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qemu iovec: keep track of total size, allow partial copies (Gerd Hoffman)

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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6448 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-26 17:17:52 +00:00
parent 28c699a2b6
commit 249aa745fb
3 changed files with 14 additions and 6 deletions
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2
block.c
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@ -1265,7 +1265,7 @@ static void bdrv_aio_rw_vector_cb(void *opaque, int ret)
VectorTranslationState *s = opaque;
if (!s->is_write) {
qemu_iovec_from_buffer(s->iov, s->bounce);
qemu_iovec_from_buffer(s->iov, s->bounce, s->iov->size);
}
qemu_free(s->bounce);
s->this_aiocb->cb(s->this_aiocb->opaque, ret);