From: Rusty Russell <rusty@rustcorp.com.au>
To: "Rusty Lynch" <rusty@linux.co.intel.com>
Cc: "Wang, Stanley" <stanley.wang@intel.com>, linux-kernel@vger.kernel.org
Subject: Re: [BUG] [2.5.49] symbol_get doesn't work
Date: Fri, 29 Nov 2002 10:42:11 +1100 [thread overview]
Message-ID: <20021128234536.DC53A2C113@lists.samba.org> (raw)
In-Reply-To: Your message of "Wed, 27 Nov 2002 15:19:53 -0800." <007401c2966b$7e370fc0$94d40a0a@amr.corp.intel.com>
In message <007401c2966b$7e370fc0$94d40a0a@amr.corp.intel.com> you write:
> <snip>
> > /* In header somewhere. */
> > extern int their_integer;
> >
> > ....
> > int *ptr = symbol_get(their_integer);
> > if (!ptr) ...
> >
>
> I couldn't find a single file in the kernel that uses this. What
> would be the appropriate scenario for using this? Is there
> code in the kernel that is suppose to migrating to this?
That's because it's a new primitive. Very few places really want to
use it, they usually just want to use the symbol directly. However,
there are some places where such a dependency is too harsh: it's more
"if I can get this, great, otherwise I'll do something else".
Hope that helps,
Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
next prev parent reply other threads:[~2002-11-28 23:38 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-26 8:14 Wang, Stanley
2002-11-26 23:27 ` Rusty Russell
2002-11-27 23:19 ` Rusty Lynch
2002-11-28 23:42 ` Rusty Russell [this message]
2002-11-29 1:31 ` Miles Bader
2002-11-29 2:02 ` Sean Neakums
2002-11-29 2:11 ` Miles Bader
2002-11-29 3:29 ` Rusty Russell
2002-11-27 1:30 Wang, Stanley
2002-11-28 3:01 ` Rusty Russell
[not found] <957BD1C2BF3CD411B6C500A0C944CA2601F116A1@pdsmsx32.pd.intel.com>
2002-11-29 0:01 ` Rusty Russell
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