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authorRoger Pau Monne <roger.pau@citrix.com>2014-02-04 11:26:14 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2014-02-07 12:59:30 -0500
commitc05f3e3c85df1d89673e00cee7ece5ae4eb4c6ec (patch)
treebf77875d2640a0f4388aa9c20d7867e51878c45a /include/xen
parentef753411339eae46b9a3151906901f8bfd12b0f1 (diff)
xen-blkback: fix shutdown race
Introduce a new variable to keep track of the number of in-flight requests. We need to make sure that when xen_blkif_put is called the request has already been freed and we can safely free xen_blkif, which was not the case before. Signed-off-by: Roger Pau Monné <roger.pau@citrix.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Vrabel <david.vrabel@citrix.com> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com> Tested-by: Matt Rushton <mrushton@amazon.com> Reviewed-by: Matt Rushton <mrushton@amazon.com> Cc: Matt Wilson <msw@amazon.com> Cc: Ian Campbell <Ian.Campbell@citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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