lkml.org 
[lkml]   [2001]   [Dec]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: How to fix false positives on references to discarded text/data?


--On Sunday, 23 December, 2001 8:17 PM +1100 Keith Owens <kaos@ocs.com.au>
wrote:
> (5) Post process the objects before ld sees them, remove the dangling
> references in safe sections.
>
> Will probably mess up timestamps on objects, as well as requiring
> yet another program for kernel build. Cross compiling would be
> "interesting".
>

1+5) (seeing as you seem to have already written some perl); would it
be possible to run our own perl code to check for whichever dangling
references we are concerned about (and not those we aren't), then do

> (1) Drop the ld check for discarded sections.
>
> I don't want to lose the ld check, it has already found several
> bits of buggy code. For example, usb_uhci.c calls the exit routine
> from the init code on error, but the exit code has been discarded
> in vmlinux - oops. New binutils flagged that bug and others.

This would seem to have the advantage of better readability of errors
too.

--
Alex Bligh
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:14    [from the cache]
©2003-2011 Jasper Spaans