Re: [Xen-devel] [PATCH] Fix arguments passed to SHADOW_PRINTK

[Yoshiaki Tamura <tamura.yoshiaki@xxxxxxxxxxxxx>]

Keir and Gianluca,

Keir Fraser wrote:
> On 11/9/08 11:44, "Yoshiaki Tamura" <tamura.yoshiaki@xxxxxxxxxxxxx> wrote:
>
> > When I compiled xen-3.3-testing with DEBUG_TRACE_DUMP in xen/include/xen/lib.h
> > turned on, I got some errors at SHADOW_PRINTK.
> > The following patch will fix the arguments passed to SHADOW_PRINTK in
> > xen/arch/x86/mm/shadow/common.c and xen/arch/x86/mm/shadow/multi.c.
> >
> > Although I haven't tested, it is the same for xen-unstable.hg
> First chunks of patch: If there is no longer a va to print, then don't
> manufacture one to print; just remove it entirely from the printk. Apart
> from anything else, using sh_map_domain_page() without
> sh_unmap_domain_page() will leak mappings. And the va printed will not be
> useful anyway.
Sorry, that was my mistake.

> Final chunk of patch: print regs->eip? That should work on both x86_64 and
> i386.
When I compiled xen-3.3-testing with DEBUG_TRACE_DUMP turned on,
I got the following errors. Would you please tell me how to work around?

multi.c: In function 'sh_page_fault__guest_2':
multi.c:3045: error: 'struct cpu_user_regs' has no member named 'rip'
multi.c: In function 'sh_page_fault__guest_3':
multi.c:3045: error: 'struct cpu_user_regs' has no member named 'rip'
make[6]: *** [guest_3.o] Error 1
make[6]: *** Waiting for unfinished jobs....
make[6]: *** [guest_2.o] Error 1
make[5]: *** [shadow/built_in.o] Error 2
make[4]: *** [mm/built_in.o] Error 2
make[3]: *** [/home/tamura/Developer/kemari-v1-devel.hg/xen/arch/x86/built_in.o] 
Error 2
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/home/tamura/Developer/kemari-v1-devel.hg/xen/xen] Error 2
make[1]: *** [install] Error 2
make: *** [install-xen] Error 2

> Please fix and re-send.
>
>  Thanks,
>  Keir
>
>
>
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--
TAMURA, Yoshiaki

NTT Cyber Space Labs
OSS Computing Project
Kernel Group
E-mail: tamura.yoshiaki@xxxxxxxxxxxxx
TEL: +81-46-859-2771
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