For an O_DIRECT request to succeed, it's not only necessary that all
base addresses in the qiov are aligned, but also that each length in it
is aligned.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
if ((uintptr_t) qiov->iov[i].iov_base % bs->buffer_alignment) {
return false;
}
+ if (qiov->iov[i].iov_len % bs->buffer_alignment) {
+ return false;
+ }
}
return true;