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Use device_verbose() to undo device_quiet() when detaching from t[45]iovX.

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The device quiet flag is not automatically reset on detach, so it is
inherited by other device drivers (e.g. when switching a device driver
over to ppt for PCI pass through).  Cope with this behavior by explicitly
marking the device verbose during detach so that the next driver can make
its own decision.

Sponsored by:	Chelsio Communications
This commit is contained in:
John Baldwin 2016-08-29 22:47:14 +00:00
parent cc85aca9cd
commit bc32f05443
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=305032
1 changed files with 7 additions and 2 deletions
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9
sys/dev/cxgbe/t4_iov.c
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@ -209,10 +209,15 @@ static int
t4iov_detach(device_t dev)
{
struct t4iov_softc *sc;
int error;
sc = device_get_softc(dev);
if (sc->sc_attached)
return (t4iov_detach_child(dev));
if (sc->sc_attached) {
error = t4iov_detach_child(dev);
if (error)
return (error);
}
device_verbose(dev);
return (0);
}