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cursor: posix_fallocate may fail with EINVAL if not supported

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ZFS on FreeBSD >= 12.0 returns EINVAL, see
https://svnweb.freebsd.org/changeset/base/325320

Signed-off-by: Jan Beich <jbeich@FreeBSD.org>
This commit is contained in:
Jan Beich 2020-02-15 15:15:00 +00:00
parent 0fc00fff30
commit 1283d54dac
1 changed files with 3 additions and 3 deletions
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6
cursor/os-compatibility.c
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@ -157,13 +157,13 @@ os_create_anonymous_file(off_t size)
#ifdef HAVE_POSIX_FALLOCATE
/*
* Filesystems that do support fallocate will return EOPNOTSUPP.
* In this case we need to fall back to ftruncate
* Filesystems that do support fallocate will return EINVAL or
* EOPNOTSUPP. In this case we need to fall back to ftruncate
*/
ret = posix_fallocate(fd, 0, size);
if (ret == 0) {
return fd;
} else if (ret != EOPNOTSUPP) {
} else if (ret != EINVAL && ret != EOPNOTSUPP) {
close(fd);
errno = ret;
return -1;