[PATCH] lightweight robust futexes: core
Add the core infrastructure for robust futexes: structure definitions, the new
syscalls and the do_exit() based cleanup mechanism.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Acked-by: Ulrich Drepper <drepper@redhat.com>
Cc: Michael Kerrisk <mtk-manpages@gmx.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/kernel/exit.c b/kernel/exit.c
index 8037405..aecb48c 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -31,6 +31,7 @@
#include <linux/signal.h>
#include <linux/cn_proc.h>
#include <linux/mutex.h>
+#include <linux/futex.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
@@ -852,6 +853,8 @@
exit_itimers(tsk->signal);
acct_process(code);
}
+ if (unlikely(tsk->robust_list))
+ exit_robust_list(tsk);
exit_mm(tsk);
exit_sem(tsk);