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tools/nolibc: remove __nolibc_enosys() fallback from time64-related functions

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These fallbacks where added when no explicit fallbacks for time64 was
implemented. Now that these fallbacks are in place, the additional
fallback to __nolibc_enosys() is superfluous.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20250821-nolibc-enosys-v1-1-4b63f2caaa89@weissschuh.net
This commit is contained in:
Thomas Weißschuh
2025-08-21 17:40:32 +02:00
parent b22d81ed31
commit e6366101ce
4 changed files with 6 additions and 18 deletions
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4
tools/include/nolibc/poll.h
View File

@@ -39,10 +39,8 @@ int sys_poll(struct pollfd *fds, int nfds, int timeout)
t.tv_nsec = (timeout % 1000) * 1000000;
}
return my_syscall5(__NR_ppoll_time64, fds, nfds, (timeout >= 0) ? &t : NULL, NULL, 0);
#elif defined(__NR_poll)
return my_syscall3(__NR_poll, fds, nfds, timeout);
#else
return __nolibc_enosys(__func__, fds, nfds, timeout);
return my_syscall3(__NR_poll, fds, nfds, timeout);
#endif
}

4
tools/include/nolibc/sys.h
View File

@@ -814,7 +814,7 @@ int sys_select(int nfds, fd_set *rfds, fd_set *wfds, fd_set *efds, struct timeva
t.tv_nsec = timeout->tv_usec * 1000;
}
return my_syscall6(__NR_pselect6, nfds, rfds, wfds, efds, timeout ? &t : NULL, NULL);
#elif defined(__NR_pselect6_time64)
#else
struct __kernel_timespec t;
if (timeout) {
@@ -822,8 +822,6 @@ int sys_select(int nfds, fd_set *rfds, fd_set *wfds, fd_set *efds, struct timeva
t.tv_nsec = timeout->tv_usec * 1000;
}
return my_syscall6(__NR_pselect6_time64, nfds, rfds, wfds, efds, timeout ? &t : NULL, NULL);
#else
return __nolibc_enosys(__func__, nfds, rfds, wfds, efds, timeout);
#endif
}

8
tools/include/nolibc/sys/timerfd.h
View File

@@ -34,7 +34,7 @@ int sys_timerfd_gettime(int fd, struct itimerspec *curr_value)
{
#if defined(__NR_timerfd_gettime)
return my_syscall2(__NR_timerfd_gettime, fd, curr_value);
#elif defined(__NR_timerfd_gettime64)
#else
struct __kernel_itimerspec kcurr_value;
int ret;
@@ -42,8 +42,6 @@ int sys_timerfd_gettime(int fd, struct itimerspec *curr_value)
__nolibc_timespec_kernel_to_user(&kcurr_value.it_interval, &curr_value->it_interval);
__nolibc_timespec_kernel_to_user(&kcurr_value.it_value, &curr_value->it_value);
return ret;
#else
return __nolibc_enosys(__func__, fd, curr_value);
#endif
}
@@ -60,7 +58,7 @@ int sys_timerfd_settime(int fd, int flags,
{
#if defined(__NR_timerfd_settime)
return my_syscall4(__NR_timerfd_settime, fd, flags, new_value, old_value);
#elif defined(__NR_timerfd_settime64)
#else
struct __kernel_itimerspec knew_value, kold_value;
int ret;
@@ -72,8 +70,6 @@ int sys_timerfd_settime(int fd, int flags,
__nolibc_timespec_kernel_to_user(&kold_value.it_value, &old_value->it_value);
}
return ret;
#else
return __nolibc_enosys(__func__, fd, flags, new_value, old_value);
#endif
}

8
tools/include/nolibc/time.h
View File

@@ -45,7 +45,7 @@ int sys_clock_getres(clockid_t clockid, struct timespec *res)
{
#if defined(__NR_clock_getres)
return my_syscall2(__NR_clock_getres, clockid, res);
#elif defined(__NR_clock_getres_time64)
#else
struct __kernel_timespec kres;
int ret;
@@ -53,8 +53,6 @@ int sys_clock_getres(clockid_t clockid, struct timespec *res)
if (res)
__nolibc_timespec_kernel_to_user(&kres, res);
return ret;
#else
return __nolibc_enosys(__func__, clockid, res);
#endif
}
@@ -69,7 +67,7 @@ int sys_clock_gettime(clockid_t clockid, struct timespec *tp)
{
#if defined(__NR_clock_gettime)
return my_syscall2(__NR_clock_gettime, clockid, tp);
#elif defined(__NR_clock_gettime64)
#else
struct __kernel_timespec ktp;
int ret;
@@ -77,8 +75,6 @@ int sys_clock_gettime(clockid_t clockid, struct timespec *tp)
if (tp)
__nolibc_timespec_kernel_to_user(&ktp, tp);
return ret;
#else
return __nolibc_enosys(__func__, clockid, tp);
#endif
}