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Subject[PATCH V5 0/9] Fixes for vhost metadata acceleration
Hi all:

This series try to fix several issues introduced by meta data
accelreation series. Please review.

Changes from V4:
- switch to use spinlock synchronize MMU notifier with accessors

Changes from V3:
- remove the unnecessary patch

Changes from V2:
- use seqlck helper to synchronize MMU notifier with vhost worker

Changes from V1:
- try not use RCU to syncrhonize MMU notifier with vhost worker
- set dirty pages after no readers
- return -EAGAIN only when we find the range is overlapped with

Jason Wang (9):
vhost: don't set uaddr for invalid address
vhost: validate MMU notifier registration
vhost: fix vhost map leak
vhost: reset invalidate_count in vhost_set_vring_num_addr()
vhost: mark dirty pages during map uninit
vhost: don't do synchronize_rcu() in vhost_uninit_vq_maps()
vhost: do not use RCU to synchronize MMU notifier with worker
vhost: correctly set dirty pages in MMU notifiers callback
vhost: do not return -EAGAIN for non blocking invalidation too early

drivers/vhost/vhost.c | 202 +++++++++++++++++++++++++-----------------
drivers/vhost/vhost.h | 6 +-
2 files changed, 122 insertions(+), 86 deletions(-)


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