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OpenCloudOS-Kernel
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vhost: initialize log eventfd context pointer 

vq log eventfd context pointer needs to be initialized, otherwise
operation may fail or oops if log is enabled but log eventfd not set by
userspace.  When log_ctx for device is created, it is copied to the vq.
This reset was missing.

Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2010-02-23 11:23:45 +02:00
parent 86e9424d72
commit 73a99f0830
1 changed files with 1 additions and 0 deletions
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drivers/vhost/vhost.c
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@ -121,6 +121,7 @@ static void vhost_vq_reset(struct vhost_dev *dev,
vq->kick = NULL;
vq->call_ctx = NULL;
vq->call = NULL;
vq->log_ctx = NULL;
}
long vhost_dev_init(struct vhost_dev *dev,