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Document that ff callbacks need to be invoked from a clean stack.

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Also fix a typo.
This commit is contained in:
Guido Günther 2011-10-03 22:24:13 +02:00
parent cdd5ef7b07
commit ae37001d78
1 changed files with 4 additions and 2 deletions
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6
include/libvirt/libvirt.h.in
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@ -2243,13 +2243,15 @@ typedef void (*virEventHandleCallback)(int watch, int fd, int events, void *opaq
* @opaque: user data to pass to the callback
* @ff: the callback invoked to free opaque data blob
*
* Part of the EventImpl, this callback Adds a file handle callback to
* Part of the EventImpl, this callback adds a file handle callback to
* listen for specific events. The same file handle can be registered
* multiple times provided the requested event sets are non-overlapping
*
* If the opaque user data requires free'ing when the handle
* is unregistered, then a 2nd callback can be supplied for
* this purpose.
* this purpose. This callback needs to be invoked from a clean stack.
* If 'ff' callbacks are invoked directly from the virEventRemoveHandleFunc
* they will likely deadlock in libvirt.
*
* Returns a handle watch number to be used for updating
* and unregistering for events