[Xen-devel] [PATCH] libxl: event: Document lifetime API for libxl_childproc_setmode

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

There is already an identical comment for
libxl_osevent_register_hooks.

libxl_childproc_setmode's hooks parameter has the same property and
this should be documented.

Reported-by; George Dunlap <george.dunlap@xxxxxxxxxx>
Signed-off-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
 tools/libxl/libxl_event.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/libxl/libxl_event.h b/tools/libxl/libxl_event.h
index d1517f7456..8d0aa6417e 100644
--- a/tools/libxl/libxl_event.h
+++ b/tools/libxl/libxl_event.h
@@ -548,6 +548,8 @@ typedef struct {
  * May not be called when libxl might have any child processes, or the
  * behaviour is undefined.  So it is best to call this at
  * initialisation.
+ *
+ * The value *hooks is not copied and must outlast the libxl_ctx.
  */
 void libxl_childproc_setmode(libxl_ctx *ctx, const libxl_childproc_hooks 
*hooks,
                              void *user);
-- 
2.11.0


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