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| author | Lukasz Majewski <lukma@denx.de> | 2020-12-01 12:26:55 +0100 |
|---|---|---|
| committer | Lukasz Majewski <lukma@denx.de> | 2020-12-04 10:04:38 +0100 |
| commit | 135ca0a7cd08a9e86e6e0dabe0ef560a4bdac9be (patch) | |
| tree | 69c566a92ed5688e55296c7746554a2702acf24f | |
| parent | 4ec2e738032b5671b9a6e0987d7c7305a1c41f68 (diff) | |
| download | glibc-135ca0a7cd08a9e86e6e0dabe0ef560a4bdac9be.zip glibc-135ca0a7cd08a9e86e6e0dabe0ef560a4bdac9be.tar.gz glibc-135ca0a7cd08a9e86e6e0dabe0ef560a4bdac9be.tar.bz2 | |
lowlevellock-futex: Remove not used macros
Following macros: lll_futex_timed_lock_pi, lll_futex_clock_wait_bitset,
lll_futex_wait_requeue_pi, lll_futex_timed_wait_requeue_pi are not
used anymore so are eligible for removal.
Build tests:
./src/scripts/build-many-glibcs.py glibcs
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | sysdeps/nptl/lowlevellock-futex.h | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/sysdeps/nptl/lowlevellock-futex.h b/sysdeps/nptl/lowlevellock-futex.h index 2209ca7..d09e9a8 100644 --- a/sysdeps/nptl/lowlevellock-futex.h +++ b/sysdeps/nptl/lowlevellock-futex.h @@ -94,28 +94,6 @@ # define lll_futex_supported_clockid(clockid) \ ((clockid) == CLOCK_REALTIME || (clockid) == CLOCK_MONOTONIC) -/* The kernel currently only supports CLOCK_MONOTONIC or - CLOCK_REALTIME timeouts for FUTEX_WAIT_BITSET. We could attempt to - convert others here but currently do not. */ -# define lll_futex_clock_wait_bitset(futexp, val, clockid, timeout, private) \ - ({ \ - long int __ret; \ - if (lll_futex_supported_clockid (clockid)) \ - { \ - const unsigned int clockbit = \ - (clockid == CLOCK_REALTIME) ? FUTEX_CLOCK_REALTIME : 0; \ - const int op = \ - __lll_private_flag (FUTEX_WAIT_BITSET | clockbit, private); \ - \ - __ret = lll_futex_syscall (6, futexp, op, val, \ - timeout, NULL /* Unused. */, \ - FUTEX_BITSET_MATCH_ANY); \ - } \ - else \ - __ret = -EINVAL; \ - __ret; \ - }) - /* Wake up up to NR waiters on FUTEXP. */ # define lll_futex_wake(futexp, nr, private) \ lll_futex_syscall (4, futexp, \ @@ -138,32 +116,11 @@ FUTEX_OP_CLEAR_WAKE_IF_GT_ONE) -/* Priority Inheritance support. */ -#define lll_futex_timed_lock_pi(futexp, abstime, private) \ - lll_futex_syscall (4, futexp, \ - __lll_private_flag (FUTEX_LOCK_PI, private), \ - 0, abstime) - #define lll_futex_timed_unlock_pi(futexp, private) \ lll_futex_syscall (4, futexp, \ __lll_private_flag (FUTEX_UNLOCK_PI, private), \ 0, 0) -/* Like lll_futex_wait (FUTEXP, VAL, PRIVATE) but with the expectation - that lll_futex_cmp_requeue_pi (FUTEXP, _, _, MUTEX, _, PRIVATE) will - be used to do the wakeup. Confers priority-inheritance behavior on - the waiter. */ -# define lll_futex_wait_requeue_pi(futexp, val, mutex, private) \ - lll_futex_timed_wait_requeue_pi (futexp, val, NULL, 0, mutex, private) - -/* Like lll_futex_wait_requeue_pi, but with a timeout. */ -# define lll_futex_timed_wait_requeue_pi(futexp, val, timeout, clockbit, \ - mutex, private) \ - lll_futex_syscall (5, futexp, \ - __lll_private_flag (FUTEX_WAIT_REQUEUE_PI \ - | (clockbit), private), \ - val, timeout, mutex) - /* Like lll_futex_requeue, but pairs with lll_futex_wait_requeue_pi and inherits priority from the waiter. */ # define lll_futex_cmp_requeue_pi(futexp, nr_wake, nr_move, mutex, \ |