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| author | Kevin Wolf <kwolf@redhat.com> | 2011-07-14 17:27:13 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-08-02 15:53:40 +0200 |
| commit | da1fa91d6cca8a6d3da9c2b222fa485429db297c (patch) | |
| tree | c77f342d36c65fb1773c1f9c563f2d5b531e6f4e /trace-events | |
| parent | 5e3840ce24040cbd1957008489cbc136c43ca391 (diff) | |
| download | qemu-da1fa91d6cca8a6d3da9c2b222fa485429db297c.tar.gz qemu-da1fa91d6cca8a6d3da9c2b222fa485429db297c.tar.bz2 qemu-da1fa91d6cca8a6d3da9c2b222fa485429db297c.zip | |
block: Add bdrv_co_readv/writev
Add new block driver callbacks bdrv_co_readv/writev, which work on a
QEMUIOVector like bdrv_aio_*, but don't need a callback. The function may only
be called inside a coroutine, so a block driver implementing this interface can
yield instead of blocking during I/O.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'trace-events')
| -rw-r--r-- | trace-events | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/trace-events b/trace-events index 136f7759f2..46bceca1bc 100644 --- a/trace-events +++ b/trace-events @@ -66,6 +66,8 @@ disable bdrv_aio_flush(void *bs, void *opaque) "bs %p opaque %p" disable bdrv_aio_readv(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p" disable bdrv_aio_writev(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p" disable bdrv_set_locked(void *bs, int locked) "bs %p locked %d" +disable bdrv_co_readv(void *bs, int64_t sector_num, int nb_sector) "bs %p sector_num %"PRId64" nb_sectors %d" +disable bdrv_co_writev(void *bs, int64_t sector_num, int nb_sector) "bs %p sector_num %"PRId64" nb_sectors %d" # hw/virtio-blk.c disable virtio_blk_req_complete(void *req, int status) "req %p status %d" |