Re: [PATCH] trace_uprobe: Display correct offset in uprobe_events

From: Steven Rostedt
Date: Fri Jan 19 2018 - 11:04:58 EST


On Sat, 6 Jan 2018 11:12:46 +0530
Ravi Bangoria <ravi.bangoria@xxxxxxxxxxxxxxxxxx> wrote:

> Recently, how the pointers being printed with %p has been changed
> by commit ad67b74d2469 ("printk: hash addresses printed with %p").
> This is causing a regression while showing offset in the
> uprobe_events file. Instead of %p, use %px to display offset.
>
> Before patch:
>
> # perf probe -vv -x /tmp/a.out main
> Opening /sys/kernel/debug/tracing//uprobe_events write=1
> Writing event: p:probe_a/main /tmp/a.out:0x58c
>
> # cat /sys/kernel/debug/tracing/uprobe_events
> p:probe_a/main /tmp/a.out:0x0000000049a0f352
>
> After patch:
>
> # cat /sys/kernel/debug/tracing/uprobe_events
> p:probe_a/main /tmp/a.out:0x000000000000058c
>

Thanks, I'll pull this into my tree.

-- Steve