Re: [Xen-devel] [PATCH v4 07/34] arm/x86: Use struct virtual_region to do bug, symbol, and (x86) exception tables

[Julien Grall <julien.grall@xxxxxxx>]

Hi Jan,

On 23/03/16 08:19, Jan Beulich wrote:
> > > > On 22.03.16 at 21:18, <konrad.wilk@xxxxxxxxxx> wrote:
> > +    symbols_lookup_t *symbols_lookup;
> > +
> > +    struct {
> > +        const struct bug_frame *bugs; /* The pointer to array of bug
> > frames. */
> > +        ssize_t n_bugs;         /* The number of them. */
> > +    } frame[BUGFRAME_NR];
> > +
> > +#ifdef CONFIG_X86
> > +    struct exception_table_entry *ex;
> > +    struct exception_table_entry *ex_end;
> > +#endif
> Would there be any harm omitting the #ifdef and leaving the
> pointers be NULL on ARM?
The structure exception_table_entry is only defined for x86 
(asm-x86/uaccess.h).
Regards,

--
Julien Grall

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