Re: [patch -mm 3/4] mm, memcg: replace memory.oom_group with policy tunable

2018-01-23 Thread David Rientjes
On Tue, 23 Jan 2018, Michal Hocko wrote: > > It can't, because the current patchset locks the system into a single > > selection criteria that is unnecessary and the mount option would become a > > no-op after the policy per subtree becomes configurable by the user as > > part of the hierarchy

Re: [PATCH v9 6/7] arm64: kvm: Set Virtual SError Exception Syndrome for guest

2018-01-23 Thread James Morse
Hi Dongjiu Geng, On 06/01/18 16:02, Dongjiu Geng wrote: > RAS Extension add a VSESR_EL2 register which can provide > the syndrome value reported to software on taking a virtual > SError interrupt exception. This patch supports to specify > this Syndrome. > > In the RAS Extensions we can not set a

Re: [PATCH v9 5/7] arm64: kvm: Introduce KVM_ARM_SET_SERROR_ESR ioctl

2018-01-23 Thread James Morse
Hi Dongjiu Geng, On 06/01/18 16:02, Dongjiu Geng wrote: > The ARM64 RAS SError Interrupt(SEI) syndrome value is specific to the > guest and user space needs a way to tell KVM this value. So we add a > new ioctl. Before user space specifies the Exception Syndrome Register > ESR(ESR), it firstly che

Re: [PATCH 3/3] s390/cmf: fix kerneldoc

2018-01-23 Thread Sebastian Ott
On Tue, 23 Jan 2018, Cornelia Huck wrote: > Make sure we use proper Return sections, and make the output > for cmf_enable() less odd. > > Signed-off-by: Cornelia Huck > --- > +++ b/drivers/s390/cio/cmf.c > @@ -1118,9 +1118,10 @@ int ccw_set_cmf(struct ccw_device *cdev, int enable) > * enable_cm

Re: [patch -mm 3/4] mm, memcg: replace memory.oom_group with policy tunable

2018-01-23 Thread Michal Hocko
On Mon 22-01-18 14:34:39, David Rientjes wrote: > On Sat, 20 Jan 2018, Tejun Heo wrote: [...] > > I don't see any blocker here. The issue you're raising can and should > > be handled separately. > > > > It can't, because the current patchset locks the system into a single > selection criteria t

[PATCH 6/8] thermal/drivers/cpu_cooling: Add idle cooling device documentation

2018-01-23 Thread Daniel Lezcano
Provide some documentation for the idle injection cooling effect in order to let people to understand the rational of the approach for the idle injection CPU cooling device. Signed-off-by: Daniel Lezcano --- Documentation/thermal/cpu-idle-cooling.txt | 165 + 1 file c

Re: [patch -mm 3/4] mm, memcg: replace memory.oom_group with policy tunable

2018-01-23 Thread Michal Hocko
On Wed 17-01-18 14:18:33, David Rientjes wrote: > On Wed, 17 Jan 2018, Michal Hocko wrote: > > > Absolutely agreed! And moreover, there are not all that many ways what > > to do as an action. You just kill a logical entity - be it a process or > > a logical group of processes. But you have way too

[PATCH 1/3] s390/docs: mention subchannel types

2018-01-23 Thread Cornelia Huck
Since the original inception of the s390-drivers document, the common I/O layer has grown support for more types of subchannels. Give at least a pointer for the various types. Signed-off-by: Cornelia Huck --- Documentation/driver-api/s390-drivers.rst | 19 +++ 1 file changed, 19

[PATCH 2/3] s390/docs: reword airq section

2018-01-23 Thread Cornelia Huck
Also mention the iv helpers as well. Signed-off-by: Cornelia Huck --- Documentation/driver-api/s390-drivers.rst | 13 + 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/Documentation/driver-api/s390-drivers.rst b/Documentation/driver-api/s390-drivers.rst index 42350f213

[PATCH 3/3] s390/cmf: fix kerneldoc

2018-01-23 Thread Cornelia Huck
Make sure we use proper Return sections, and make the output for cmf_enable() less odd. Signed-off-by: Cornelia Huck --- drivers/s390/cio/cmf.c | 15 --- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c index 5e495c62cfa7..

[PATCH 0/3] s390: documentation update

2018-01-23 Thread Cornelia Huck
The first two are updates that I had around for a long time, but somehow forgot to send them out. While looking at the result of make pdfdocs, I found that the output for the cmf stuff looked a bit suboptimal, so I added a bonus patch for that. A branch based on the s390 features branch can be fo

Re: [PATCH] acpi, spcr: Make SPCR available to x86

2018-01-23 Thread Prarit Bhargava
On 01/22/2018 04:49 PM, Timur Tabi wrote: > On 01/18/2018 09:09 AM, Prarit Bhargava wrote: >> if (acpi_disabled) { >> -if (earlycon_init_is_deferred) >> +if (earlycon_acpi_spcr_enable) > > This patch works for me, so I can ACK it, but first you might want to rename > earlyc

Re: [PATCH v9 3/7] acpi: apei: Add SEI notification type support for ARMv8

2018-01-23 Thread gengdongjiu
sorry fix a typo. On 2018/1/23 17:23, gengdongjiu wrote: >> There are problems with doing this: >> >> Oct. 18, 2017, 10:26 a.m. James Morse wrote: >> | How do SEA and SEI interact? >> | >> | As far as I can see they can both interrupt each other, which isn't >> something >> | the single in_nmi()

[PATCH 3/3] mm: docs: add blank lines to silence sphinx "Unexpected indentation" errors

2018-01-23 Thread Mike Rapoport
Signed-off-by: Mike Rapoport --- mm/pagewalk.c | 1 + mm/process_vm_access.c | 2 ++ mm/vmscan.c| 1 + 3 files changed, 4 insertions(+) diff --git a/mm/pagewalk.c b/mm/pagewalk.c index 23a3e415ac2c..8d2da5dec1e0 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -265,6 +265,7

[PATCH 1/3] mm: docs: fixup punctuation

2018-01-23 Thread Mike Rapoport
so that kernel-doc will properly recognize the parameter and function descriptions. Signed-off-by: Mike Rapoport --- mm/ksm.c| 2 +- mm/memcontrol.c | 4 ++-- mm/mlock.c | 2 +- mm/nommu.c | 2 +- mm/sparse-vmemmap.c | 4 ++-- mm/zpool.c | 44 +

[PATCH 0/3] mm: docs: trivial fixes

2018-01-23 Thread Mike Rapoport
Hi, These are some trvial fixes to the kernel-doc descriptions. Mike Rapoport (3): mm: docs: fixup punctuation mm: docs: fix parameter names mismatch mm: docs: add blank lines to silence sphinx "Unexpected indentation" errors mm/bootmem.c | 2 +- mm/ksm.c | 2 +-

[PATCH 2/3] mm: docs: fix parameter names mismatch

2018-01-23 Thread Mike Rapoport
There are several places where parameter descriptions do no match the actual code. Fix it. Signed-off-by: Mike Rapoport --- mm/bootmem.c | 2 +- mm/maccess.c | 2 +- mm/memcontrol.c| 2 +- mm/process_vm_access.c | 2 +- mm/swap.c | 4 ++-- mm/z3fold.

Re: [PATCH v9 3/7] acpi: apei: Add SEI notification type support for ARMv8

2018-01-23 Thread gengdongjiu
Hi James, On 2018/1/23 3:39, James Morse wrote: > Hi Dongjiu Geng, > > (versions of patches 1,2 and 4 have been queued by Catalin) > > (Nit 'ACPI / APEI:' is the normal subject prefix for ghes.c, this helps the > maintainers know which patches they need to pay attention to when you are > touchin

[PATCH v8 5/5] document: add document for kaslr_mem

2018-01-23 Thread Chao Fan
Cc: linux-doc@vger.kernel.org Cc: Jonathan Corbet Cc: Randy Dunlap Signed-off-by: Chao Fan --- Documentation/admin-guide/kernel-parameters.txt | 10 ++ 1 file changed, 10 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-para