RE: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-02-02 Thread Paul Durrant
Dongli Zhang > Subject: Re: [PATCH v2] xen-blkback: fix compatibility bug with single page > rings > > On Thu, Jan 28, 2021 at 01:04:41PM +, Paul Durrant wrote: > > From: Paul Durrant > > > > Prior to commit 4a8c31a1c6f5 ("xen/blkback: rework connect_r

Re: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-02-02 Thread Roger Pau Monné
On Thu, Jan 28, 2021 at 01:04:41PM +, Paul Durrant wrote: > From: Paul Durrant > > Prior to commit 4a8c31a1c6f5 ("xen/blkback: rework connect_ring() to avoid > inconsistent xenstore 'ring-page-order' set by malicious blkfront"), the > behaviour of xen-blkback when connecting to a frontend

RE: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-02-02 Thread Paul Durrant
szutek Wilk' > ; 'Roger Pau > Monné' ; 'Jens Axboe' > Subject: Re: [PATCH v2] xen-blkback: fix compatibility bug with single page > rings > > > > On 1/29/21 12:13 AM, Paul Durrant wrote: > >> -Original Message- > >> From: Jürgen Groß >

Re: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-01-30 Thread Dongli Zhang
nel.org >> Cc: Paul Durrant ; Konrad Rzeszutek Wilk >> ; Roger Pau >> Monné ; Jens Axboe >> Subject: Re: [PATCH v2] xen-blkback: fix compatibility bug with single page >> rings >> >> On 29.01.21 07:20, Dongli Zhang wrote: >>> >>> >>>

Re: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-01-28 Thread Jürgen Groß
On 29.01.21 07:20, Dongli Zhang wrote: On 1/28/21 5:04 AM, Paul Durrant wrote: From: Paul Durrant Prior to commit 4a8c31a1c6f5 ("xen/blkback: rework connect_ring() to avoid inconsistent xenstore 'ring-page-order' set by malicious blkfront"), the behaviour of xen-blkback when connecting to a

Re: [PATCH v2] xen-blkback: fix compatibility bug with single page rings

2021-01-28 Thread Dongli Zhang
On 1/28/21 5:04 AM, Paul Durrant wrote: > From: Paul Durrant > > Prior to commit 4a8c31a1c6f5 ("xen/blkback: rework connect_ring() to avoid > inconsistent xenstore 'ring-page-order' set by malicious blkfront"), the > behaviour of xen-blkback when connecting to a frontend was: > > - read