From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>,
a.p.zijlstra@chello.nl, paulus@samba.org, mingo@elte.hu,
acme@ghostprotocols.net, anton@samba.org, daahern@cisco.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tools/perf: Increase symbol KSYM_NAME_LEN size
Date: Thu, 20 Oct 2011 12:14:51 +0400 [thread overview]
Message-ID: <20111020081451.GC14464@moon> (raw)
In-Reply-To: <CAOJsxLGZLx-Wybi=BM41pN5X5Xw=qw4dEC_q=Qy903GpKj6Nzw@mail.gmail.com>
On Thu, Oct 20, 2011 at 10:54:40AM +0300, Pekka Enberg wrote:
...
>
> Is there some specified maximum length for symbols (e.g. in ELF spec)?
> I'm OK with the patch but I'd prefer we didn't bump up the number
> blindly there's something "official" number we can use.
>
> Pekka
Elf restricts offsets in string table by 4 bytes, so probably the option
is to have complete .strtab being read somewhere and use indices when needed.
(note I didn't check where perf tool need those names).
Cyrill
next prev parent reply other threads:[~2011-10-20 8:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-20 7:43 [PATCH] tools/perf: Increase symbol KSYM_NAME_LEN size Ricardo Ribalda Delgado
2011-10-20 7:54 ` Pekka Enberg
2011-10-20 8:14 ` Cyrill Gorcunov [this message]
2011-10-20 8:45 ` Ricardo Ribalda Delgado
2011-10-20 8:58 ` Cyrill Gorcunov
2011-10-20 9:14 ` Pekka Enberg
2011-10-21 15:23 ` Arnaldo Carvalho de Melo
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