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authorEric Andersen2003-07-26 06:25:12 +0000
committerEric Andersen2003-07-26 06:25:12 +0000
commitd5868c169214b2be273c8a5ecb0a30ff1368faba (patch)
treed3e31624a7ce8a5c4201503896f6efddb421bba9
parentf231c72630e99c3b3d9eb867baef298a28e46f87 (diff)
downloadbusybox-d5868c169214b2be273c8a5ecb0a30ff1368faba.zip
busybox-d5868c169214b2be273c8a5ecb0a30ff1368faba.tar.gz
Patch from Thomas Gleixner to reap any zombie processes that are
reparented to init...
-rw-r--r--init/init.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/init/init.c b/init/init.c
index 657bad6..7e24eac 100644
--- a/init/init.c
+++ b/init/init.c
@@ -825,6 +825,13 @@ static void cont_handler(int sig)
got_cont = 1;
}
+/* Reap any zombie processes that are reparented to init */
+static void child_handler(int sig)
+{
+ int status;
+ while ( wait3(&status, WNOHANG, NULL) > 0 );
+}
+
#endif /* ! DEBUG_INIT */
static void new_init_action(int action, char *command, const char *cons)
@@ -1065,6 +1072,7 @@ extern int init_main(int argc, char **argv)
signal(SIGCONT, cont_handler);
signal(SIGSTOP, stop_handler);
signal(SIGTSTP, stop_handler);
+ signal(SIGCHLD, child_handler);
/* Turn off rebooting via CTL-ALT-DEL -- we get a
* SIGINT on CAD so we can shut things down gracefully... */