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author | Ingo Molnar <mingo@elte.hu> | 2006-03-27 01:16:24 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-27 08:44:49 -0800 |
commit | 34f192c6527f20c47ccec239e7d51a27691b93fc (patch) | |
tree | 6c80416cf6a170a193f829e414051cc618b15ee3 /kernel/compat.c | |
parent | 2eec9ad91f71a3dbacece5c4fb5adc09fad53a96 (diff) | |
download | lwn-34f192c6527f20c47ccec239e7d51a27691b93fc.tar.gz lwn-34f192c6527f20c47ccec239e7d51a27691b93fc.zip |
[PATCH] lightweight robust futexes: compat
32-bit syscall compatibility support. (This patch also moves all futex
related compat functionality into kernel/futex_compat.c.)
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>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/compat.c')
-rw-r--r-- | kernel/compat.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/kernel/compat.c b/kernel/compat.c index b9bdd1271f44..c1601a84f8d8 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -17,7 +17,6 @@ #include <linux/time.h> #include <linux/signal.h> #include <linux/sched.h> /* for MAX_SCHEDULE_TIMEOUT */ -#include <linux/futex.h> /* for FUTEX_WAIT */ #include <linux/syscalls.h> #include <linux/unistd.h> #include <linux/security.h> @@ -239,28 +238,6 @@ asmlinkage long compat_sys_sigprocmask(int how, compat_old_sigset_t __user *set, return ret; } -#ifdef CONFIG_FUTEX -asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, int val, - struct compat_timespec __user *utime, u32 __user *uaddr2, - int val3) -{ - struct timespec t; - unsigned long timeout = MAX_SCHEDULE_TIMEOUT; - int val2 = 0; - - if ((op == FUTEX_WAIT) && utime) { - if (get_compat_timespec(&t, utime)) - return -EFAULT; - timeout = timespec_to_jiffies(&t) + 1; - } - if (op >= FUTEX_REQUEUE) - val2 = (int) (unsigned long) utime; - - return do_futex((unsigned long)uaddr, op, val, timeout, - (unsigned long)uaddr2, val2, val3); -} -#endif - asmlinkage long compat_sys_setrlimit(unsigned int resource, struct compat_rlimit __user *rlim) { |