Date: Sun, 29 Jul 2012 08:24:45 +0800 From: David Xu <listlog2011@gmail.com> To: Garrett Cooper <yanegomi@gmail.com> Cc: freebsd-bugs@FreeBSD.org Subject: Re: kern/170203: [kern] piped dd' s don' t behave sanely when dealing with a fifo Message-ID: <501482CD.6050708@gmail.com> In-Reply-To: <201207272150.q6RLo9ew012879@freefall.freebsd.org> References: <201207272150.q6RLo9ew012879@freefall.freebsd.org>
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On 2012/7/28 5:50, Garrett Cooper wrote: > The following reply was made to PR kern/170203; it has been noted by GNATS. > > From: Garrett Cooper <yanegomi@gmail.com> > To: bug-followup@FreeBSD.org, yanegomi@gmail.com > Cc: > Subject: Re: kern/170203: [kern] piped dd's don't behave sanely when > dealing with a fifo > Date: Fri, 27 Jul 2012 14:47:47 -0700 > > Hi David! > I'll give the patches you provided a shot this weekend. > Thanks! > -Garrett > FIFO pipe is quite broken! Beside the bug you have reported, there is another bug, when a writer closed the pipe, select() on reader side will never return ! I am curious that so long time, nobody found the bugs, does it because FIFO is seldom used by people ?
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