To facilitate informed decision making by system administrators [1]
to permit and manage access to Perf Events (perf_events) / Perf tool
(Perf) [2],[3] performance monitoring for multiple users perf-security.rst
document suggested by Thomas Gleixner is introduced [4] that:
a) states perf_event
Hello Jon,
On 25.11.2018 22:47, Jonathan Corbet wrote:
> On Wed, 21 Nov 2018 12:14:14 +0300
> Alexey Budankov wrote:
>
>> +For the purpose of performing security checks Linux implementation splits
>> +processes into two categories [6]_ : a) privileged processes (whose
>> effective
>> +user ID i
Implement initial version of perf-security.rst documentation file
covering security concerns of perf_event_paranoid settings.
Suggested-by: Thomas Gleixner
Signed-off-by: Alexey Budankov
---
Changes in v3:
- toning down of the markup for "scope, access and resource"
- adding definite article f
Extend index.rst index file at admin-guide root directory with
the reference to perf-security.rst file being introduced.
Signed-off-by: Alexey Budankov
---
Documentation/admin-guide/index.rst | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/admin-guide/index.rst
b/Documentati
4.19-stable review patch. If anyone has any objections, please let me know.
--
[ Upstream commit d2266bbfa9e3e32e3b642965088ca461bd24a94f ]
The "pciserial" earlyprintk variant helps much on many modern x86
platforms, but unfortunately there are still some platforms with PCI
UART
4.14-stable review patch. If anyone has any objections, please let me know.
--
[ Upstream commit d2266bbfa9e3e32e3b642965088ca461bd24a94f ]
The "pciserial" earlyprintk variant helps much on many modern x86
platforms, but unfortunately there are still some platforms with PCI
UART
Hi Boris,
On 23/11/18 12:50, Boris Brezillon wrote:
On Fri, 23 Nov 2018 12:39:31 +
vitor wrote:
Hi Boris,
On 22/11/18 20:02, Boris Brezillon wrote:
On Thu, 22 Nov 2018 17:54:54 +
Vitor Soares wrote:
From: Vitor Soares
This patch slipts dw-i3c-master.c into three pieces:
On Mon, 26 Nov 2018 12:06:24 +
vitor wrote:
> Hi Boris,
>
>
> On 23/11/18 12:50, Boris Brezillon wrote:
> > On Fri, 23 Nov 2018 12:39:31 +
> > vitor wrote:
> >
> >> Hi Boris,
> >>
> >>
> >> On 22/11/18 20:02, Boris Brezillon wrote:
> >>> On Thu, 22 Nov 2018 17:54:54 +
> >>> Vit
From: Rafael J. Wysocki
Important information is missing from user/admin cpuidle documentation
available today, so add a new user/admin document for cpuidle containing
current and comprehensive information to admin-guide and drop the old
.txt documents it is replacing.
Signed-off-by: Rafael J. W
On Sat, Nov 24, 2018 at 10:17:13PM +0100, Linus Walleij wrote:
> On Wed, Nov 21, 2018 at 10:42 AM Daniel Vetter wrote:
> > On Thu, Nov 15, 2018 at 11:38:35PM +0100, Linus Walleij wrote:
> > > On Thu, Nov 15, 2018 at 11:17 PM Fernando Ramos
> > > wrote:
> > >
> > > > One of the things in the DRM
David Laight explains:
| A long time ago there was a document from Intel that said that
| inb/outb weren't necessarily synchronised wrt memory accesses.
| (Might be P-pro era). However no processors actually behaved that
| way and more recent docs say that inb/outb are fully ordered.
This
On Thu, 2018-11-22 at 08:53 -0800, Andy Lutomirski wrote:
> [cc some more libc folks]
>
> I have a general question about this patch set:
>
> If I'm writing a user program, and I write a signal handler, there are
> two things I want to make sure I can still do:
>
> 1. I want to be able to unwind
On Mon, Nov 26, 2018 at 9:44 AM Yu-cheng Yu wrote:
>
> On Thu, 2018-11-22 at 08:53 -0800, Andy Lutomirski wrote:
> > [cc some more libc folks]
>
> >
> > 2. I want to be able to modify the signal context from a signal
> > handler such that, when the signal handler returns, it will return to
> > a
On Fri, Nov 23, 2018 at 10:00:11AM +0100, Borislav Petkov wrote:
> Sure, I can do that together with the directory rename once we've agreed
> on the name.
Is this talking about renaming /sys/fs/resctrl?
If so NAK to that. It is ABI now. Lots of scripts depend
on that name.
-Tony
On 26/11/18 12:35, Boris Brezillon wrote:
On Mon, 26 Nov 2018 12:06:24 +
vitor wrote:
Hi Boris,
On 23/11/18 12:50, Boris Brezillon wrote:
On Fri, 23 Nov 2018 12:39:31 +
vitor wrote:
Hi Boris,
On 22/11/18 20:02, Boris Brezillon wrote:
On Thu, 22 Nov 2018 17:54:54 +
Vito
On Mon, 26 Nov 2018 18:33:37 +
vitor wrote:
> On 26/11/18 12:35, Boris Brezillon wrote:
> > On Mon, 26 Nov 2018 12:06:24 +
> > vitor wrote:
> >
> >> Hi Boris,
> >>
> >>
> >> On 23/11/18 12:50, Boris Brezillon wrote:
> >>> On Fri, 23 Nov 2018 12:39:31 +
> >>> vitor wrote:
> >>>
On Mon, Nov 26, 2018 at 10:31:02AM -0800, Luck, Tony wrote:
> Is this talking about renaming /sys/fs/resctrl?
>
> If so NAK to that. It is ABI now. Lots of scripts depend
> on that name.
No no, that is cast in stone. The kernel source dir is called "resctrl"
now too:
arch/x86/kernel/cpu/resctrl
On Mon, 26 Nov 2018 19:56:18 +0100
Boris Brezillon wrote:
> >
> > - for the others it will easy the SoC integration avoiding
> > duplicated work and doing things from scratch.
>
> What would be duplicated? You want to support a new SoC, just add a new
> entry in the of_match_table and
On 26/11/18 19:08, Boris Brezillon wrote:
On Mon, 26 Nov 2018 19:56:18 +0100
Boris Brezillon wrote:
- for the others it will easy the SoC integration avoiding
duplicated work and doing things from scratch.
What would be duplicated? You want to support a new SoC, just add a new
entry
On Mon, Nov 26, 2018 at 04:52:14PM +, Will Deacon wrote:
> David Laight explains:
>
> | A long time ago there was a document from Intel that said that
> | inb/outb weren't necessarily synchronised wrt memory accesses.
> | (Might be P-pro era). However no processors actually behaved that
On Mon, Nov 26, 2018 at 04:52:14PM +, Will Deacon wrote:
> David Laight explains:
>
> | A long time ago there was a document from Intel that said that
> | inb/outb weren't necessarily synchronised wrt memory accesses.
> | (Might be P-pro era). However no processors actually behaved that
On Mon, 26 Nov 2018 19:28:02 +
vitor wrote:
> On 26/11/18 19:08, Boris Brezillon wrote:
> > On Mon, 26 Nov 2018 19:56:18 +0100
> > Boris Brezillon wrote:
> >
> >>> - for the others it will easy the SoC integration avoiding
> >>> duplicated work and doing things from scratch.
> >
On 26/11/18 18:56, Boris Brezillon wrote:
On Mon, 26 Nov 2018 18:33:37 +
vitor wrote:
On 26/11/18 12:35, Boris Brezillon wrote:
On Mon, 26 Nov 2018 12:06:24 +
vitor wrote:
Hi Boris,
On 23/11/18 12:50, Boris Brezillon wrote:
On Fri, 23 Nov 2018 12:39:31 +
vitor wrote:
On Mon, 26 Nov 2018 11:57:21 +0300
Alexey Budankov wrote:
> >> +For the purpose of performing security checks Linux implementation splits
> >> +processes into two categories [6]_ : a) privileged processes (whose
> >> effective
> >> +user ID is 0, referred to as superuser or root), and b) unprivi
On Mon, 26 Nov 2018 20:11:39 +
vitor wrote:
> >>> I prefer that we keep the driver as is until we actually need to split
> >>> things up.
> >> This is already done and will benefit everyone:
> >>
> >> - for me is better do it now than the secondary master and slave
> >> development.
Hi Babu and Borislav,
Two typos seemed to have slipped through into the merged commit ...
On 11/21/2018 12:28 PM, Moger, Babu wrote:
> @@ -163,14 +163,14 @@ int parse_cbm(struct rdt_parse_data *data, struct
> rdt_resource *r,
>* either is exclusive.
>*/
> if (rdtgroup_cbm_o
On Mon, Nov 26, 2018 at 02:16:24PM -0800, Reinette Chatre wrote:
> Hi Babu and Borislav,
>
> Two typos seemed to have slipped through into the merged commit ...
>
> On 11/21/2018 12:28 PM, Moger, Babu wrote:
> > @@ -163,14 +163,14 @@ int parse_cbm(struct rdt_parse_data *data, struct
> > rdt_reso
Hi Borislav,
On 11/26/2018 2:28 PM, Borislav Petkov wrote:
> On Mon, Nov 26, 2018 at 02:16:24PM -0800, Reinette Chatre wrote:
>> Hi Babu and Borislav,
>>
>> Two typos seemed to have slipped through into the merged commit ...
>>
>> On 11/21/2018 12:28 PM, Moger, Babu wrote:
>>> @@ -163,14 +163,14 @
On Tue, Nov 20, 2018 at 10:30:55AM +0800, Kenneth Lee wrote:
> Date: Tue, 20 Nov 2018 10:30:55 +0800
> From: Kenneth Lee
> To: Leon Romanovsky
> CC: Tim Sell , linux-doc@vger.kernel.org,
> Alexander Shishkin , Zaibo Xu
> , zhangfei@foxmail.com, linux...@huawei.com,
> haojian.zhu...@linaro.
On 26.11.2018 23:28, Jonathan Corbet wrote:
> On Mon, 26 Nov 2018 11:57:21 +0300
> Alexey Budankov wrote:
>
+For the purpose of performing security checks Linux implementation splits
+processes into two categories [6]_ : a) privileged processes (whose
effective
+user ID is 0,
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