Displaying 6 results from an estimated 6 matches for "kptr_restrict".
2019 Sep 27
1
[PATCH v2 26/27] drm/dp_mst: Also print unhashed pointers for malloc/topology references
...t;ville.syrjala at linux.intel.com>
> Cc: Harry Wentland <hwentlan at amd.com>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Signed-off-by: Lyude Paul <lyude at redhat.com>
It's really too bad there isn't a CONFIG_DEBUG_SHOW_PK_ADDRESSES or even a value
of kptr_restrict value that bypasses pointer hashing. I'm sure we're not the
only ones to feel this pain. Maybe everyone just hacks vsnprintf...
As it is, I'm not totally sold on exposing the actual addresses unconditionally.
What do you think about pulling the print out into a function and only printi...
2014 Oct 17
3
[LLVMdev] oprofile support?
...i, fib(i)); }
$clang -g -S -emit-llvm -o loopy.ll loopy.c
$ operf -Vdebug -e CPU_CLK_UNHALTED:5000000 lli
-debug-only="oprofile-jit-event-listener" loopy.ll
Using samples dir /home/dad/oprofile_data/samples
Kernel profiling is not possible with current system config
Set /proc/sys/kernel/kptr_restrict to 0 to collect kernel samples.
Exec args are: lli -debug-only=oprofile-jit-event-listener loopy.ll
telling child to start app
app 47033 is running
parent says start app /usr/local/bin/lli
Forking read pid
going into waitpid on profiled app 47033
Successfully read header info for sample data
Conver...
2015 Dec 24
0
systemd-sysctl not running on boot
...) and sysctl.d(5).
net.ipv4.ip_forward = 0
kernel.panic = 20
kernel.sem = 250 65000 32 256
vm.swappiness = 10
net.ipv4.conf.all.log_martians = 1
kernel.dmesg_restrict = 1
vm.dirty_ratio = 15
net.ipv6.conf.default.disable_ipv6 = 1
net.ipv4.tcp_syncookies = 1
net.ipv6.conf.all.disable_ipv6 = 1
kernel.kptr_restrict = 1
[root at web-devel-local-1 ~]# systemctl status systemd-sysctl
? systemd-sysctl.service - Apply Kernel Variables
Loaded: loaded (/usr/lib/systemd/system/systemd-sysctl.service; static;
vendor preset: disabled)
Active: active (exited) since Thu 2015-12-24 09:05:15 IST; 3min 8s ago
D...
2015 Dec 24
2
systemd-sysctl not running on boot
also in /etc/sysctl.d/
On Thu, Dec 24, 2015 at 8:58 AM, Gordon Messmer <gordon.messmer at gmail.com>
wrote:
> On 12/23/2015 05:08 AM, Ofer Hasson wrote:
>
>> By running "systemctl status systemd-sysctl" I also receive the same
>> output, but a simple "cat /proc/sys/vm/swappiness" returns the default
>> value, and not the one set by my conf file.
2014 Nov 29
2
[LLVMdev] oprofile support?
...emit-llvm -o loopy.ll loopy.c
>
> $ operf -Vdebug -e CPU_CLK_UNHALTED:5000000 lli
> -debug-only="oprofile-jit-event-listener" loopy.ll
> Using samples dir /home/dad/oprofile_data/samples
> Kernel profiling is not possible with current system config
> Set /proc/sys/kernel/kptr_restrict to 0 to collect kernel samples.
> Exec args are: lli -debug-only=oprofile-jit-event-listener loopy.ll
> telling child to start app
> app 47033 is running
> parent says start app /usr/local/bin/lli
> Forking read pid
> going into waitpid on profiled app 47033
> Successfully read...
2019 Sep 03
50
[PATCH v2 00/27] DP MST Refactors + debugging tools + suspend/resume reprobing
This is the large series for adding MST suspend/resume reprobing that
I've been working on for quite a while now. In addition, I:
- Refactored and cleaned up any code I ended up digging through in the
process of understanding how some parts of these helpers worked.
- Added some debugging tools along the way that I ended up needing to
figure out some issues in my own code
Note that