From: Valdis.Kletnieks@vt.edu (Valdis.Kletnieks at vt.edu)
To: kernelnewbies@lists.kernelnewbies.org
Subject: confusing code....whats the point of this construct ?
Date: Wed, 11 Mar 2015 13:00:13 -0400 [thread overview]
Message-ID: <66204.1426093213@turing-police.cc.vt.edu> (raw)
In-Reply-To: Your message of "Wed, 11 Mar 2015 17:46:56 +0100." <20150311164656.GA22024@opentech.at>
On Wed, 11 Mar 2015 17:46:56 +0100, Nicholas Mc Guire said:
> ret = ({ long __ret = (5*250);
> do { _cond_resched(); } while (0);
> if (!({
> bool __cond = (({
Gaak.
> ret = wait_event_timeout(mgr->tx_waitq,
> check_txmsg_state(mgr, txmsg),
> (4 * HZ));
-EGADS - use of macro as a function violates the Principle of Least Surprise....
I have to wonder how many other places we've got bugs waiting to happen
because of this....
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next prev parent reply other threads:[~2015-03-11 17:00 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-11 14:17 confusing code....whats the point of this construct ? Nicholas Mc Guire
2015-03-11 14:40 ` Valdis.Kletnieks at vt.edu
2015-03-11 14:50 ` Nicholas Mc Guire
2015-03-11 15:09 ` Bjørn Mork
2015-03-11 16:46 ` Nicholas Mc Guire
2015-03-11 17:00 ` Valdis.Kletnieks at vt.edu [this message]
2015-03-11 18:37 ` Jeff Haran
2015-03-11 18:47 ` Nicholas Krause
2015-03-11 18:53 ` Nicholas Mc Guire
2015-03-11 18:57 ` Valdis.Kletnieks at vt.edu
2015-03-11 19:16 ` Jeff Haran
2015-03-11 19:41 ` Bjørn Mork
2015-03-11 15:09 ` Malte Vesper
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