Author: mav
Date: Wed Jun 27 11:08:03 2012
New Revision: 237640
URL: http://svn.freebsd.org/changeset/base/237640
Log:
MFC r237401:
Make cam_periph_hold() behavior consistent: drop taken reference and
return ENXIO if periph was invalidated while we were waiting for it.
Modified:
stable/8/sys/cam/cam_periph.c
Directory Properties:
stable/8/sys/ (props changed)
Modified: stable/8/sys/cam/cam_periph.c
==============================================================================
--- stable/8/sys/cam/cam_periph.c Wed Jun 27 11:07:01 2012
(r237639)
+++ stable/8/sys/cam/cam_periph.c Wed Jun 27 11:08:03 2012
(r237640)
@@ -390,6 +390,10 @@ cam_periph_hold(struct cam_periph *perip
cam_periph_release_locked(periph);
return (error);
}
+ if (periph->flags & CAM_PERIPH_INVALID) {
+ cam_periph_release_locked(periph);
+ return (ENXIO);
+ }
}
periph->flags |= CAM_PERIPH_LOCKED;
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