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SubjectRe: [PATCH 3.16 58/87] cifs: add spinlock for the openFileList to cifsInodeInfo
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On Tue, 2019-10-29 at 14:15 +0100, Ben Hutchings wrote:
> On Mon, 2019-10-28 at 22:19 +0000, Pavel Shilovskiy wrote:
> > > -----Original Message-----
> > > From: Ben Hutchings <ben@decadent.org.uk>
> > > Sent: Wednesday, October 2, 2019 12:07 PM
> > > To: linux-kernel@vger.kernel.org; stable@vger.kernel.org
> > > Cc: akpm@linux-foundation.org; Denis Kirjanov <kda@linux-powerpc.org>; Ronnie Sahlberg <lsahlber@redhat.com>; Steven French <Steven.French@microsoft.com>; Pavel Shilovskiy <pshilov@microsoft.com>
> > > Subject: [PATCH 3.16 58/87] cifs: add spinlock for the openFileList to cifsInodeInfo
> > >
> > > 3.16.75-rc1 review patch. If anyone has any objections, please let me know.
> > >
> > > ------------------
> > >
> > > From: Ronnie Sahlberg <lsahlber@redhat.com>
> > >
> > > commit 487317c99477d00f22370625d53be3239febabbe upstream.
> [...]
> > We have recently found regressions in this patch that are addressed in the following two patches:
> >
> > cb248819d209d ("cifs: use cifsInodeInfo->open_file_lock while iterating to avoid a panic")
> > 1a67c41596575 ("CIFS: Fix use after free of file info structures")
> >
> > So, I would suggest either to apply those two patches above or to revert this one.
>
> Thanks for pointing thse out. I will try to include those in a later
> update.

I've now queued these up.

Ben.

--
Ben Hutchings
Theory and practice are closer in theory than in practice - John Levine


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