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authorPaul Menage <menage@google.com>2007-10-18 23:39:33 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 11:53:36 -0700
commitb4f48b6363c81ca743ef46943ef23fd72e60f679 (patch)
tree40437b78e2d7a7d9d71e7bd63bc96e1ad02daa94 /kernel/exit.c
parent355e0c48b757b7fcc79ccb98fda8105ed37a1598 (diff)
Task Control Groups: add fork()/exit() hooks
This adds the necessary hooks to the fork() and exit() paths to ensure that new children inherit their parent's cgroup assignments, and that exiting processes release reference counts on their cgroups. Signed-off-by: Paul Menage <menage@google.com> Cc: Serge E. Hallyn <serue@us.ibm.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Dave Hansen <haveblue@us.ibm.com> Cc: Balbir Singh <balbir@in.ibm.com> Cc: Paul Jackson <pj@sgi.com> Cc: Kirill Korotaev <dev@openvz.org> Cc: Herbert Poetzl <herbert@13thfloor.at> Cc: Srivatsa Vaddagiri <vatsa@in.ibm.com> Cc: Cedric Le Goater <clg@fr.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/exit.c')
-rw-r--r--kernel/exit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 2c704c86edb3..44ff6147556a 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -32,6 +32,7 @@
#include <linux/delayacct.h>
#include <linux/freezer.h>
#include <linux/cpuset.h>
+#include <linux/cgroup.h>
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <linux/posix-timers.h>
@@ -973,6 +974,7 @@ fastcall NORET_TYPE void do_exit(long code)
check_stack_usage();
exit_thread();
cpuset_exit(tsk);
+ cgroup_exit(tsk, 1);
exit_keys(tsk);
if (group_dead && tsk->signal->leader)