@@ -175,6 +175,14 @@ static int qorum_check_ret(QorumAIOCB *acb)
static void qorum_aio_bh(void *opaque)
{
QorumAIOCB *acb = opaque;
+ int i;
+
+ for (i = 0; i <= 2; i++) {
+ if (acb->aios[i].buf) {
+ g_free(acb->aios[i].buf);
+ acb->aios[i].buf = NULL;
+ }
+ }
qemu_bh_delete(acb->bh);
acb->common.cb(acb->common.opaque, qorum_check_ret(acb));
@@ -227,6 +235,32 @@ static void qorum_aio_cb(void *opaque, int ret)
}
}
+static BlockDriverAIOCB *qorum_aio_readv(BlockDriverState *bs,
+ int64_t sector_num,
+ QEMUIOVector *qiov,
+ int nb_sectors,
+ BlockDriverCompletionFunc *cb,
+ void *opaque)
+{
+ BDRVQorumState *s = bs->opaque;
+ QorumAIOCB *acb = qorum_aio_get(bs, qiov, true, sector_num,
+ nb_sectors, cb, opaque);
+ int i;
+
+ for (i = 0; i <= 2; i++) {
+ acb->aios[i].buf = qemu_blockalign(bs->file, qiov->size);
+ qemu_iovec_init(&acb->qiovs[i], qiov->niov);
+ blkverify_iovec_clone(&acb->qiovs[i], qiov, acb->aios[i].buf);
+ }
+
+ for (i = 0; i <= 2; i++) {
+ bdrv_aio_readv(s->bs[i], sector_num, qiov, nb_sectors,
+ qorum_aio_cb, &acb->aios[i]);
+ }
+
+ return &acb->common;
+}
+
static BlockDriverAIOCB *qorum_aio_writev(BlockDriverState *bs,
int64_t sector_num,
QEMUIOVector *qiov,
@@ -275,6 +309,7 @@ static BlockDriver bdrv_qorum = {
.bdrv_close = qorum_close,
.bdrv_co_flush_to_disk = qorum_co_flush,
+ .bdrv_aio_readv = qorum_aio_readv,
.bdrv_aio_writev = qorum_aio_writev,
};
Signed-off-by: Benoit Canet <benoit@irqsave.net> --- block/qorum.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)