On Thu, 29 Oct 2020 09:40:01 -0400
Steven Rostedt wrote:
> On Thu, 29 Oct 2020 16:58:03 +0900
> Masami Hiramatsu wrote:
>
> > Hi Steve,
> >
> > On Wed, 28 Oct 2020 07:52:49 -0400
> > Steven Rostedt wrote:
> >
> > > From: "Steven Rostedt (VMware)"
> > >
> > > If a ftrace callback does not s
On Thu, 29 Oct 2020 16:58:03 +0900
Masami Hiramatsu wrote:
> Hi Steve,
>
> On Wed, 28 Oct 2020 07:52:49 -0400
> Steven Rostedt wrote:
>
> > From: "Steven Rostedt (VMware)"
> >
> > If a ftrace callback does not supply its own recursion protection and
> > does not set the RECURSION_SAFE flag i
Hi Steve,
On Wed, 28 Oct 2020 07:52:49 -0400
Steven Rostedt wrote:
> From: "Steven Rostedt (VMware)"
>
> If a ftrace callback does not supply its own recursion protection and
> does not set the RECURSION_SAFE flag in its ftrace_ops, then ftrace will
> make a helper trampoline to do so before c
From: "Steven Rostedt (VMware)"
If a ftrace callback does not supply its own recursion protection and
does not set the RECURSION_SAFE flag in its ftrace_ops, then ftrace will
make a helper trampoline to do so before calling the callback instead of
just calling the callback directly.
The default