* Steven Rostedt <[EMAIL PROTECTED]> wrote:
> From: Steven Rostedt <[EMAIL PROTECTED]>
>
> Impact: New feature
>
> This patch lets the swapper tasks of all CPUS be filtered by the
> set_ftrace_pid file.
>
> If '0' is echoed into this file, then all the idle tasks (aka swapper)
> is flagged to be traced. This affects all CPU idle tasks.
>
> Signed-off-by: Steven Rostedt <[EMAIL PROTECTED]>
> ---
> kernel/trace/ftrace.c | 74 +++++++++++++++++++++++++++++++++++++++++-------
> 1 files changed, 63 insertions(+), 11 deletions(-)
okay, i've applied it - but i dont like the extra complexity of +50 lines
at all.
This is an area where the 'PID namespaces via struct pid pointers' model
breaks down and forces collateral complexity into other subsystems, and
where a simple integer based filter is so intuitive.
Eric, can you see any way to simplify this? It looks horrible.
Ingo
_______________________________________________
Containers mailing list
[EMAIL PROTECTED]
https://lists.linux-foundation.org/mailman/listinfo/containers
_______________________________________________
Devel mailing list
Devel@openvz.org
https://openvz.org/mailman/listinfo/devel
