From: Anton Vorontsov <avorontsov@ru.mvista.com>
To: Mark Wielaard <mjw@redhat.com>
Cc: linuxppc-dev@ozlabs.org, systemtap@sourceware.org
Subject: Re: [PATCH 6/8] Use proper types for do_div
Date: Wed, 9 Dec 2009 19:09:41 +0300 [thread overview]
Message-ID: <20091209160941.GA8539@oksana.dev.rtsoft.ru> (raw)
In-Reply-To: <1260374194.31018.11.camel@springer.wildebeest.org>
On Wed, Dec 09, 2009 at 04:56:34PM +0100, Mark Wielaard wrote:
> On Sat, 2009-11-28 at 01:33 +0300, Anton Vorontsov wrote:
> > do_div accepts unsigned 64-bit integer type for dividend, signed types
> > would cause do_div's typecheck fail:
> >
> > stat-common.c: In function 'needed_space':
> > stat-common.c:50: error: comparison of distinct pointer types lacks a cast
> > ...same errors in time.c and tapset-timers.cxx's generated code...
> >
> I don't immediately see anything wrong with the code. But on x86_64 this
> does cause some regression test failures in testsuite/systemtap.maps. In
> particular the following tests now fail (they all pass with this one
> patch reverted):
>
> Running /home/mark/src/systemtap/testsuite/systemtap.maps/elision.exp ...
> FAIL: elision-1
[...]
> Running /home/mark/src/systemtap/testsuite/systemtap.maps/log_edge.exp ...
> FAIL: systemtap.maps/log_edge.stp
>
> Could you have a look?
I think this should be fixed by this patch:
http://sourceware.org/ml/systemtap/2009-q4/msg00800.html
Can you try it? With this patch I see no new regressions on x86_64.
Thanks!
--
Anton Vorontsov
email: cbouatmailru@gmail.com
irc://irc.freenode.net/bd2
next prev parent reply other threads:[~2009-12-09 16:09 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-27 22:32 [PATCH 0/8 userland!] systemtap: Add initial support for ppc32 Anton Vorontsov
2009-11-27 22:33 ` [PATCH 1/8] Rename uprobes_ppc64.c to uprobes_ppc.c, use it " Anton Vorontsov
2009-11-27 22:33 ` [PATCH 2/8] Rename stack-ppc64.c to stack-ppc.c Anton Vorontsov
2009-11-27 22:33 ` [PATCH 3/8] stack-ppc: Adjust for ppc32 Anton Vorontsov
2009-11-27 22:33 ` [PATCH 4/8] Implement ppc32 variant of __is_user_regs Anton Vorontsov
2009-11-27 22:33 ` [PATCH 5/8] Share ppc64 and ppc32 code where possible Anton Vorontsov
2009-11-27 22:33 ` [PATCH 6/8] Use proper types for do_div Anton Vorontsov
2009-12-09 15:56 ` Mark Wielaard
2009-12-09 16:09 ` Anton Vorontsov [this message]
2009-12-09 22:47 ` Mark Wielaard
2009-11-27 22:33 ` [PATCH 7/8] Implement _div64 and _mod64 for ppc32 Anton Vorontsov
2009-11-27 22:33 ` [PATCH 8/8] Change KERNEL_RELOC_SYMBOL to "_stext" on ppc32 Anton Vorontsov
2009-12-01 17:54 ` [PATCH 0/8 userland!] systemtap: Add initial support for ppc32 Frank Ch. Eigler
2009-12-01 19:13 ` Jim Keniston
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