On Wed, 2014-07-02 at 15:39 +0900, Masami Hiramatsu wrote: > (2014/07/02 13:41), Michael Ellerman wrote: > > On Tue, 2014-07-01 at 11:21 +0900, Masami Hiramatsu wrote: > >> (2014/06/30 20:36), Michael Ellerman wrote: > >>> On Mon, 2014-06-30 at 12:14 +0900, Masami Hiramatsu wrote: > >>>> Ping? :) > >>> > >>> Yeah sorry. I started looking at this and got dragged into another mess. > >>> > >>> You seem to have duplicated the functionality of arch_deref_entry_point(), > >>> which was also added for kprobes, and for the same reason - ie. because > >>> some > >>> arches have strange function pointers. Is there some reason you can't use > >>> it? > >> > >> Ah, right! Hmm, it seems some more work to update it. but basically, we > >> can do. > >> BTW, is there any other users who need to access the actual function entry > >> (for > >> kallsyms case)? > > > > Not that I'm aware of. We have had function descriptors on 64-bit powerpc > > for > > ever, so in theory by now we should have already found any cases where we > > need > > that sort of wrapper. > > OK, then I'll update this patch to use arch_deref_entry_point(), and add > additional > patch which update to support PPC64 ABIv2.
I've already done the latter: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f0143c91d30823f6f6e7d94d7fa818f7ab18a18 cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
