Re: Build broken on s390 and ia64 [was: Linux 2.6.32.58]

[Ben Hutchings <ben@decadent.org.uk>]

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On Mon, 2012-03-05 at 23:33 +0100, Willy Tarreau wrote:
> Hi,
> 
> On Mon, Mar 05, 2012 at 01:48:24PM +0100, Jiri Slaby wrote:
> > >>> Linus Torvalds (2): Fix autofs compile without CONFIG_COMPAT
> > >>
> > >> But who defines is_compat_task *with* CONFIG_COMPAT on ia64?
> > >>
> > >> fs/autofs4/inode.c: In function 'autofs4_fill_super':
> > >> fs/autofs4/inode.c:345: error: implicit declaration of function
> > >> 'is_compat_task'
> > > 
> > > The ia64 compat code got entirely removed, since it was broken:
> > > 
> > > 32974ad4907cdde6c9de612cd1b2ee0568fb9409 "[IA64] Remove COMPAT_IA32 support"
> > 
> > Yes, but that is even in 2.6.34. So the fix for autofs is incomplete in
> > .32 as it breaks build on configs which used to work.
> 
> So in the end, does anybody have an idea what is missing from this patch ?
> I'm not sure that reverting the autofs fix is a right solution either :-/

Either cherry-pick commit 32974ad4907cdde6c9de612cd1b2ee0568fb9409 or
use this reduced version.

Ben.

---
From: Ben Hutchings <ben@decadent.org.uk>
Date: Fri, 9 Mar 2012 04:21:03 +0000
Subject: [PATCH] [IA64] Remove COMPAT_IA32 support

commit 32974ad4907cdde6c9de612cd1b2ee0568fb9409 upstream

This just changes Kconfig rather than touching all the other files the
original commit did.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 arch/ia64/Kconfig |   17 -----------------
 1 files changed, 0 insertions(+), 17 deletions(-)

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 1ee596c..20fc9c5 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -502,23 +502,6 @@ config ARCH_PROC_KCORE_TEXT
 	def_bool y
 	depends on PROC_KCORE
 
-config IA32_SUPPORT
-	bool "Support for Linux/x86 binaries"
-	help
-	  IA-64 processors can execute IA-32 (X86) instructions.  By
-	  saying Y here, the kernel will include IA-32 system call
-	  emulation support which makes it possible to transparently
-	  run IA-32 Linux binaries on an IA-64 Linux system.
-	  If in doubt, say Y.
-
-config COMPAT
-	bool
-	depends on IA32_SUPPORT
-	default y
-
-config COMPAT_FOR_U64_ALIGNMENT
-	def_bool COMPAT
-
 config IA64_MCA_RECOVERY
 	tristate "MCA recovery from errors other than TLB."
 
-- 
1.7.9.1



-- 
Ben Hutchings
Quantity is no substitute for quality, but it's the only one we've got.

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