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Add more futex decoding.

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* process.c (FUTEX_WAIT_REQUEUE_PI, FUTEX_CMP_REQUEUE_PI)
(FUTEX_PRIVATE_FLAG, FUTEX_CLOCK_REALTIME): Define.
(futexops): Add entries for them.
(sys_futex): Decode FUTEX_CMP_REQUEUE_PI and
FUTEX_WAIT_REQUEUE_PI.
This commit is contained in:
Andreas Schwab 2009-08-12 09:54:42 +02:00
parent 08f922a574
commit 85f583229f
1 changed files with 22 additions and 1 deletions
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23
process.c
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@ -3440,9 +3440,18 @@ sys_ptrace(struct tcb *tcp)
# ifndef FUTEX_WAKE_BITSET
# define FUTEX_WAKE_BITSET 10
# endif
# ifndef FUTEX_WAIT_REQUEUE_PI
# define FUTEX_WAIT_REQUEUE_PI 11
# endif
# ifndef FUTEX_CMP_REQUEUE_PI
# define FUTEX_CMP_REQUEUE_PI 12
# endif
# ifndef FUTEX_PRIVATE_FLAG
# define FUTEX_PRIVATE_FLAG 128
# endif
# ifndef FUTEX_CLOCK_REALTIME
# define FUTEX_CLOCK_REALTIME 256
# endif
static const struct xlat futexops[] = {
{ FUTEX_WAIT, "FUTEX_WAIT" },
{ FUTEX_WAKE, "FUTEX_WAKE" },
@ -3455,6 +3464,8 @@ static const struct xlat futexops[] = {
{ FUTEX_TRYLOCK_PI, "FUTEX_TRYLOCK_PI" },
{ FUTEX_WAIT_BITSET, "FUTEX_WAIT_BITSET" },
{ FUTEX_WAKE_BITSET, "FUTEX_WAKE_BITSET" },
{ FUTEX_WAIT_REQUEUE_PI, "FUTEX_WAIT_REQUEUE_PI" },
{ FUTEX_CMP_REQUEUE_PI, "FUTEX_CMP_REQUEUE_PI" },
{ FUTEX_WAIT|FUTEX_PRIVATE_FLAG, "FUTEX_WAIT_PRIVATE" },
{ FUTEX_WAKE|FUTEX_PRIVATE_FLAG, "FUTEX_WAKE_PRIVATE" },
{ FUTEX_FD|FUTEX_PRIVATE_FLAG, "FUTEX_FD_PRIVATE" },
@ -3466,6 +3477,12 @@ static const struct xlat futexops[] = {
{ FUTEX_TRYLOCK_PI|FUTEX_PRIVATE_FLAG, "FUTEX_TRYLOCK_PI_PRIVATE" },
{ FUTEX_WAIT_BITSET|FUTEX_PRIVATE_FLAG, "FUTEX_WAIT_BITSET_PRIVATE" },
{ FUTEX_WAKE_BITSET|FUTEX_PRIVATE_FLAG, "FUTEX_WAKE_BITSET_PRIVATE" },
{ FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG, "FUTEX_WAIT_REQUEUE_PI_PRIVATE" },
{ FUTEX_CMP_REQUEUE_PI|FUTEX_PRIVATE_FLAG, "FUTEX_CMP_REQUEUE_PI_PRIVATE" },
{ FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME, "FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME" },
{ FUTEX_WAIT_BITSET|FUTEX_PRIVATE_FLAG|FUTEX_CLOCK_REALTIME, "FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME" },
{ FUTEX_WAIT_REQUEUE_PI|FUTEX_CLOCK_REALTIME, "FUTEX_WAIT_REQUEUE_PI|FUTEX_CLOCK_REALTIME" },
{ FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG|FUTEX_CLOCK_REALTIME, "FUTEX_WAIT_REQUEUE_PI_PRIVATE|FUTEX_CLOCK_REALTIME" },
{ 0, NULL }
};
# ifndef FUTEX_OP_SET
@ -3518,7 +3535,7 @@ sys_futex(struct tcb *tcp)
tprintf(", %lx", tcp->u_arg[5]);
} else if (cmd == FUTEX_REQUEUE)
tprintf(", %ld, %p", tcp->u_arg[3], (void *) tcp->u_arg[4]);
else if (cmd == FUTEX_CMP_REQUEUE)
else if (cmd == FUTEX_CMP_REQUEUE || cmd == FUTEX_CMP_REQUEUE_PI)
tprintf(", %ld, %p, %ld", tcp->u_arg[3], (void *) tcp->u_arg[4], tcp->u_arg[5]);
else if (cmd == FUTEX_WAKE_OP) {
tprintf(", %ld, %p, {", tcp->u_arg[3], (void *) tcp->u_arg[4]);
@ -3530,6 +3547,10 @@ sys_futex(struct tcb *tcp)
tprintf("FUTEX_OP_OPARG_SHIFT|");
printxval(futexwakecmps, (tcp->u_arg[5] >> 24) & 0x7, "FUTEX_OP_CMP_???");
tprintf(", %ld}", tcp->u_arg[5] & 0xfff);
} else if (cmd == FUTEX_WAIT_REQUEUE_PI) {
tprintf(", ");
printtv(tcp, tcp->u_arg[3]);
tprintf(", %p", (void *) tcp->u_arg[4]);
}
}
return 0;