Re: [libvirt] [PATCH v2] replace last instances of close()

On Tue, Nov 16, 2010 at 09:58:21PM -0500, Stefan Berger wrote: > v2: > - added comments about the monitor lock being used to protect the > file descriptor 'fd' > - eofcb is not set anywhere, so also removing it; the if statement > checking on it seems dead code > > I am replacing the last instances of close() I found with VIR_CLOSE() / > VIR_FORCE_CLOSE respectively. > > The first part patches virsh, which I missed out on previously. > > The 2nd patch I had left out intentionally to look at it more carefully: > The 'closed' variable could be easily removed since it wasn't used > anywhere else. The possible race condition that could result from the > filedescriptor being closed and not set to -1 (and possibly let us write > into 'something' totally different if the fd was allocated by another > thread) seems to be prevented by the qemuMonitorLock() already placed > around the code that reads from or writes to the fd. So the change of > this code as shown in the patch should not have any side-effects. > > Signed-off-by: Stefan Berger<stefanb(a)us.ibm.com> ACK Daniel