From: Dave Jones <davej@redhat.com>
To: Markos Chandras <Markos.Chandras@imgtec.com>
Cc: trinity@vger.kernel.org
Subject: Re: [PATCH] syscall: Take SYSCALL_OFFSET into account
Date: Thu, 15 May 2014 11:23:05 -0400 [thread overview]
Message-ID: <20140515152305.GA32618@redhat.com> (raw)
In-Reply-To: <53747A20.1020305@imgtec.com>
On Thu, May 15, 2014 at 09:26:08AM +0100, Markos Chandras wrote:
> > I'm wondering if just removing those lines I just quoted would be
> > the right thing to do (after applying your patch).
> >
>
> Removing these four lines may work but it will break the following:
>
> 209 output(1, "%s (%d) returned ENOSYS, marking as
> inactive.\n",
> 210 entry->name, call);
>
> 'call' will have the syscall (shm->syscall[childno].nr) number without
> the offset which will simply print the wrong syscall number for mips and
> ia64.
You're right. I just fixed this up in git after removing those other
lines yesterday.
> I am not that familiar with the code yet to be able to tell whether the
> 'search_syscall_table' or 'deactivate_syscall' functions need the offset
> as well or not.
They should be safe, as they use/return the number as index into the tables
we constructed. But shout if something looks odd, and I'll look into it.
Dave
prev parent reply other threads:[~2014-05-15 15:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-14 11:35 [PATCH] syscall: Take SYSCALL_OFFSET into account Markos Chandras
2014-05-14 15:22 ` Dave Jones
2014-05-15 8:26 ` Markos Chandras
2014-05-15 15:23 ` Dave Jones [this message]
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