Re: [Xen-devel] Linux kernel build fails with xen branch for-linus-4.14 commit "xen: get rid of paravirt op adjust_exception_frame"

[Juergen Gross <jgross@xxxxxxxx>]

On 17/08/17 09:12, Sander Eikelenboom wrote:
> Hi Juergen,
> 
> Today i pulled
> git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.gitfor-linus-4.14
> on top of current 4.13-rc5 linux tree.
> 
> Unfortunately the kernel build fails with:
>   GEN     .version
>   CHK     include/generated/compile.h
>   UPD     include/generated/compile.h
>   CC      init/version.o
>   AR      init/built-in.o
>   AR      built-in.o
>   LD      vmlinux.o
>   MODPOST vmlinux.o
> arch/x86/xen/xen-asm_64.o: In function `xen_async_page_fault':
> /usr/src/new/linux-linus/arch/x86/xen/xen-asm_64.S:50: undefined
> reference to `async_page_fault'
> Makefile:1000: recipe for target 'vmlinux' failed
> make[1]: *** [vmlinux] Error 1
> make[1]: Leaving directory '/usr/src/new/linux-linus'
> debian/ruleset/targets/common.mk:295: recipe for target
> 'debian/stamp/build/kernel' failed
> make: *** [debian/stamp/build/kernel] Error 2
> 
> on the "xen: get rid of paravirt op adjust_exception_frame" commit.
> 
> My .config is attached.

Thanks. Patch is coming soon. There should be no handling for
async_page_fault in a Xen pv guest, as this trap is for KVM guests
only.


Juergen


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