Em Tue, Dec 15, 2020 at 10:49:59PM +0900, Namhyung Kim escreveu:
> Hello,
>
> On Tue, Dec 15, 2020 at 10:35 AM Tiezhu Yang wrote:
> >
> > DWARF register mappings have not been defined for some architectures,
> > at least for mips, so we can print an error message and then return
> > directly
Hello,
On Tue, Dec 15, 2020 at 10:35 AM Tiezhu Yang wrote:
>
> DWARF register mappings have not been defined for some architectures,
> at least for mips, so we can print an error message and then return
> directly when use '--call-graph dwarf'.
>
> E.g. without this patch:
>
> [root@linux perf]#
Em Tue, Dec 15, 2020 at 09:35:31AM +0800, Tiezhu Yang escreveu:
> DWARF register mappings have not been defined for some architectures,
> at least for mips, so we can print an error message and then return
> directly when use '--call-graph dwarf'.
>
> E.g. without this patch:
Thanks, applied.
DWARF register mappings have not been defined for some architectures,
at least for mips, so we can print an error message and then return
directly when use '--call-graph dwarf'.
E.g. without this patch:
[root@linux perf]# ./perf record --call-graph dwarf cd
Error:
The sys_perf_event_open()
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