Messages in this thread |  | | | Date | Mon, 12 Jul 2010 15:41:26 +0900 | | From | Paul Mundt <> | | Subject | Re: [PATCH] perf: Add DWARF register lookup for SH |
| |
On Mon, Jul 12, 2010 at 07:23:44AM +0100, Matt Fleming wrote: > On Mon, 12 Jul 2010 10:54:43 +0900, Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> wrote: > > Matt Fleming wrote: > > > Implement get_arch_regstr() for SH so that, given a DWARF register > > > number, the corresponding symbolic name of that register can be looked > > > up. > > > > OK, the patch itself looks good, but I don't know whether SH kernel > > supports KPROBE_EVENT which is required for perf-probe. Or, SH kernel > > repository already has it? > > No, SH doesn't support KPROBE_EVENT yet. It's on my list of things to > do. However, this patch also stops the "DWARF register mappings have not > been defined" warning when building perf.
It does now, by virtue of HAVE_REGS_AND_STACK_ACCESS_API. The initial support for this was checked in on June 14th, so you should be able to use it already as long as you're working with current HEAD.
|  |