Re: [PATCH v3] arm64: v8.4: Support for new floating point multiplication instructions

2018-01-04 Thread Greg KH
On Fri, Jan 05, 2018 at 09:22:54AM +0800, gengdongjiu wrote: > Hi will/catalin > > On 2017/12/13 18:09, Suzuki K Poulose wrote: > > On 13/12/17 10:13, Dongjiu Geng wrote: > >> ARM v8.4 extensions add new neon instructions for performing a > >> multiplication of each FP16 element of one vector

Re: [PATCH] doc: memory-barriers: reStructure Text

2018-01-04 Thread afzal mohammed
Hi, On Thu, Jan 04, 2018 at 11:27:55AM +0100, Markus Heiser wrote: > IMO symlinks are mostly ending in a mess, URLs are never stable. > There is a > > https://www.kernel.org/doc/html/latest/objects.inv > > to handle such requirements. Take a look at *intersphinx* : > >

Re: [PATCH v3] arm64: v8.4: Support for new floating point multiplication instructions

2018-01-04 Thread gengdongjiu
Hi will/catalin On 2017/12/13 18:09, Suzuki K Poulose wrote: > On 13/12/17 10:13, Dongjiu Geng wrote: >> ARM v8.4 extensions add new neon instructions for performing a >> multiplication of each FP16 element of one vector with the corresponding >> FP16 element of a second vector, and to add or

[PATCH][RESEND] cgroup, docs: document the root cgroup behavior of cpu and io controllers

2018-01-04 Thread Maciej S. Szmigiero
Currently, cgroups v2 documentation contains only a generic remark that "How resource consumption in the root cgroup is governed is up to each controller", which isn't really telling users much, who need to dig in the code and / or commit messages to learn the exact behavior. In cgroups v1 at

Re: [PATCH v6 00/11] Intel SGX Driver

2018-01-04 Thread Dr. Greg Wettstein
On Jan 4, 3:27pm, Greg Kroah-Hartman wrote: } Subject: Re: [PATCH v6 00/11] Intel SGX Driver Wild day, enjoyed by all I'm sure. > On Thu, Jan 04, 2018 at 03:17:24PM +0100, Cedric Blancher wrote: > > So how does this protect against the MELTDOWN attack (CVE-2017-5754) > > and the MELTATOMBOMBA4

Re: [PATCH v3 1/1] runchecks: Generalize make C={1,2} to support multiple checkers

2018-01-04 Thread Knut Omang
On Thu, 2018-01-04 at 17:50 +0200, Jani Nikula wrote: > On Thu, 04 Jan 2018, Knut Omang wrote: > > Add scripts/runchecks which has generic support for running > > checker tools in a convenient and user friendly way that > > the author hopes can contribute to rein in issues

Re: [PATCH v3 1/1] runchecks: Generalize make C={1,2} to support multiple checkers

2018-01-04 Thread Jani Nikula
On Thu, 04 Jan 2018, Knut Omang wrote: > Add scripts/runchecks which has generic support for running > checker tools in a convenient and user friendly way that > the author hopes can contribute to rein in issues detected > by these tools in a manageable and convenient way.

Re: [PATCH v6 00/11] Intel SGX Driver

2018-01-04 Thread James Bottomley
On Thu, 2018-01-04 at 15:17 +0100, Cedric Blancher wrote: > So how does this protect against the MELTDOWN attack (CVE-2017-5754) > and the MELTATOMBOMBA4 worm which uses this exploit? Actually, a data exfiltration attack against SGX, using page tables has already been documented:

Re: [PATCH v6 00/11] Intel SGX Driver

2018-01-04 Thread Greg Kroah-Hartman
On Thu, Jan 04, 2018 at 03:17:24PM +0100, Cedric Blancher wrote: > So how does this protect against the MELTDOWN attack (CVE-2017-5754) > and the MELTATOMBOMBA4 worm which uses this exploit? It has nothing to do with it at all, sorry. greg k-h -- To unsubscribe from this list: send the line

Re: [PATCH v6 00/11] Intel SGX Driver

2018-01-04 Thread Cedric Blancher
So how does this protect against the MELTDOWN attack (CVE-2017-5754) and the MELTATOMBOMBA4 worm which uses this exploit? Ced On 25 November 2017 at 20:29, Jarkko Sakkinen wrote: > Intel(R) SGX is a set of CPU instructions that can be used by applications to >

[PATCH v3 1/1] runchecks: Generalize make C={1,2} to support multiple checkers

2018-01-04 Thread Knut Omang
Add scripts/runchecks which has generic support for running checker tools in a convenient and user friendly way that the author hopes can contribute to rein in issues detected by these tools in a manageable and convenient way. scripts/runchecks provides the following basic functionality: * Makes

[PATCH v3 0/1] Support for generalized use of make C={1,2} via a wrapper program

2018-01-04 Thread Knut Omang
This patch implements features to make it easier to run checkers on the entire kernel as part of automatic and developer testing. This is done by replacing the sparse specific setup for the C={1,2} variable in the makefiles with setup for running scripts/runchecks, a new program that can run any

Hallo mein lieber Freund,

2018-01-04 Thread 60057106
Hallo mein lieber Freund, Ich schreibe dir diese Post mit schweren Tränen In meinen Augen und großem Kummer in meinem Herzen, Mein Name ist Vera Hollin Kvan, und ich kontaktiere dich aus meinem Land Indien Ich möchte dir das sagen, weil ich keine habe Eine andere Möglichkeit, als Ihnen zu

[PATCH] x86: Add topology_hw_smt_threads() and remove smp_num_siblings

2018-01-04 Thread Prarit Bhargava
Commit bbb65d2d365e ("x86: use cpuid vector 0xb when available for detecting cpu topology") changed the value of smp_num_siblings from the active number of threads in a core to the maximum number threads in a core. e.g.) On Intel Haswell and newer systems smp_num_siblings is two even if SMT is

Re: [PATCH] doc: memory-barriers: reStructure Text

2018-01-04 Thread Markus Heiser
> Am 04.01.2018 um 04:59 schrieb afzal mohammed : > > Hi, > > On Thu, Jan 04, 2018 at 09:48:50AM +0800, Boqun Feng wrote: > >>> The location chosen is "Documentation/kernel-hacking", i was unsure >>> where this should reside & there was no .rst file in top-level

Re: [PATCH v6 00/11] Intel SGX Driver

2018-01-04 Thread Dr. Greg Wettstein
On Jan 3, 10:48am, Pavel Machek wrote: } Subject: Re: [PATCH v6 00/11] Intel SGX Driver > Hi! Good morning. > :-). Stuff proceeds as usual. Too bad it is raining outside, instead > of snowing. -19C here, so we have snow... :-) > > > So ... even with SGX, host can generate bitflips in the