Added blktap support. Includes kernel driver (enabled as CONFIG_XEN_BLKDEV_TAP=y) and userspace tools. The userspace deamon (blktapctrl) is enabled by default when xend is activated. For further information on using and configuring blktap see tools/blktap/README.

1 files changed, 15 insertions, 0 deletions

diff --git a/tools/libaio/man/io_setup.1 b/tools/libaio/man/io_setup.1
new file mode 100644
index 0000000000..68690e1e73
--- /dev/null
+++ b/tools/libaio/man/io_setup.1
@@ -0,0 +1,15 @@
+./"/* sys_io_setup:
+./" *      Create an aio_context capable of receiving at least nr_events.
+./" *      ctxp must not point to an aio_context that already exists, and
+./" *      must be initialized to 0 prior to the call.  On successful
+./" *      creation of the aio_context, *ctxp is filled in with the resulting 
+./" *      handle.  May fail with -EINVAL if *ctxp is not initialized,
+./" *      if the specified nr_events exceeds internal limits.  May fail 
+./" *      with -EAGAIN if the specified nr_events exceeds the user's limit 
+./" *      of available events.  May fail with -ENOMEM if insufficient kernel
+./" *      resources are available.  May fail with -EFAULT if an invalid
+./" *      pointer is passed for ctxp.  Will fail with -ENOSYS if not
+./" *      implemented.
+./" */
+./" -- note: libaio is actually providing io_queue_init and io_queue_grow
+./" as separate functions.  For now io_setup is the same as io_queue_grow.