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Re: [Xen-devel] [RFC v3 07/13] tables.h: add linker table support
- To: Borislav Petkov <bp@xxxxxxxxx>
- From: "Luis R. Rodriguez" <mcgrof@xxxxxxxxxx>
- Date: Fri, 12 Aug 2016 05:51:29 +0200
- Cc: gnomes@xxxxxxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, jkosina@xxxxxxx, benh@xxxxxxxxxxxxxxxxxxx, ming.lei@xxxxxxxxxxxxx, heiko.carstens@xxxxxxxxxx, platform-driver-x86@xxxxxxxxxxxxxxx, paul.gortmaker@xxxxxxxxxxxxx, hpa@xxxxxxxxx, masami.hiramatsu.pt@xxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, linux@xxxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, will.deacon@xxxxxxx, korea.drzix@xxxxxxxxx, x86@xxxxxxxxxx, anil.s.keshavamurthy@xxxxxxxxx, fontana@xxxxxxxxxxxxxxx, torvalds@xxxxxxxxxxxxxxxxxxxx, mingo@xxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, catalin.marinas@xxxxxxx, dvhart@xxxxxxxxxxxxx, david.vrabel@xxxxxxxxxx, pali.rohar@xxxxxxxxx, keescook@xxxxxxxxxxxx, arnd@xxxxxxxx, realmz6@xxxxxxxxx, linux@xxxxxxxxxxxxxxxxxx, rusty@xxxxxxxxxxxxxxx, rostedt@xxxxxxxxxxx, christopher.denicolo@xxxxxxxx, jbaron@xxxxxxxxxx, ananth@xxxxxxxxxxxxxxxxxx, ciaran.farrell@xxxxxxxx, jpoimboe@xxxxxxxxxx, tglx@xxxxxxxxxxxxx, andriy.shevchenko@xxxxxxxxxxxxxxx, mcb30@xxxxxxxx, linux-kbuild@xxxxxxxxxxxxxxx, alan@xxxxxxxxxxxxxxx, jgross@xxxxxxxx, pebolle@xxxxxxxxxx, tony.luck@xxxxxxxxx, ananth@xxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, luto@xxxxxxxxxxxxxx, ak@xxxxxxxxxxxxxxx, "Luis R. Rodriguez" <mcgrof@xxxxxxxxxx>, mmarek@xxxxxxxx, mhiramat@xxxxxxxxxx, andrew.cooper3@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, dwmw2@xxxxxxxxxxxxx, davem@xxxxxxxxxxxxx
- Delivery-date: Fri, 12 Aug 2016 03:51:52 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Tue, Aug 09, 2016 at 05:55:08AM +0200, Borislav Petkov wrote:
> On Mon, Aug 08, 2016 at 05:05:39PM +0200, Luis R. Rodriguez wrote:
> > > So how can I disable those table-* things from even getting built? Avoid
> > > using table-y? But then everything declared table-y will be built
> > > unconditionally. I don't think I like that. :-\
> >
> > I suppose we could make this configurable... But frankly I would prefer to
> > instead just document that this use should be carefully considered instead,
> > and let this be up to the maintainers. We can make it easily configurable so
> > we can do that later becomes a required, I don't think its needed though
> > given maintainers should use it only when needed.
>
> You know how maintainers are just people, right? At least in most cases :-)
>
> I think it would be better if it were machine-enforceable somehow.
> Maybe allow it only for core code and have a single, per-arch file
> arch/x86/linker_tables or so where all those statements are collected
> and can be eyeballed by more people. Dunno, just trying to think of
> something here...
OK I've added CONFIG_BUILD_AVOID_BITROT.
Luis
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