Re: [Xen-devel] [PATCH v2] Remove XenPTReg->data and use dev.config for guest configuration values.

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Tue, Sep 08, 2015 at 06:22:13PM +0100, Stefano Stabellini wrote:
> Now that is fully Acked, could you please rebase on
> 
> http://marc.info/?i=alpine.DEB.2.02.1509081818590.2672%40kaball.uk.xensource.com
> 
> and resend?

I've rebased it (and put in your Reviewed-by tags) and stuck it in:

 git://xenbits.xen.org/people/konradwilk/qemu.git for-stefano-xen-2015-09-08-tag

and also tested it.


> Thanks!
> 
> - Stefano
> 
> On Tue, 8 Sep 2015, Konrad Rzeszutek Wilk wrote:
> > Hey!
> > 
> > Since v1: 
> > (http://lists.xen.org/archives/html/xen-devel/2015-07/msg00442.html)
> >  - Acked on review.
> > RFC [https://lists.gnu.org/archive/html/qemu-devel/2015-06/msg07350.html]
> >  - Added Acks
> >  - Fixed bugs
> > 
> > This patchset is dependent on the "Cleanups + various fixes due to libxl ABI
> > more logging on errors" which is located at 
> > git://xenbits.xen.org/people/konradwilk/qemu.git 
> > v2-cleanups-fixes-due-to-libxlABI
> > (or http://lists.xen.org/archives/html/xen-devel/2015-09/msg00935.html)
> > 
> > The status of the patches is as follow:
> > 
> >  R xen/pt: Use xen_host_pci_get_[byte|word] instead of dev.config
> >  R xen/pt: Sync up the dev.config and data values.
> >    xen/pt: Check if reg->init function sets the 'data' past the reg->size
> >    xen/pt: Remove XenPTReg->data field.
> >  A xen/pt: Log xen_host_pci_get in two init functions
> >  R xen/pt: Log xen_host_pci_get/set errors in MSI code.
> >  R xen/pt: Make xen_pt_unregister_device idempotent
> >  A xen/pt: Move bulk of xen_pt_unregister_device in its own routine.
> >  A xen/pt: Check for return values for xen_host_pci_[get|set] in init
> >  R xen/pt: Don't slurp wholesale the PCI configuration registers
> > 
> > Where 'A' - Acked-by, 'R' - Reviewed-by.
> > 
> > The two patches:
> >  [PATCH v2 03/10] xen/pt: Check if reg->init function sets the 'data' past 
> > the reg->size
> > 
> > Stefano asked me to make this a build time check but I could not figure
> > out how. See 
> > http://lists.xen.org/archives/html/xen-devel/2015-08/msg01547.html for 
> > details.
> > 
> >  [PATCH v2 04/10] xen/pt: Remove XenPTReg->data field.
> > 
> > Stefano asked me to s/word/half-word/g s/dbword/word/ - which this does.
> > 
> > Please review.
> > 
> > The patches are also available at:
> > >From Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> # This line is ignored.
> > From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> > Subject: [PATCH v2]  Remove XenPTReg->data and use dev.config for guest 
> > configuration values.
> > In-Reply-To: 
> > 
> > Hey!
> > 
> > Since v1: 
> > (http://lists.xen.org/archives/html/xen-devel/2015-07/msg00442.html)
> >  - Acked on review.
> > RFC [https://lists.gnu.org/archive/html/qemu-devel/2015-06/msg07350.html]
> >  - Added Acks
> >  - Fixed bugs
> > 
> > This patchset is dependent on the "Cleanups + various fixes due to libxl ABI
> > more logging on errors" which is located at 
> > git://xenbits.xen.org/people/konradwilk/qemu.git 
> > v2-cleanups-fixes-due-to-libxlABI
> > (or http://lists.xen.org/archives/html/xen-devel/2015-09/msg00935.html)
> > 
> > The status of the patches is as follow:
> > 
> >  R xen/pt: Use xen_host_pci_get_[byte|word] instead of dev.config
> >  R xen/pt: Sync up the dev.config and data values.
> >    xen/pt: Check if reg->init function sets the 'data' past the reg->size
> >    xen/pt: Remove XenPTReg->data field.
> >  A xen/pt: Log xen_host_pci_get in two init functions
> >  R xen/pt: Log xen_host_pci_get/set errors in MSI code.
> >  R xen/pt: Make xen_pt_unregister_device idempotent
> >  A xen/pt: Move bulk of xen_pt_unregister_device in its own routine.
> >  A xen/pt: Check for return values for xen_host_pci_[get|set] in init
> >  R xen/pt: Don't slurp wholesale the PCI configuration registers
> > 
> > Where 'A' - Acked-by, 'R' - Reviewed-by.
> > 
> > The two patches:
> >  [PATCH v2 03/10] xen/pt: Check if reg->init function sets the 'data' past 
> > the reg->size
> > 
> > Stefano asked me to make this a build time check but I could not figure
> > out how. See 
> > http://lists.xen.org/archives/html/xen-devel/2015-08/msg01547.html for 
> > details.
> > 
> >  [PATCH v2 04/10] xen/pt: Remove XenPTReg->data field.
> > 
> > Stefano asked me to s/word/half-word/g s/dbword/word/ - which this does.
> > 
> > Please review.
> > 
> > The patches are also available at:
> > 
> >  git://xenbits.xen.org/people/konradwilk/qemu.git postxsa120.v2
> > 
> > Thank you!
> > 
> > 
> >  hw/xen/xen-host-pci-device.c |   5 +
> >  hw/xen/xen-host-pci-device.h |   1 +
> >  hw/xen/xen_pt.c              | 152 +++++++++++++++++------------
> >  hw/xen/xen_pt.h              |   8 +-
> >  hw/xen/xen_pt_config_init.c  | 222 
> > ++++++++++++++++++++++++++++++++-----------
> >  hw/xen/xen_pt_msi.c          |  18 +++-
> >  6 files changed, 288 insertions(+), 118 deletions(-)
> > 
> > Konrad Rzeszutek Wilk (10):
> >       xen/pt: Use xen_host_pci_get_[byte|word] instead of dev.config
> >       xen/pt: Sync up the dev.config and data values.
> >       xen/pt: Check if reg->init function sets the 'data' past the reg->size
> >       xen/pt: Remove XenPTReg->data field.
> >       xen/pt: Log xen_host_pci_get in two init functions
> >       xen/pt: Log xen_host_pci_get/set errors in MSI code.
> >       xen/pt: Make xen_pt_unregister_device idempotent
> >       xen/pt: Move bulk of xen_pt_unregister_device in its own routine.
> >       xen/pt: Check for return values for xen_host_pci_[get|set] in init
> >       xen/pt: Don't slurp wholesale the PCI configuration registers
> > 
> >  git://xenbits.xen.org/people/konradwilk/qemu.git postxsa120.v2
> > 
> > Thank you!
> > 
> > 
> >  hw/xen/xen-host-pci-device.c |   5 +
> >  hw/xen/xen-host-pci-device.h |   1 +
> >  hw/xen/xen_pt.c              | 152 +++++++++++++++++------------
> >  hw/xen/xen_pt.h              |   8 +-
> >  hw/xen/xen_pt_config_init.c  | 222 
> > ++++++++++++++++++++++++++++++++-----------
> >  hw/xen/xen_pt_msi.c          |  18 +++-
> >  6 files changed, 288 insertions(+), 118 deletions(-)
> > 
> > Konrad Rzeszutek Wilk (10):
> >       xen/pt: Use xen_host_pci_get_[byte|word] instead of dev.config
> >       xen/pt: Sync up the dev.config and data values.
> >       xen/pt: Check if reg->init function sets the 'data' past the reg->size
> >       xen/pt: Remove XenPTReg->data field.
> >       xen/pt: Log xen_host_pci_get in two init functions
> >       xen/pt: Log xen_host_pci_get/set errors in MSI code.
> >       xen/pt: Make xen_pt_unregister_device idempotent
> >       xen/pt: Move bulk of xen_pt_unregister_device in its own routine.
> >       xen/pt: Check for return values for xen_host_pci_[get|set] in init
> >       xen/pt: Don't slurp wholesale the PCI configuration registers
> > 

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