[PATCH v4 1/9] ppc64 (le): prepare for -mprofile-kernel
Torsten Duwe
duwe at lst.de
Thu Nov 26 23:57:27 AEDT 2015
On Thu, Nov 26, 2015 at 01:12:12PM +0300, Denis Kirjanov wrote:
> On 11/25/15, Torsten Duwe <duwe at lst.de> wrote:
> > + */
> > + return 2;
> I didn't find where you check for this return value.
That's a pure debugging convenience. The return test is for != 0,
so any non-zero value will do. I've encountered situations where
I'd really liked to know _why_ a routine failed/succeeded, visible
in the registers in the debugger.
This is no big thing, I have no strong opinion about this.
Torsten
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