[Xen-devel] Latest Pv_ops build fail on 32-bit system

["Xu, Jiajun" <jiajun.xu@xxxxxxxxx>]

Hi all, 
We found latest Pv_ops build (commit, 34ffcd2bde0018cf78d5b4f1f5427c38a3e9b502) 
fail on 32-bit system with following error:

###########
  Using 
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git
 as source for kernel
  GEN     
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/build-linux-2.6-pvops_x86_32/Makefile
  CHK     include/linux/version.h
  CHK     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-x86
  CALL    
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/scripts/checksyscalls.sh
  CHK     include/linux/compile.h
  CC      arch/x86/kernel/setup.o
In file included from 
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/arch/x86/kernel/setup.c:93:
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/arch/x86/include/asm/vsyscall.h:
 In function '__vgetcpu':
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/arch/x86/include/asm/vsyscall.h:60:
 error: '__PER_CPU_SEG' undeclared (first use in this function)
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/arch/x86/include/asm/vsyscall.h:60:
 error: (Each undeclared identifier is reported only once
/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/linux-2.6-pvops.git/arch/x86/include/asm/vsyscall.h:60:
 error: for each function it appears in.)
make[7]: *** [arch/x86/kernel/setup.o] Error 1
make[6]: *** [arch/x86/kernel] Error 2
make[5]: *** [arch/x86] Error 2
make[4]: *** [sub-make] Error 2
make[3]: *** [all] Error 2
make[3]: Leaving directory 
`/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015/build-linux-2.6-pvops_x86_32'
make[2]: *** [build] Error 2
make[2]: Leaving directory 
`/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015'
make[1]: *** [linux-2.6-pvops-install] Error 2
make[1]: Leaving directory 
`/home/nightly/builds_xen_unstable_pae/xen-3.x-hg-xen_unstable_pae-20314-20091015'
make: *** [install-kernels] Error 1
############

On x86_64 system, the build can pass. 


Best Regards
Jiajun
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