Re: Linux - x86/ptrace/gcc 4.7 build error

From: Sven-Haegar Koch
Date: Thu Jun 13 2013 - 14:31:34 EST

On Thu, 13 Jun 2013, Willy Tarreau wrote:

> Sven-Haegar, Christoph,
> concerning the issue below, I could reproduce both Sven-Haegar's error (running
> make headers_check with the patch applied) and Christoph's build error with gcc
> 4.7 on i686 without the patch.
> I noticed that neither syscall_trace_enter() nor syscall_trace_leave() were
> called from C code, all were from pure asm. So I simply reverted the first
> patch then removed the two function prototypes and everything is OK for me
> now using gcc 4.7, i686 and x86_64.
> I'm attaching the two patches here to be appled on top of, I would
> like it if you could try in your environment to confirm that they correctly
> fix the issue.

hello Willy,

With your two new patches applied on top I was able to build my kernel
package both using gcc 4.7 (Debian Wheezy) and gcc 4.4 (Debian Squeeze).

(But I did not try rebooting the server yet)

Thanks for the fix!

Three may keep a secret, if two of them are dead.
- Ben F.
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