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[PATCH] lightweight robust futexes: core

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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>
This commit is contained in:
Ingo Molnar 2006-03-27 01:16:22 -08:00 • committed by Linus Torvalds
parent e9056f13bf
commit 0771dfefc9
6 changed files with 279 additions and 1 deletions
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3
kernel/exit.c
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@ -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 @@ fastcall NORET_TYPE void do_exit(long code)
exit_itimers(tsk->signal);
acct_process(code);
}
if (unlikely(tsk->robust_list))
exit_robust_list(tsk);
exit_mm(tsk);
exit_sem(tsk);