From 28dcee10c54984449259a13c6f27bf98c4770f3c Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Thu, 22 Sep 2011 20:14:12 +0100 Subject: [PATCH] trace: trace bdrv_open_common() bdrv_open_common() is a useful point to trace since it reveals the filename and block driver for a given BlockDriverState. Signed-off-by: Stefan Hajnoczi --- block.c | 2 ++ trace-events | 1 + 2 files changed, 3 insertions(+) diff --git a/block.c b/block.c index e3fe97f275..1ae22d5d2a 100644 --- a/block.c +++ b/block.c @@ -475,6 +475,8 @@ static int bdrv_open_common(BlockDriverState *bs, const char *filename, assert(drv != NULL); + trace_bdrv_open_common(bs, filename, flags, drv->format_name); + bs->file = NULL; bs->total_sectors = 0; bs->encrypted = 0; diff --git a/trace-events b/trace-events index b7ddf14bd8..f408564775 100644 --- a/trace-events +++ b/trace-events @@ -56,6 +56,7 @@ virtio_console_chr_read(unsigned int port, int size) "port %u, size %d" virtio_console_chr_event(unsigned int port, int event) "port %u, event %d" # block.c +bdrv_open_common(void *bs, const char *filename, int flags, const char *format_name) "bs %p filename \"%s\" flags %#x format_name \"%s\"" multiwrite_cb(void *mcb, int ret) "mcb %p ret %d" 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"