Re: Build error: `.exit.text' referenced in section `.rodata'

[James Bottomley <James.Bottomley@HansenPartnership.com>]

On Wed, 2008-05-14 at 00:06 +0400, Ivan Kokshaysky wrote:
> On Tue, May 13, 2008 at 09:59:17AM -0500, James Bottomley wrote:
> > But if that's true then the whole basis for our section based discards
> > is bogus, because the statement generating the jump table could be
> > inside the actual function body instead of being inlined, so if it's
> > failing on x86 as well, we likely need it fixed there too.
> 
> Correct.
> 
> > > It would be good, but in the meantime the 'noinline' fix seems to be
> > > a most sensible option...
> > 
> > We can certainly add it as a short term option.  However, given the push
> > in certain quarters to make even more use of sections as a means of
> > discarding code, we're going to have to ask someone to fix the compiler.
> 
> Then maybe building with -fno-jump-tables option would be better solution.
> I don't think that it will have a noticeable impact on code size or
> performance, especially on x86.
> 
> So we need something like this (assuming gcc eventually gets fixed,
> say gcc 4.5 ;)
> 
> KBUILD_CFLAGS	+= $(call cc-ifversion, -lt, 0405, \
> 			$(call cc-option, -fno-jump-tables))

This is way beyond a SCSI issue.  Time to take it to linux-arch I
think ... do you want to do the honours?

James