[PATCH 3.18 034/151] xen-scsiback: mark pvscsi frontend request consumed only after last read

3.18-stable review patch. If anyone has any objections, please let me know. -- From: Juergen Gross commit facb5732b0bb59ebbc11b5d5abc249e677ddbeb6 upstream. A request in the ring buffer mustn't be read after it has been marked as consumed. Otherwise it might already have been

[PATCH 3.18 034/151] xen-scsiback: mark pvscsi frontend request consumed only after last read

3.18-stable review patch. If anyone has any objections, please let me know. -- From: Juergen Gross jgr...@suse.com commit facb5732b0bb59ebbc11b5d5abc249e677ddbeb6 upstream. A request in the ring buffer mustn't be read after it has been marked as consumed. Otherwise it might