build breaks when checkpoint unimplemented by arch
Serge E. Hallyn
serue at us.ibm.com
Mon Jul 6 16:29:34 PDT 2009
Quoting Oren Laadan (orenl at cs.columbia.edu):
> On Mon, 6 Jul 2009, Nathan Lynch wrote:
>
> > Hi Oren,
> >
> > With ckpt-v17-rc1 (as well as ckpt-v16-dev) the powerpc build is broken:
> >
> > In file included from include/linux/checkpoint.h:28,
> > from kernel/exit.c:53:
> > include/linux/checkpoint_hdr.h:42:32: error: asm/checkpoint_hdr.h: No such file or directory
> > In file included from include/linux/checkpoint.h:28,
> > from kernel/exit.c:53:
> > include/linux/checkpoint_hdr.h:410: error: 'CKPT_ARCH_NSIG' undeclared here (not in a function)
> > make[1]: *** [kernel/exit.o] Error 1
> >
> >
> > It appears that any architecture which does not supply
> > asm/checkpoint_hdr.h is broken in the same way.
> >
> > Either all architectures need to supply asm/checkpoint_hdr.h (and define
> > CKPT_ARCH_NSIG), or there needs to be some other fix which allows
> > as-yet-unsupported arches to build..
> >
>
> I see... well - maybe it's time to resend the powerpc port :p
arm, sh, etc.
> Until then, this patch worked for me to compile without c/r
That isn't enough bc a lot of files are including <linux/checkpoint_hdr.h> and
_types.h.
The following patch enables compilation on powerpc, and it still works on
s390.
-serge
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