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Diffstat (limited to 'libc/sysdeps/linux/common/posix_fadvise64.c')
-rw-r--r--libc/sysdeps/linux/common/posix_fadvise64.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/posix_fadvise64.c b/libc/sysdeps/linux/common/posix_fadvise64.c
index d931aff60..31ed5ef03 100644
--- a/libc/sysdeps/linux/common/posix_fadvise64.c
+++ b/libc/sysdeps/linux/common/posix_fadvise64.c
@@ -24,8 +24,25 @@
#if __WORDSIZE == 64
#define __NR_posix_fadvise64 __NR_fadvise64_64
+
+#ifdef INTERNAL_SYSCALL
+int posix_fadvise64(int fd, __off64_t offset, __off64_t len, int advice)
+{
+ if (len != (off_t) len)
+ return EOVERFLOW;
+ INTERNAL_SYSCALL_DECL (err);
+ int ret = INTERNAL_SYSCALL (posix_fadvise64, err, 6, fd,
+ __LONG_LONG_PAIR ((long) (offset >> 32),
+ (long) offset),
+ (off_t) len, advise);
+ if (!INTERNAL_SYSCALL_ERROR_P (ret, err))
+ return 0;
+ return INTERNAL_SYSCALL_ERRNO (ret, err);
+}
+#else
_syscall4(int, posix_fadvise64, int, fd, __off64_t, offset,
__off64_t, len, int, advice);
+#endif
/* 32 bit implementation is kind of a pita */
#elif __WORDSIZE == 32