linux-kernel - patch uml-memcpy-export-needs-to-follow-host-declaration.patch added to 2.6.25-stable tree

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Date:	Sat, 16 Aug 2008 15:32:43 -0700
From:	<gregkh@...e.de>
To:	jdike@...toit.com, akpm@...ux-foundation.org, gregkh@...e.de,
	jdike@...ux.intel.com, linux-kernel@...r.kernel.org,
	nix.or.die@...glemail.com, torvalds@...ux-foundation.org,
	user-mode-linux-devel@...ts.sourceforge.net
Cc:	<stable@...nel.org>, <stable-commits@...r.kernel.org>
Subject: patch uml-memcpy-export-needs-to-follow-host-declaration.patch added to 2.6.25-stable tree


This is a note to let you know that we have just queued up the patch titled

    Subject:  uml: memcpy export needs to follow host declaration

to the 2.6.25-stable tree.  Its filename is

    uml-memcpy-export-needs-to-follow-host-declaration.patch

A git repo of this tree can be found at 
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary


>From stable-bounces@...ux.kernel.org Tue Aug  5 13:15:05 2008
From: Jeff Dike <jdike@...toit.com>
Date: Tue, 5 Aug 2008 16:14:09 -0400
Subject:  uml: memcpy export needs to follow host declaration
To: stable@...nel.org
Cc: LKML <linux-kernel@...r.kernel.org>, uml-devel <user-mode-linux-devel@...ts.sourceforge.net>
Message-ID: <20080805201409.GA11792@...user-mode-linux.org>
Content-Disposition: inline

From: Jeff Dike <jdike@...toit.com>

commit 8bfd04b974689f700bbd053ad6e66b0a95fb80c9 upstream

x86_64 defines either memcpy or __memcpy depending on the gcc version, and
it looks like UML needs to follow that in its exporting.

Cc: Gabriel C <nix.or.die@...glemail.com>
Signed-off-by: Jeff Dike <jdike@...ux.intel.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 arch/um/sys-x86_64/ksyms.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/arch/um/sys-x86_64/ksyms.c
+++ b/arch/um/sys-x86_64/ksyms.c
@@ -13,5 +13,9 @@ EXPORT_SYMBOL(__down_failed_trylock);
 EXPORT_SYMBOL(__up_wakeup);
 
 /*XXX: we need them because they would be exported by x86_64 */
+#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
+EXPORT_SYMBOL(memcpy);
+#else
 EXPORT_SYMBOL(__memcpy);
+#endif
 EXPORT_SYMBOL(csum_partial);


Patches currently in stable-queue which might be from jdike@...toit.com are

queue-2.6.25/uml-fix-build-when-slob-is-enabled.patch
queue-2.6.25/uml-fix-bad-ntp-interaction-with-clock.patch
queue-2.6.25/uml-physical-memory-shouldn-t-include-initial-stack.patch
queue-2.6.25/uml-track-and-make-up-lost-ticks.patch
queue-2.6.25/uml-missed-kmalloc-in-pcap_user.c.patch
queue-2.6.25/uml-deal-with-host-time-going-backwards.patch
queue-2.6.25/uml-deal-with-inaccessible-address-space-start.patch
queue-2.6.25/uml-missing-export-of-csum_partial-on-uml-amd64.patch
queue-2.6.25/uml-memcpy-export-needs-to-follow-host-declaration.patch
queue-2.6.25/uml-stub-needs-to-tolerate-sigwinch.patch
queue-2.6.25/uml-work-around-broken-host-ptrace_sysemu.patch
queue-2.6.25/uml-fix-gcc-ices-and-unresolved-externs.patch
queue-2.6.25/uml-fix-boot-crash.patch
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