0200
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS Bhupesh Sharma <bhsharma@redhat.com> - 2017-04-13 09:50 +0200
Re: [PATCH v3] powerpc: mm: support ARCH_MMAP_RND_BITS Bhupesh Sharma <bhsharma@redhat.com> - 2017-04-13 09:00 +0200
csiph-web