From b8c6d0958943c96ca9401961a1200568c7ec0268 Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Tue, 29 Mar 2011 20:04:40 +0100 Subject: [PATCH] trace: Trace bdrv_set_locked() It can be handy to know when the guest locks/unlocks the CD-ROM tray. This trace event makes that possible. Signed-off-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- block.c | 2 ++ trace-events | 1 + 2 files changed, 3 insertions(+) diff --git a/block.c b/block.c index c93ec6d418..d8da3b09d3 100644 --- a/block.c +++ b/block.c @@ -2817,6 +2817,8 @@ void bdrv_set_locked(BlockDriverState *bs, int locked) { BlockDriver *drv = bs->drv; + trace_bdrv_set_locked(bs, locked); + bs->locked = locked; if (drv && drv->bdrv_set_locked) { drv->bdrv_set_locked(bs, locked); diff --git a/trace-events b/trace-events index 06efdb7753..703b745bc4 100644 --- a/trace-events +++ b/trace-events @@ -54,6 +54,7 @@ disable bdrv_aio_multiwrite_latefail(void *mcb, int i) "mcb %p i %d" 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" # hw/virtio-blk.c disable virtio_blk_req_complete(void *req, int status) "req %p status %d"