[libvirt] [PATCH 00/15 v5] Unprivileged SG_IO support

[Osier Yang]

Sorry for the duplicate posts. But I'm wondering why the
mail system delay the posting such long.

On 2012年12月05日 16:20, Osier Yang wrote:
> Hi,
>
> As a result of RFC [1], this implements the unprivleged SG_IO
> support. Testing is not that enough, but I'd like see the
> reviewing earlier, and meanwhile I'm not going to give up
> the further testing.
>
> v4 - v5 (5 new patches):
>    * Set sysfs unpriv_sgio when attaching disk
>    * Restore sysfs unpriv_sgio when detaching disk
>    * Error out when attaching disk if it's shared by other
>      (domains), and the disk conf conflicts.
>    * Do not restore sysfs unpriv_sgio when detaching disk
>      if the disk is still being used by other domain(s)
>    * Dump the original unpriv_sgio state in status XML,
>      so that it won't be lost after restarting or reloading
>      libvirtd.
>
> v3 - v4:
>    * Rebase on the top
>    * More testing
>
> v2 - v3:
>    * Change the XML tag name to "cdbfilter"
>    * Maintain an internal list of shared disks for QEMU driver.
>
> Patches 1/10 ~ 4/10 are to introduce the internal list for shared
> disks.
>
> Osier Yang (15):
>    qemu: Introduce a list to maintain the shared disks between domains
>    qemu: Init/Free the list with the driver's lifecyle
>    qemu: Add/remove the shared disk entry during domain's lifecyle
>    qemu: Add/Remove the entry of sharedDisks when live
>      attaching/detaching
>    docs: Add docs and rng schema for new XML cdbfilter
>    conf: Parse and format the new XML tag cdbfilter
>    util: Prepare helpers for unpriv_sgio setting
>    qemu: Manage disk's cdbfilter in domain's lifecycle
>    qemu: Do not restore the sysfs unpriv_sgio if the disk is being
>      shared
>    qemu: Error out when domain starting if the cdbfilter setting
>      conflicts
>    qemu: Set unpriv_sgio when attaching disk
>    qemu: Restore unpriv_sgio when detaching disk
>    qemu: Error out if the shared disk conf conflicts with others when
>      attaching
>    qemu: Do not restore unpriv_sgio if the disk is shared by other
>      domain
>    conf: Save disk's original unpriv_sgio state into status XML
>
>   docs/formatdomain.html.in                          |   13 ++-
>   docs/schemas/domaincommon.rng                      |   52 ++++--
>   src/conf/domain_conf.c                             |  106 ++++++++++--
>   src/conf/domain_conf.h                             |   13 ++
>   src/libvirt_private.syms                           |    5 +
>   src/qemu/qemu_conf.c                               |  170 ++++++++++++++++++++
>   src/qemu/qemu_conf.h                               |   30 ++++
>   src/qemu/qemu_driver.c                             |   78 +++++++++
>   src/qemu/qemu_process.c                            |  141 ++++++++++++++++-
>   src/qemu/qemu_process.h                            |    4 +
>   src/util/util.c                                    |  145 +++++++++++++++++
>   src/util/util.h                                    |    7 +
>   ...ml2argv-disk-scsi-lun-passthrough-cdbfilter.xml |   32 ++++
>   tests/qemuxml2xmltest.c                            |    1 +
>   14 files changed, 761 insertions(+), 36 deletions(-)
>   create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-disk-scsi-lun-passthrough-cdbfilter.xml
>
> Regards,
> Osier
>
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