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From: "Jan Beulich" <jbeulich@novell.com>
To: Sam Ravnborg <sam@ravnborg.org>, Al Viro <viro@ZenIV.linux.org.uk>
Cc: "David S. Miller" <davem@davemloft.net>,
	Ingo Molnar <mingo@elte.hu>,
	rostedt@goodmis.org, Steven Rostedt <srostedt@redhat.com>,
	LKML <linux-kernel@vger.kernel.org>,
	sparclinux <sparclinux@vger.kernel.org>
Subject: Re: ftrace breaks sparc64 build
Date: Tue, 06 Jan 2009 12:39:35 +0000	[thread overview]
Message-ID: <49635F17.76E4.0078.0@novell.com> (raw)
In-Reply-To: <20090106113543.GS28946@ZenIV.linux.org.uk>

>>> Al Viro <viro@ZenIV.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


WARNING: multiple messages have this Message-ID (diff)
From: "Jan Beulich" <jbeulich@novell.com>
To: "Sam Ravnborg" <sam@ravnborg.org>, "Al Viro" <viro@ZenIV.linux.org.uk>
Cc: "David S. Miller" <davem@davemloft.net>,
	"Ingo Molnar" <mingo@elte.hu>, <rostedt@goodmis.org>,
	"Steven Rostedt" <srostedt@redhat.com>,
	"LKML" <linux-kernel@vger.kernel.org>,
	"sparclinux" <sparclinux@vger.kernel.org>
Subject: Re: ftrace breaks sparc64 build
Date: Tue, 06 Jan 2009 12:39:35 +0000	[thread overview]
Message-ID: <49635F17.76E4.0078.0@novell.com> (raw)
In-Reply-To: <20090106113543.GS28946@ZenIV.linux.org.uk>

>>> Al Viro <viro@ZenIV.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


  reply	other threads:[~2009-01-06 12:39 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-05 18:19 ftrace breaks sparc64 build Sam Ravnborg
2009-01-05 18:19 ` Sam Ravnborg
2009-01-05 19:31 ` Steven Rostedt
2009-01-05 19:31   ` Steven Rostedt
2009-01-05 19:42   ` [PATCH] sparc: make proces_ver_nack a bit more readable Steven Rostedt
2009-01-05 19:42     ` Steven Rostedt
2009-01-05 19:46     ` Steven Rostedt
2009-01-05 19:46       ` Steven Rostedt
2009-01-05 19:56     ` Steven Rostedt
2009-01-05 19:56       ` Steven Rostedt
2009-01-05 20:07       ` Sam Ravnborg
2009-01-05 20:07         ` Sam Ravnborg
2009-01-05 20:08     ` Sam Ravnborg
2009-01-05 20:08       ` Sam Ravnborg
2009-01-06 18:23       ` David Miller
2009-01-06 18:23         ` David Miller
2009-01-05 19:54   ` ftrace breaks sparc64 build Sam Ravnborg
2009-01-05 19:54     ` Sam Ravnborg
2009-01-05 20:05     ` Steven Rostedt
2009-01-05 20:05       ` Steven Rostedt
2009-01-05 21:31       ` Sam Ravnborg
2009-01-05 21:31         ` Sam Ravnborg
2009-01-05 21:52         ` Steven Rostedt
2009-01-05 21:52           ` Steven Rostedt
2009-01-05 22:01           ` Sam Ravnborg
2009-01-05 22:01             ` Sam Ravnborg
2009-01-05 22:14             ` Steven Rostedt
2009-01-05 22:14               ` Steven Rostedt
2009-01-05 23:11               ` Heiko Carstens
2009-01-05 23:11                 ` Heiko Carstens
2009-01-06  2:07                 ` Steven Rostedt
2009-01-06  2:07                   ` Steven Rostedt
2009-01-06  9:36                   ` Heiko Carstens
2009-01-06  9:36                     ` Heiko Carstens
2009-01-06  4:30                 ` Steven Rostedt
2009-01-06  4:30                   ` Steven Rostedt
2009-01-06  9:45                   ` Heiko Carstens
2009-01-06  9:45                     ` Heiko Carstens
2009-01-06 18:32       ` David Miller
2009-01-06 18:32         ` David Miller
2009-01-06 18:52         ` Steven Rostedt
2009-01-06 18:52           ` Steven Rostedt
2009-01-06 19:01           ` David Miller
2009-01-06 19:01             ` David Miller
2009-01-06 19:52             ` Sam Ravnborg
2009-01-06 19:52               ` Sam Ravnborg
2009-01-06 20:02               ` David Miller
2009-01-06 20:02                 ` David Miller
2009-01-05 20:30     ` [PATCH] module: clean up initialization of variable Steven Rostedt
2009-01-05 20:30       ` Steven Rostedt
2009-01-05 22:59       ` Harvey Harrison
2009-01-05 22:59         ` Harvey Harrison
2009-01-06  1:22       ` Rusty Russell
2009-01-06  1:34         ` Rusty Russell
2009-01-06  2:02         ` Steven Rostedt
2009-01-06  2:02           ` Steven Rostedt
2009-01-05 19:48 ` ftrace breaks sparc64 build Al Viro
2009-01-05 19:48   ` Al Viro
2009-01-05 19:55   ` Sam Ravnborg
2009-01-05 19:55     ` Sam Ravnborg
2009-01-06  7:53     ` Jan Beulich
2009-01-06  7:53       ` Jan Beulich
2009-01-06 11:35       ` Al Viro
2009-01-06 11:35         ` Al Viro
2009-01-06 12:39         ` Jan Beulich [this message]
2009-01-06 12:39           ` Jan Beulich
2009-01-06 13:34         ` Sam Ravnborg
2009-01-06 13:34           ` Sam Ravnborg
2009-01-06 15:52           ` Al Viro
2009-01-06 15:52             ` Al Viro
2009-01-06 18:39           ` David Miller
2009-01-06 18:39             ` David Miller
2009-01-08  9:28         ` Jan Beulich
2009-01-08  9:28           ` Jan Beulich

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