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

[Srikar Dronamraju <srikar@linux.vnet.ibm.com>]

* Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> [2018-01-06 11:12:46]:

> 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.
>
> Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
> ---
>  kernel/trace/trace_uprobe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
> index 40592e7b3568..268029ae1be6 100644
> --- a/kernel/trace/trace_uprobe.c
> +++ b/kernel/trace/trace_uprobe.c
> @@ -608,7 +608,7 @@ static int probes_seq_show(struct seq_file *m, void *v)
> 
>  	/* Don't print "0x  (null)" when offset is 0 */
>  	if (tu->offset) {
> -		seq_printf(m, "0x%p", (void *)tu->offset);
> +		seq_printf(m, "0x%px", (void *)tu->offset);
>  	} else {
>  		switch (sizeof(void *)) {
>  		case 4:

Looks good to me.  Did you consider %pK instead of %px?

Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>