[tip:smp/hotplug 5/6] arch/x86/xen/enlighten.c:1522:2: error: implicit declaration of function 'xen_pvh_early_cpu_init'

From: kbuild test robot
Date: Thu Jul 28 2016 - 12:16:14 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git smp/hotplug
head: c713c8cb2055f5f3b32ee4315be589177a2658cc
commit: 854e9fa5a56a9771fad4701a427e4844d2cbade1 [5/6] xen/x86: Define stubs for xen_smp_intr_init/xen_smp_intr_free
config: x86_64-randconfig-x011-201630 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
git checkout 854e9fa5a56a9771fad4701a427e4844d2cbade1
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

arch/x86/xen/enlighten.c: In function 'xen_pvh_early_guest_init':
>> arch/x86/xen/enlighten.c:1522:2: error: implicit declaration of function 'xen_pvh_early_cpu_init' [-Werror=implicit-function-declaration]
xen_pvh_early_cpu_init(0, false);
^~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +/xen_pvh_early_cpu_init +1522 arch/x86/xen/enlighten.c

d285d683 Mukesh Rathor 2013-12-13 1516
c9f6e997 Roger Pau Monne 2014-01-20 1517 if (!xen_feature(XENFEAT_hvm_callback_vector))
c9f6e997 Roger Pau Monne 2014-01-20 1518 return;
c9f6e997 Roger Pau Monne 2014-01-20 1519
d285d683 Mukesh Rathor 2013-12-13 1520 xen_have_vector_callback = 1;
a2ef5dc2 Mukesh Rathor 2014-09-10 1521
a2ef5dc2 Mukesh Rathor 2014-09-10 @1522 xen_pvh_early_cpu_init(0, false);
c9f6e997 Roger Pau Monne 2014-01-20 1523 xen_pvh_set_cr_flags(0);
d285d683 Mukesh Rathor 2013-12-13 1524
d285d683 Mukesh Rathor 2013-12-13 1525 #ifdef CONFIG_X86_32

:::::: The code at line 1522 was first introduced by commit
:::::: a2ef5dc2c7cbedbeb4c847039845afaea5e63745 x86/xen: Set EFER.NX and EFER.SCE in PVH guests

:::::: TO: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
:::::: CC: David Vrabel <david.vrabel@xxxxxxxxxx>

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