linux-kernel - Re: ftrace breaks sparc64 build

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <49635F17.76E4.0078.0@novell.com>
Date:	Tue, 06 Jan 2009 12:39:35 +0000
From:	"Jan Beulich" <jbeulich@...ell.com>
To:	"Sam Ravnborg" <sam@...nborg.org>,
	"Al Viro" <viro@...IV.linux.org.uk>
Cc:	"David S. Miller" <davem@...emloft.net>,
	"Ingo Molnar" <mingo@...e.hu>, <rostedt@...dmis.org>,
	"Steven Rostedt" <srostedt@...hat.com>,
	"LKML" <linux-kernel@...r.kernel.org>,
	"sparclinux" <sparclinux@...r.kernel.org>
Subject: Re: ftrace breaks sparc64 build

>>> Al Viro <viro@...IV.linux.org.uk> 06.01.09 12:35 >>>
>On Tue, Jan 06, 2009 at 07:53:04AM +0000, Jan Beulich wrote:
>> The others look like a tools side behavioral difference, as I never saw any
>> such. Is this problem sparc32-specific (I tested x86 and ia64 only)? What's
>> the binutils version used?
>
>2.18.50.0.6.
>
>And no, it's not tools side.  What it is, AFAICT, is that sparc32 has
>LDFLAGS_vmlinux = -r, which leaves a metric arseload of relocs that
>wouldn't have survived into vmlinux otherwise.  Look at .rela__ksymtab
>in .tmp_vmlinux1, for example...

That I think can only be taken care of by disallowing the stripping for that
arch, i.e. adding a negative dependency to the Kconfig option. Or can
anyone think of any other solution?

Jan

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/