Re: [Xen-devel] [RFC v2 0/7] linux: add linker tables

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 02/19/2016 05:45 AM, Luis R. Rodriguez wrote:
> This is my v2 of the original linker table work [0], now with
> six proof of concepts ports of existing code using custom section
> with custom linker script modifications:
> 
>   * DEFINE_LINKTABLE_TEXT(char, kprobes);
>   * DEFINE_LINKTABLE_DATA(struct jump_entry, __jump_table);
>   * DEFINE_LINKTABLE_DATA(struct _ddebug, __verbose);
>   * DEFINE_LINKTABLE_RO(struct builtin_fw, builtin_fw);
>   * DEFINE_LINKTABLE_INIT(struct x86_init_fn, x86_init_fns);
>   * DEFINE_LINKTABLE_INIT_DATA(unsigned long, _kprobe_blacklist);
> 
> I've tested all except jump tables, I'd appreaciate some help with that.
> 

We should add support for read-mostly, probably.  In fact, some of these
probably *are* read-mostly.

        -hpa





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