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freebsd: use copy_file_range() in uv_fs_sendfile() (#3496)

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Use copy_file_range() on FreeBSD 13 and above.
This commit is contained in:
David CARLIER 2022-02-27 10:49:29 +00:00 committed by GitHub
parent 7ae0c9543d
commit 993e9ebd07
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 36 additions and 0 deletions
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15
src/unix/freebsd.c
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@ -287,3 +287,18 @@ int uv__recvmmsg(int fd, struct uv__mmsghdr* mmsg, unsigned int vlen) {
return errno = ENOSYS, -1;
#endif
}
ssize_t
uv__fs_copy_file_range(int fd_in,
off_t* off_in,
int fd_out,
off_t* off_out,
size_t len,
unsigned int flags)
{
#if __FreeBSD__ >= 13 && !defined(__DragonFly__)
return copy_file_range(fd_in, off_in, fd_out, off_out, len, flags);
#else
return errno = ENOSYS, -1;
#endif
}

11
src/unix/fs.c
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@ -1075,6 +1075,17 @@ static ssize_t uv__fs_sendfile(uv_fs_t* req) {
*/
#if defined(__FreeBSD__) || defined(__DragonFly__)
#if defined(__FreeBSD__)
off_t off;
off = req->off;
r = uv__fs_copy_file_range(in_fd, &off, out_fd, NULL, req->bufsml[0].len, 0);
if (r >= 0) {
r = off - req->off;
req->off = off;
return r;
}
#endif
len = 0;
r = sendfile(in_fd, out_fd, req->off, req->bufsml[0].len, NULL, &len, 0);
#elif defined(__FreeBSD_kernel__)

10
src/unix/internal.h
View File

@ -359,5 +359,15 @@ size_t strnlen(const char* s, size_t maxlen);
#endif
#endif
#if defined(__FreeBSD__)
ssize_t
uv__fs_copy_file_range(int fd_in,
off_t* off_in,
int fd_out,
off_t* off_out,
size_t len,
unsigned int flags);
#endif
#endif /* UV_UNIX_INTERNAL_H_ */