[PATCH v10 2/5] missing include in cputime.c, remove #ifdef CONFIG_PARAVIRT from sched/core.c
Stefano Stabellini
stefano.stabellini at eu.citrix.com
Tue Nov 3 09:56:34 PST 2015
On Wed, 4 Nov 2015, kbuild test robot wrote:
> Hi Stefano,
>
> [auto build test ERROR on arm64/for-next/core]
> [cannot apply to: xen-tip/linux-next]
> [also ERROR on: v4.3 next-20151103]
>
> url: https://github.com/0day-ci/linux/commits/Stefano-Stabellini/xen-arm-arm64-CONFIG_PARAVIRT-and-stolen-ticks-accounting/20151104-002433
> base: https://github.com/0day-ci/linux Stefano-Stabellini/xen-arm-arm64-CONFIG_PARAVIRT-and-stolen-ticks-accounting/20151104-002433
> config: mips-jz4740 (attached as .config)
Ah, of course! I only tested x86, arm and arm64, but this wouldn't work
on any arches without arm/paravirt.h. Damn.
I guess we'll have to keep
#ifdef CONFIG_PARAVIRT
#include <asm/paravirt.h>
#endif
BTW this auto build test is awesome.
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> make.cross ARCH=mips
>
> All errors (new ones prefixed by >>):
>
> >> kernel/sched/core.c:82:26: fatal error: asm/paravirt.h: No such file or directory
> compilation terminated.
> --
> >> kernel/sched/cputime.c:8:26: fatal error: asm/paravirt.h: No such file or directory
> compilation terminated.
>
> vim +82 kernel/sched/core.c
>
> 52f5684c kernel/sched/core.c Gideon Israel Dsouza 2014-04-07 76 #include <linux/compiler.h>
> ^1da177e kernel/sched.c Linus Torvalds 2005-04-16 77
> 96f951ed kernel/sched/core.c David Howells 2012-03-28 78 #include <asm/switch_to.h>
> 5517d86b kernel/sched.c Eric Dumazet 2007-05-08 79 #include <asm/tlb.h>
> 838225b4 kernel/sched.c Satyam Sharma 2007-10-24 80 #include <asm/irq_regs.h>
> db7e527d kernel/sched/core.c Christian Borntraeger 2012-01-11 81 #include <asm/mutex.h>
> e6e6685a kernel/sched.c Glauber Costa 2011-07-11 @82 #include <asm/paravirt.h>
> ^1da177e kernel/sched.c Linus Torvalds 2005-04-16 83
> 029632fb kernel/sched.c Peter Zijlstra 2011-10-25 84 #include "sched.h"
> ea138446 kernel/sched/core.c Tejun Heo 2013-01-18 85 #include "../workqueue_internal.h"
>
> :::::: The code at line 82 was first introduced by commit
> :::::: e6e6685accfa81f509fadfc9624bc7c3862d75c4 KVM guest: Steal time accounting
>
> :::::: TO: Glauber Costa <glommer at redhat.com>
> :::::: CC: Avi Kivity <avi at redhat.com>
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>
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