Hi Ratheesh,
On Tue, Apr 1, 2014 at 11:54 AM, ratheesh kannoth
wrote:
> On Tue, Apr 1, 2014 at 11:50 AM, Arun KS wrote:
>> This requirement depends on what cache your hardware has.
>> Can you give more details about your processor?
>>
>> If you have VIPT non aliasing cache or PIPT cache, you don
On Tue, Apr 1, 2014 at 11:50 AM, Arun KS wrote:
> This requirement depends on what cache your hardware has.
> Can you give more details about your processor?
>
> If you have VIPT non aliasing cache or PIPT cache, you don't need to
> do anything.
>
How can i find which cache hw on my machine ?
Hi Ratheesh,
On Tue, Apr 1, 2014 at 9:28 AM, ratheesh kannoth wrote:
> I mmap'ed mmory allocated by kmalloc , to userspace. I can modify
> data ( in that memory region ) from kernel space or userspace and
> call flush_dcache_page to get it refected in both kernel and
> userspace.
This re
Hi,
When I'm on a sheel on LCD using USB keyboard, all works fine (except another
important problem..) but Ctrl-C key doesn't work.
When I press ctrl-C, '^C' is displayed on the screen (prompt line), but
doesn't have the effect of killing the job. For example, I start ping and it
displays the
I mmap'ed mmory allocated by kmalloc , to userspace. I can modify
data ( in that memory region ) from kernel space or userspace and
call flush_dcache_page to get it refected in both kernel and
userspace.
1) if i modify a value from userspace, is there any other way to
flush dcache page f
Hi, guys,
I am trying to use jprobe to intercept syscalls in linux kernel.
Such as open(),the original flow is open()-->sys_open(),
and now,
open()-->check_file()-->sys_oepn()
The check_file() is jprobe's entry point.
If check_file() returns sucessfully, jprobe_return() will be called and
sys_ope
Hello,
On Fedora 20, I try the following:
1) create a cgroup called "0"
/sys/fs/cgroup/memory/0
run:
echo "1" > /sys/fs/cgroup/memory/0/memory.oom_control
bash: echo: write error: Invalid argument
Why am I having this error ?
According to the documentation:
http://lxr.free-electrons.com/sourc