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Date: Thu, 9 Mar 2017 07:19:12 +0000 From: "Reshetova, Elena" <elena.reshetova@...el.com> To: Boris Ostrovsky <boris.ostrovsky@...cle.com>, "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org> CC: "peterz@...radead.org" <peterz@...radead.org>, "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>, "target-devel@...r.kernel.org" <target-devel@...r.kernel.org>, "linux1394-devel@...ts.sourceforge.net" <linux1394-devel@...ts.sourceforge.net>, "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>, "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>, "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>, "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>, "fcoe-devel@...n-fcoe.org" <fcoe-devel@...n-fcoe.org>, "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>, "open-iscsi@...glegroups.com" <open-iscsi@...glegroups.com>, "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>, Kees Cook <keescook@...omium.org>, "linux-raid@...r.kernel.org" <linux-raid@...r.kernel.org>, "linux-bcache@...r.kernel.org" <linux-bcache@...r.kernel.org>, "Hans Liljestrand" <ishkamiel@...il.com>, David Windsor <dwindsor@...il.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "devel@...uxdriverproject.org" <devel@...uxdriverproject.org>, Juergen Gross <jgross@...e.com> Subject: RE: [Xen-devel] [PATCH 29/29] drivers, xen: convert grant_map.users from atomic_t to refcount_t > On 03/08/2017 08:49 AM, Reshetova, Elena wrote: > >> On 03/06/2017 09:21 AM, Elena Reshetova wrote: > >>> refcount_t type and corresponding API should be > >>> used instead of atomic_t when the variable is used as > >>> a reference counter. This allows to avoid accidental > >>> refcounter overflows that might lead to use-after-free > >>> situations. > >>> > >>> Signed-off-by: Elena Reshetova <elena.reshetova@...el.com> > >>> Signed-off-by: Hans Liljestrand <ishkamiel@...il.com> > >>> Signed-off-by: Kees Cook <keescook@...omium.org> > >>> Signed-off-by: David Windsor <dwindsor@...il.com> > >>> --- > >>> drivers/xen/gntdev.c | 11 ++++++----- > >>> 1 file changed, 6 insertions(+), 5 deletions(-) > >> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@...cle.com> > > Is there a tree that can take this change? Turns out it is better to propagate > changes via separate trees and only leftovers can be taken via Greg's tree. > > > > Sure, we can take it via Xen tree for rc3. Thank you very much! Best Regards, Elena. > > -boris
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