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Re: [Xen-users] rebased opensuse 2.6.31 xen patches

To: Andrew Lyon <andrew.lyon@xxxxxxxxx>
Subject: Re: [Xen-users] rebased opensuse 2.6.31 xen patches
From: Bruce Edge <bruce.edge@xxxxxxxxx>
Date: Wed, 14 Oct 2009 11:15:25 -0700
Cc: xen-users List <xen-users@xxxxxxxxxxxxxxxxxxx>
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On Wed, Oct 14, 2009 at 8:36 AM, Andrew Lyon <andrew.lyon@xxxxxxxxx> wrote:
> I have rebased the latest opensuse 2.6.31 xen dom0 patches so that
> they apply to the vanilla kernel cleanly, you can get the patches and
> a gentoo ebuild from
> http://code.google.com/p/gentoo-xen-kernel/downloads/list , non gentoo
> users simply apply them in numeric order.
> Note that the ebuild also uses genpatches-2.6.31-4 to patch the kernel
> to so you should update to that revision before applying
> them.
> I believe opensuse will be using 2.6.31 as a release kernel so they
> will be supporting it for some time, I will update the patches
> whenever they release a new kernel source rpm.
> This is NOT pv_ops, these are "classic" Xen patches.
> Andy

It might be .config dependent, but I needed this patch before it would build:

diff -Naur arch/x86/kernel/microcode_core-xen.c.orig

--- arch/x86/kernel/microcode_core-xen.c.orig   2009-10-14
10:45:42.000000000 -0700
+++ arch/x86/kernel/microcode_core-xen.c        2009-10-14
10:44:30.000000000 -0700
@@ -34,7 +34,7 @@
 #include <linux/firmware.h>
 #include <linux/uaccess.h>
 #include <linux/vmalloc.h>
+#include <linux/swap.h>
 #include <asm/microcode.h>
 #include <asm/processor.h>

The error was:

make -l12 deb-pkg

  CHK     include/linux/version.h
  CHK     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-x86
  CALL    scripts/checksyscalls.sh
  CHK     include/linux/compile.h
  CC [M]  arch/x86/kernel/microcode_core.o
arch/x86/kernel/microcode_core-xen.c: In function ‘microcode_write’:
arch/x86/kernel/microcode_core-xen.c:100: error: ‘totalram_pages’
undeclared (first use in this function)
arch/x86/kernel/microcode_core-xen.c:100: error: (Each undeclared
identifier is reported only once
arch/x86/kernel/microcode_core-xen.c:100: error: for each function it
appears in.)
make[4]: *** [arch/x86/kernel/microcode_core.o] Error 1
make[3]: *** [arch/x86/kernel] Error 2
make[2]: *** [arch/x86] Error 2
make[1]: *** [deb-pkg] Error 2
make: *** [deb-pkg] Error 2


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