xen/blkfront: various bugfixes and patches for blkfront

From: Jeremy Fitzhardinge <[email protected]>

Hi Jens,

This series has various updates to blkfront, including:
- support for dynamic device resizing
- bugfixes for device hotplug
- various races and bugs fixed

It can be pulled from:

git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git upstream/blkfront

Thanks,
J

Daniel Stodden (10):
xenbus: Make xenbus_switch_state transactional
blkfront: Fix backtrace in del_gendisk
blkfront: Fix gendisk leak
blkfront: Clean up vbd release
blkfront: Lock blkfront_info when closing
blkfront: Fix blkfront backend switch race (bdev open)
blkfront: Fix blkfront backend switch race (bdev release)
blkfront: Lock blockfront_info during xbdev removal
blkfront: Remove obsolete info->users
blkfront: Klog the unclean release path

Ian Campbell (1):
xen: use less generic names in blkfront driver.

Jan Beulich (2):
blkfront: fixes for 'xm block-detach ... --force'
blkfront: don't access freed struct xenbus_device

Jeremy Fitzhardinge (1):
xen/blkfront: avoid compiler warning from missing cases

K. Y. Srinivasan (2):
xen/front: Propagate changed size of VBDs
xen/blkfront: revalidate after setting capacity

 drivers/block/xen-blkfront.c       |  343 ++++++++++++++++++++++++++----------
 drivers/xen/xenbus/xenbus_client.c |   90 +++++++---
 2 files changed, 320 insertions(+), 113 deletions(-)