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Message-ID: <20111020085855.GE14464@moon>
Date: Thu, 20 Oct 2011 12:58:55 +0400
From: Cyrill Gorcunov <gorcunov@...il.com>
To: Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
Cc: Pekka Enberg <penberg@...helsinki.fi>, a.p.zijlstra@...llo.nl,
paulus@...ba.org, mingo@...e.hu, acme@...stprotocols.net,
anton@...ba.org, daahern@...co.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tools/perf: Increase symbol KSYM_NAME_LEN size
On Thu, Oct 20, 2011 at 10:45:01AM +0200, Ricardo Ribalda Delgado wrote:
> That is 4gb size :S..... I have tried making a dummy program
>
> int tttttt......ttttt (int a, int b){
> return a+b;
> }
>
> int main(int arg, char *[]argv){
> return tttt....tttt(1,2);
> }
>
> and it has worked at least until t^16384 both in gcc and in gdb, and I
> guess it would have continue working until much more.
>
> Right now, I think we can increase it until 512, to be on the safe
> side, and keep it simple. What do you think?
>
I've no idea how perf uses them, so I think I have no rights to
advise here ;) If this has no performance impact then sure, looks
good.
Cyrill
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