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SubjectRe: [PATCH 13/41] perf tools: Add machine__kernel_ip()
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

jirka


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