Re: [PATCH v7 0/8] arm64: untag user pointers passed to the kernel

2018-10-19 Thread Vincenzo Frascino
On 10/17/18 9:25 PM, Evgenii Stepanov wrote: > On Wed, Oct 17, 2018 at 7:20 AM, Andrey Konovalov > wrote: >> On Wed, Oct 17, 2018 at 4:06 PM, Vincenzo Frascino >> wrote: >>> Hi Andrey, >>> I have been thinking a bit lately on how to address the problem of user >>> tagged pointers passed to the

Re: [PATCH v4 0/3] cpufreq: intel_pstate: Base frequency attribute

2018-10-19 Thread Rafael J. Wysocki
On Monday, October 15, 2018 7:37:18 PM CEST Srinivas Pandruvada wrote: > This series presents base frequency to cpufreq sysfs when intel_pstate > is in use in HWP mode. > > Changes: > v4: > - Documentation update only as suggested by Rafael > > v3: > - Update documentation > v2 > - Removed guaran

Re: [PATCH v2] docs/uio: fix a grammar nitpick

2018-10-19 Thread Will Korteland
rst for some helpful suggestions > to that end. Once you can email the patch to yourself and apply the > result successfully, please resubmit it. Thanks for taking the time to look at this. I might let it be, since it's made it into linux-next-20181019 fine - I got an email from Greg K

Re: [RESEND PATCH v5 1/9] pwm: extend PWM framework with PWM modes

2018-10-19 Thread Claudiu Beznea
On 18.10.2018 18:32, Thierry Reding wrote: > On Wed, Oct 17, 2018 at 12:42:00PM +, claudiu.bez...@microchip.com wrote: >> On 16.10.2018 15:25, Thierry Reding wrote: >>> On Tue, Aug 28, 2018 at 04:01:18PM +0300, Claudiu Beznea wrote: > [...] +const char *pwm_mode_desc(struct pwm_device *

Re: [RESEND PATCH v5 0/9] extend PWM framework to support PWM modes

2018-10-19 Thread Claudiu Beznea
On 18.10.2018 19:00, Thierry Reding wrote: > On Wed, Oct 17, 2018 at 12:41:53PM +, claudiu.bez...@microchip.com wrote: >> >> >> On 16.10.2018 15:03, Thierry Reding wrote: >>> On Fri, Sep 14, 2018 at 06:20:48PM +0200, Nicolas Ferre wrote: Thierry, On 28/08/2018 at 15:01, Claudi

Re: [dm-devel] [PATCH] dm: add secdel target

2018-10-19 Thread Vitaly Chikunov
On Thu, Oct 18, 2018 at 11:19:45PM -0700, Christoph Hellwig wrote: > Just as a note: the name is a complete misowner, a couple overwrite > are not in any way secure deletion. So naming it this way and exposing > this as erase is a problem that is going to get back to bite us. In what way it's no

Re: [dm-devel] [PATCH] dm: add secdel target

2018-10-19 Thread Christoph Hellwig
On Fri, Oct 19, 2018 at 02:49:44PM +0300, Vitaly Chikunov wrote: > On Thu, Oct 18, 2018 at 11:19:45PM -0700, Christoph Hellwig wrote: > > Just as a note: the name is a complete misowner, a couple overwrite > > are not in any way secure deletion. So naming it this way and exposing > > this as eras

Re: dm: add secdel target

2018-10-19 Thread Vitaly Chikunov
On Thu, Oct 18, 2018 at 04:01:25PM -0400, Mike Snitzer wrote: > On Sun, Oct 14 2018 at 7:24am -0400, > Vitaly Chikunov wrote: > > > Report to the upper level ability to discard, and translate arriving > > discards to the writes of random or zero data to the underlying level. > > > > Signed-off-

Re: [PATCH RFC] doc: rcu: remove obsolete (non-)requirement about disabling preemption

2018-10-19 Thread Paul E. McKenney
On Thu, Oct 18, 2018 at 08:58:44PM -0700, Joel Fernandes wrote: > On Thu, Oct 18, 2018 at 10:52:23PM -0400, Steven Rostedt wrote: > > On Thu, 18 Oct 2018 19:25:29 -0700 > > Joel Fernandes wrote: > > > > > On Thu, Oct 18, 2018 at 09:50:35PM -0400, Steven Rostedt wrote: > > > > On Thu, 18 Oct 2018

Re: [dm-devel] [PATCH] dm: add secdel target

2018-10-19 Thread Vitaly Chikunov
On Fri, Oct 19, 2018 at 05:00:33AM -0700, Christoph Hellwig wrote: > On Fri, Oct 19, 2018 at 02:49:44PM +0300, Vitaly Chikunov wrote: > > On Thu, Oct 18, 2018 at 11:19:45PM -0700, Christoph Hellwig wrote: > > > Just as a note: the name is a complete misowner, a couple overwrite > > > are not in an

Re: [PATCH v2] docs/uio: fix a grammar nitpick

2018-10-19 Thread Jonathan Corbet
On Fri, 19 Oct 2018 10:55:58 + (UTC) Will Korteland wrote: > Thanks for > the pointer to the email docs, but unfortunately my client isn't covered > there. Still, I've used it as a guide for the kind of settings I need, > hopefully my patches won't get mangled from now on. When you figure ou

Re: [PATCH v14 03/12] cpuset: Simply allocation and freeing of cpumasks

2018-10-19 Thread Tom Hromatka
On 10/15/2018 02:29 PM, Waiman Long wrote: The previous commit introduces a new subparts_cpus mask into the cpuset data structure and a new tmpmasks structure. Managing the allocation and freeing of those cpumasks is becoming more complex. So a number of helper functions are added to simplif

Re: [PATCH 0/2] boot to a mapped device

2018-10-19 Thread Helen Koike
Hi all, Sorry the delay of my reply. On 9/27/18 3:31 PM, Mike Snitzer wrote: > On Thu, Sep 27 2018 at 12:36pm -0400, > Kees Cook wrote: > >> On Thu, Sep 27, 2018 at 7:23 AM, Mike Snitzer wrote: >>> On Wed, Sep 26 2018 at 3:16am -0400, >>> Richard Weinberger wrote: >>> Helen, O

Re: [PATCH RFC] doc: rcu: remove obsolete (non-)requirement about disabling preemption

2018-10-19 Thread Joel Fernandes
On Fri, Oct 19, 2018 at 05:07:58AM -0700, Paul E. McKenney wrote: > On Thu, Oct 18, 2018 at 08:58:44PM -0700, Joel Fernandes wrote: > > On Thu, Oct 18, 2018 at 10:52:23PM -0400, Steven Rostedt wrote: > > > On Thu, 18 Oct 2018 19:25:29 -0700 > > > Joel Fernandes wrote: > > > > > > > On Thu, Oct 18

Re: [PATCH RFC] doc: rcu: remove obsolete (non-)requirement about disabling preemption

2018-10-19 Thread Paul E. McKenney
On Fri, Oct 19, 2018 at 10:24:25AM -0700, Joel Fernandes wrote: > On Fri, Oct 19, 2018 at 05:07:58AM -0700, Paul E. McKenney wrote: > > On Thu, Oct 18, 2018 at 08:58:44PM -0700, Joel Fernandes wrote: > > > On Thu, Oct 18, 2018 at 10:52:23PM -0400, Steven Rostedt wrote: > > > > On Thu, 18 Oct 2018 1

Re: [PATCH v14 12/12] cpuset: Show descriptive text when reading cpuset.sched.partition

2018-10-19 Thread Waiman Long
On 10/17/2018 11:08 AM, Tejun Heo wrote: > On Mon, Oct 15, 2018 at 04:29:37PM -0400, Waiman Long wrote: >> Currently, cpuset.sched.partition returns the values, 0, 1 or -1 on >> read. A person who is not familiar with the partition code may not >> understand what they mean. >> >> In order to make c

Re: [PATCH v14 12/12] cpuset: Show descriptive text when reading cpuset.sched.partition

2018-10-19 Thread Tejun Heo
On Fri, Oct 19, 2018 at 02:56:13PM -0400, Waiman Long wrote: > On 10/17/2018 11:08 AM, Tejun Heo wrote: > > On Mon, Oct 15, 2018 at 04:29:37PM -0400, Waiman Long wrote: > >> Currently, cpuset.sched.partition returns the values, 0, 1 or -1 on > >> read. A person who is not familiar with the partitio

Re: [PATCH v14 12/12] cpuset: Show descriptive text when reading cpuset.sched.partition

2018-10-19 Thread Waiman Long
On 10/19/2018 03:24 PM, Tejun Heo wrote: > On Fri, Oct 19, 2018 at 02:56:13PM -0400, Waiman Long wrote: >> On 10/17/2018 11:08 AM, Tejun Heo wrote: >>> On Mon, Oct 15, 2018 at 04:29:37PM -0400, Waiman Long wrote: Currently, cpuset.sched.partition returns the values, 0, 1 or -1 on read. A

Re: [PATCH 1/3] printk: Introduce per-console loglevel setting

2018-10-19 Thread Calvin Owens
On Friday 10/19 at 09:04 +0900, Sergey Senozhatsky wrote: > On (09/28/17 17:43), Calvin Owens wrote: > > Not all consoles are created equal: depending on the actual hardware, > > the latency of a printk() call can vary dramatically. The worst examples > > are serial consoles, where it can spin for

[PATCH] Documentation: dynamic_debug: fix a couple of typos

2018-10-19 Thread Randy Dunlap
From: Randy Dunlap Fix a few "typos" in dynamic-debug-howto.rst. s/dyndbg_query/ddebug_query/ s/sysfs/debugfs/ Signed-off-by: Randy Dunlap Cc: Jason Baron Cc: Jonathan Corbet Cc: linux-doc@vger.kernel.org --- Documentation/admin-guide/dynamic-debug-howto.rst |4 ++-- 1 file changed, 2 i

Re: [PATCH v14 19/19] x86/sgx: Driver documentation

2018-10-19 Thread Jarkko Sakkinen
On Thu, 18 Oct 2018, Pavel Machek wrote: Definitely should be refined. Meltdowns approach AFAIK does not work because reads outside the enclave will always have a predefined value (-1) but only if the page is present, which was later exploited in the Foreshadow attack. What about L1tf and http

[PATCH] Documentation: dynamic-debug: fix wildcard description

2018-10-19 Thread Randy Dunlap
From: Randy Dunlap Fix grammar about wildcards and insert a space between sentences. Signed-off-by: Randy Dunlap Cc: Jason Baron Cc: Jonathan Corbet Cc: linux-doc@vger.kernel.org --- Documentation/admin-guide/dynamic-debug-howto.rst |4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-

Re: [PATCH] Documentation: dynamic-debug: fix wildcard description

2018-10-19 Thread Will Korteland
On 2018-10-20 00:16, Randy Dunlap wrote: > -A another way is to use wildcard. The match rule support ``*`` (matches > -zero or more characters) and ``?`` (matches exactly one character).For > +A another way is to use wildcards. The match rule supports ``*`` (matches > +zero or more characters) and

Re: [PATCH] Documentation: dynamic-debug: fix wildcard description

2018-10-19 Thread Randy Dunlap
On 10/19/18 5:20 PM, Will Korteland wrote: > On 2018-10-20 00:16, Randy Dunlap wrote: >> -A another way is to use wildcard. The match rule support ``*`` (matches >> -zero or more characters) and ``?`` (matches exactly one character).For >> +A another way is to use wildcards. The match rule supports

[PATCH v2] Documentation: dynamic-debug: fix wildcard description

2018-10-19 Thread Randy Dunlap
From: Randy Dunlap Fix grammar about wildcards and insert a space between sentences. Signed-off-by: Randy Dunlap Cc: Jason Baron Cc: Jonathan Corbet Cc: linux-doc@vger.kernel.org Cc: Will Korteland --- v2: s/A another/Another/ # from Will Documentation/admin-guide/dynamic-debug-howto.rst |