Linus Torvalds writes: (Summary) On Fri, Apr 13, 2018 at 5:16 AM, Mathieu Desnoyers
<mathieu.desnoyers@efficios.com> wrote:
No it's not.
No it's not.
You can have a thousand different processes doing cpu_opv at the same time. You can have a thousand different processes doing cpu_opv at the same time. A *single* cpu_opv may me limited toi "only" a megabyte, but I'm not seeing any global limit anywhere.
seeing any global limit anywhere.
In short, this looks like a guaranteed DoS approach to me. Linus
Linus
Linus
<mathieu.desnoyers@efficios.com> wrote:
[...]
a cpu_opv call can touch.No it's not.
No it's not.
You can have a thousand different processes doing cpu_opv at the same time. You can have a thousand different processes doing cpu_opv at the same time. A *single* cpu_opv may me limited toi "only" a megabyte, but I'm not seeing any global limit anywhere.
seeing any global limit anywhere.
In short, this looks like a guaranteed DoS approach to me. Linus
Linus
Linus