[Xen-devel] [PATCH 03/18] libxl: fork: Clarify docs for libxl_sigchld_owner

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

Clarify that libxl_sigchld_owner_libxl causes libxl to reap all the
process's children, and clarify the wording of the description of
libxl_sigchld_owner_libxl_always.

Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Cc: Jim Fehlig <jfehlig@xxxxxxxx>
Cc: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 tools/libxl/libxl_event.h |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/libxl/libxl_event.h b/tools/libxl/libxl_event.h
index 6261f99..ff0b2fa 100644
--- a/tools/libxl/libxl_event.h
+++ b/tools/libxl/libxl_event.h
@@ -467,7 +467,8 @@ void libxl_osevent_occurred_timeout(libxl_ctx *ctx, void 
*for_libxl)
 
 
 typedef enum {
-    /* libxl owns SIGCHLD whenever it has a child. */
+    /* libxl owns SIGCHLD whenever it has a child, and reaps
+     * all children, including those not spawned by libxl. */
     libxl_sigchld_owner_libxl,
 
     /* Application promises to call libxl_childproc_exited but NOT
@@ -476,7 +477,7 @@ typedef enum {
     libxl_sigchld_owner_mainloop,
 
     /* libxl owns SIGCHLD all the time, and the application is
-     * relying on libxl's event loop for reaping its own children. */
+     * relying on libxl's event loop for reaping its children too. */
     libxl_sigchld_owner_libxl_always,
 } libxl_sigchld_owner;
 
-- 
1.7.10.4


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