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SubjectRe: [PATCH 13/41] perf tools: Add machine__kernel_ip()
On Mon, Aug 11, 2014 at 03:36:40PM +0300, Adrian Hunter wrote:
> On 08/11/2014 03:23 PM, Jiri Olsa wrote:
> > On Wed, Jul 16, 2014 at 05:22:22PM +0300, Adrian Hunter wrote:
> >> On 16/07/2014 5:15 p.m., Jiri Olsa wrote:
> >>> On Mon, Jul 14, 2014 at 01:02:37PM +0300, Adrian Hunter wrote:
> >>>
> >>> SNIP
> >>>
> >>>> +
> >>>> +int machine__get_kernel_start(struct machine *machine)
> >>>> +{
> >>>> + struct map *map = machine__kernel_map(machine, MAP__FUNCTION);
> >>>> + int err = 0;
> >>>> +
> >>>> + /*
> >>>> + * The only addresses above 2^63 are kernel addresses of a 64-bit
> >>>> + * kernel. Note that addresses are unsigned so that on a 32-bit system
> >>>> + * all addresses including kernel addresses are less than 2^32. In
> >>>> + * that case (32-bit system), if the kernel mapping is unknown, all
> >>>> + * addresses will be assumed to be in user space - see
> >>>> + * machine__kernel_ip().
> >>>> + */
> >>>> + machine->kernel_start = 1ULL << 63;
> >>>> + if (map) {
> >>>> + err = map__load(map, machine->symbol_filter);
> >>>> + if (map->start)
> >>>> + machine->kernel_start = map->start;
> >>>> + }
> >>>> + return err;
> >>>> +}
> >>>
> >>> we just recently got machine__get_kernel_start_addr function,
> >>> I think we want just one function for this
> >>
> >> They do quite different things.
> >>
> >
> > so one of those two should have different name
>
> Such as?

dont know ;-) but if they do 'quite different things' as u said,
I expect to see that at least in the function name

jirka


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