The CONFIG_64BIT_TIME option is defined on all architectures, and can
be removed for simplicity now.

Signed-off-by: Arnd Bergmann <[email protected]>
---
This would make sense for 5.2, or could be part of a later
cleanup series when I have more patches for the remaining
y2038 bits
---
 arch/Kconfig          | 8 --------
 fs/aio.c              | 2 +-
 ipc/syscall.c         | 2 +-
 kernel/time/hrtimer.c | 2 +-
 kernel/time/time.c    | 4 ++--
 net/socket.c          | 2 +-
 6 files changed, 6 insertions(+), 14 deletions(-)

diff --git a/arch/Kconfig b/arch/Kconfig
index 9092e0ffe4d3..23ee740182aa 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -763,14 +763,6 @@ config OLD_SIGACTION
 config COMPAT_OLD_SIGACTION
        bool
 
-config 64BIT_TIME
-       def_bool y
-       help
-         This should be selected by all architectures that need to support
-         new system calls with a 64-bit time_t. This is relevant on all 32-bit
-         architectures, and 64-bit architectures as part of compat syscall
-         handling.
-
 config COMPAT_32BIT_TIME
        def_bool !64BIT || COMPAT
        help
diff --git a/fs/aio.c b/fs/aio.c
index 3490d1fa0e16..b1b949ae1a93 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -2057,7 +2057,7 @@ static long do_io_getevents(aio_context_t ctx_id,
  *     specifies an infinite timeout. Note that the timeout pointed to by
  *     timeout is relative.  Will fail with -ENOSYS if not implemented.
  */
-#if !defined(CONFIG_64BIT_TIME) || defined(CONFIG_64BIT)
+#ifdef CONFIG_64BIT
 
 SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,
                long, min_nr,
diff --git a/ipc/syscall.c b/ipc/syscall.c
index 581bdff4e7c5..dfb0e988d542 100644
--- a/ipc/syscall.c
+++ b/ipc/syscall.c
@@ -30,7 +30,7 @@ int ksys_ipc(unsigned int call, int first, unsigned long 
second,
                return ksys_semtimedop(first, (struct sembuf __user *)ptr,
                                       second, NULL);
        case SEMTIMEDOP:
-               if (IS_ENABLED(CONFIG_64BIT) || !IS_ENABLED(CONFIG_64BIT_TIME))
+               if (IS_ENABLED(CONFIG_64BIT))
                        return ksys_semtimedop(first, ptr, second,
                                (const struct __kernel_timespec __user *)fifth);
                else if (IS_ENABLED(CONFIG_COMPAT_32BIT_TIME))
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index 41dfff23c1f9..61f03faf783a 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1749,7 +1749,7 @@ long hrtimer_nanosleep(const struct timespec64 *rqtp,
        return ret;
 }
 
-#if !defined(CONFIG_64BIT_TIME) || defined(CONFIG_64BIT)
+#ifdef CONFIG_64BIT
 
 SYSCALL_DEFINE2(nanosleep, struct __kernel_timespec __user *, rqtp,
                struct __kernel_timespec __user *, rmtp)
diff --git a/kernel/time/time.c b/kernel/time/time.c
index 74105fa3ce80..a4c72577aa92 100644
--- a/kernel/time/time.c
+++ b/kernel/time/time.c
@@ -264,7 +264,7 @@ COMPAT_SYSCALL_DEFINE2(settimeofday, struct old_timeval32 
__user *, tv,
 }
 #endif
 
-#if !defined(CONFIG_64BIT_TIME) || defined(CONFIG_64BIT)
+#ifdef CONFIG_64BIT
 SYSCALL_DEFINE1(adjtimex, struct __kernel_timex __user *, txc_p)
 {
        struct __kernel_timex txc;              /* Local copy of parameter */
@@ -871,7 +871,7 @@ int get_timespec64(struct timespec64 *ts,
        ts->tv_sec = kts.tv_sec;
 
        /* Zero out the padding for 32 bit systems or in compat mode */
-       if (IS_ENABLED(CONFIG_64BIT_TIME) && in_compat_syscall())
+       if (in_compat_syscall())
                kts.tv_nsec &= 0xFFFFFFFFUL;
 
        ts->tv_nsec = kts.tv_nsec;
diff --git a/net/socket.c b/net/socket.c
index a180e1a9ff23..2ff80e03d97b 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2787,7 +2787,7 @@ SYSCALL_DEFINE2(socketcall, int, call, unsigned long 
__user *, args)
                                    a[2], true);
                break;
        case SYS_RECVMMSG:
-               if (IS_ENABLED(CONFIG_64BIT) || !IS_ENABLED(CONFIG_64BIT_TIME))
+               if (IS_ENABLED(CONFIG_64BIT))
                        err = __sys_recvmmsg(a0, (struct mmsghdr __user *)a1,
                                             a[2], a[3],
                                             (struct __kernel_timespec __user 
*)a[4],
-- 
2.20.0

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