On 06/20, Guenter Roeck wrote:
>
> On Tue, Jun 11, 2024 at 01:21:52PM +0200, Jiri Olsa wrote:
> > Adding uretprobe syscall instead of trap to speed up return probe.
> >
>
> This patch results in:
>
> Building loongarch:allmodconfig ... failed
> --
> Error log:
> In file included from in
On Fri, Jun 14, 2024 at 09:26:59PM +0200, Jiri Olsa wrote:
> On Fri, Jun 14, 2024 at 10:48:22AM -0700, Nathan Chancellor wrote:
> > Hi Jiri,
> >
> > On Tue, Jun 11, 2024 at 01:21:52PM +0200, Jiri Olsa wrote:
> > > Adding uretprobe syscall instead of trap to speed up return probe.
> > ...
> > > dif
On Fri, Jun 14, 2024 at 10:48:22AM -0700, Nathan Chancellor wrote:
> Hi Jiri,
>
> On Tue, Jun 11, 2024 at 01:21:52PM +0200, Jiri Olsa wrote:
> > Adding uretprobe syscall instead of trap to speed up return probe.
> ...
> > diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
> > index 2c8
Hi Jiri,
On Tue, Jun 11, 2024 at 01:21:52PM +0200, Jiri Olsa wrote:
> Adding uretprobe syscall instead of trap to speed up return probe.
...
> diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
> index 2c83ba776fc7..2816e65729ac 100644
> --- a/kernel/events/uprobes.c
> +++ b/kernel/eve
Adding uretprobe syscall instead of trap to speed up return probe.
At the moment the uretprobe setup/path is:
- install entry uprobe
- when the uprobe is hit, it overwrites probed function's return address
on stack with address of the trampoline that contains breakpoint
instruction
5 matches
Mail list logo