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[Qemu-commits] [COMMIT a29ccd6] linux-user: support private futexes
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT a29ccd6] linux-user: support private futexes |
Date: |
Tue, 16 Jun 2009 19:36:01 -0000 |
From: Martin Mohring <address@hidden>
Implemented the same way as in the kernel.
From: Martin Mohring <address@hidden>
Signed-off-by: Riku Voipio <address@hidden>
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 0c7ce51..59c8558 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -3926,7 +3926,11 @@ static int do_futex(target_ulong uaddr, int op, int val,
target_ulong timeout,
/* ??? We assume FUTEX_* constants are the same on both host
and target. */
+#ifdef FUTEX_CMD_MASK
+ switch ((op&FUTEX_CMD_MASK)) {
+#else
switch (op) {
+#endif
case FUTEX_WAIT:
if (timeout) {
pts = &ts;
@@ -3934,17 +3938,17 @@ static int do_futex(target_ulong uaddr, int op, int
val, target_ulong timeout,
} else {
pts = NULL;
}
- return get_errno(sys_futex(g2h(uaddr), FUTEX_WAIT, tswap32(val),
+ return get_errno(sys_futex(g2h(uaddr), op, tswap32(val),
pts, NULL, 0));
case FUTEX_WAKE:
- return get_errno(sys_futex(g2h(uaddr), FUTEX_WAKE, val, NULL, NULL,
0));
+ return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0));
case FUTEX_FD:
- return get_errno(sys_futex(g2h(uaddr), FUTEX_FD, val, NULL, NULL, 0));
+ return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0));
case FUTEX_REQUEUE:
- return get_errno(sys_futex(g2h(uaddr), FUTEX_REQUEUE, val,
+ return get_errno(sys_futex(g2h(uaddr), op, val,
NULL, g2h(uaddr2), 0));
case FUTEX_CMP_REQUEUE:
- return get_errno(sys_futex(g2h(uaddr), FUTEX_CMP_REQUEUE, val,
+ return get_errno(sys_futex(g2h(uaddr), op, val,
NULL, g2h(uaddr2), tswap32(val3)));
default:
return -TARGET_ENOSYS;
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