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Linux: Clean up preadv, pwritev system call names

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The names __NR_preadv64, __NR_pwritev64 appear to be a glibc invention.
With the built-in tables, __NR_preadv and __NR_pwritev are always defined.

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer
2020-03-03 12:15:06 +01:00
parent 71691aae92
commit d241dee4dd
4 changed files with 4 additions and 28 deletions
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10
sysdeps/unix/sysv/linux/pwritev64.c
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@ -20,14 +20,10 @@
#ifdef __ASSUME_PWRITEV
# ifndef __NR_pwritev64
# define __NR_pwritev64 __NR_pwritev
# endif
ssize_t
pwritev64 (int fd, const struct iovec *vector, int count, off64_t offset)
{
return SYSCALL_CANCEL (pwritev64, fd, vector, count, LO_HI_LONG (offset));
return SYSCALL_CANCEL (pwritev, fd, vector, count, LO_HI_LONG (offset));
}
#else
static ssize_t __atomic_pwritev64_replacement (int, const struct iovec *,
@ -35,12 +31,10 @@ static ssize_t __atomic_pwritev64_replacement (int, const struct iovec *,
ssize_t
pwritev64 (int fd, const struct iovec *vector, int count, off64_t offset)
{
#ifdef __NR_pwritev64
ssize_t result = SYSCALL_CANCEL (pwritev64, fd, vector, count,
ssize_t result = SYSCALL_CANCEL (pwritev, fd, vector, count,
LO_HI_LONG (offset));
if (result >= 0 || errno != ENOSYS)
return result;
#endif
return __atomic_pwritev64_replacement (fd, vector, count, offset);
}
# define PWRITEV static __atomic_pwritev64_replacement