block: add bdrv_co_discard and bdrv_aio_discard support
This similarly adds support for coroutine and asynchronous discard.
Signed-off-by: Paolo Bonzini <[email protected]>
Signed-off-by: Kevin Wolf <[email protected]>
diff --git a/trace-events b/trace-events
index 7f9cec4..49ac1c1 100644
--- a/trace-events
+++ b/trace-events
@@ -61,6 +61,7 @@
bdrv_aio_multiwrite(void *mcb, int num_callbacks, int num_reqs) "mcb %p num_callbacks %d num_reqs %d"
bdrv_aio_multiwrite_earlyfail(void *mcb) "mcb %p"
bdrv_aio_multiwrite_latefail(void *mcb, int i) "mcb %p i %d"
+bdrv_aio_discard(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p"
bdrv_aio_flush(void *bs, void *opaque) "bs %p opaque %p"
bdrv_aio_readv(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p"
bdrv_aio_writev(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p"
