diff options
Diffstat (limited to 'xlators')
| -rw-r--r-- | xlators/storage/posix/src/posix.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c index f4b760a53cb..69674504b19 100644 --- a/xlators/storage/posix/src/posix.c +++ b/xlators/storage/posix/src/posix.c @@ -917,17 +917,32 @@ _posix_do_zerofill(int fd, off_t offset, off_t len, int o_direct) op_ret = sys_writev (fd, vector, num_vect); if (op_ret < 0) goto err; + if (op_ret != (vect_size * num_vect)) { + op_ret = -1; + errno = ENOSPC; + goto err; + } } if (extra) { op_ret = sys_writev (fd, vector, extra); if (op_ret < 0) goto err; + if (op_ret != (vect_size * extra)) { + op_ret = -1; + errno = ENOSPC; + goto err; + } } if (remain) { vector[0].iov_len = remain; op_ret = sys_writev (fd, vector , 1); if (op_ret < 0) goto err; + if (op_ret != remain) { + op_ret = -1; + errno = ENOSPC; + goto err; + } } err: if (o_direct) @@ -988,8 +1003,14 @@ posix_do_zerofill (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, */ flags = FALLOC_FL_ZERO_RANGE; ret = sys_fallocate (pfd->fd, flags, offset, len); - if (ret == 0) + if (ret == 0) { goto fsync; + } else { + ret = -errno; + if ((ret != -ENOSYS) && (ret != -EOPNOTSUPP)) { + goto out; + } + } ret = _posix_do_zerofill (pfd->fd, offset, len, pfd->flags & O_DIRECT); if (ret < 0) { |