[PATCH 3/3] block: enable long IO requests report by default

["Denis V. Lunev" <den@openvz.org>]

Latency threshold is set to 10 seconds following guest request timeout
on legacy storage controller.

Signed-off-by: Denis V. Lunev <den@openvz.org>
CC: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
CC: Max Reitz <mreitz@redhat.com>
---
 blockdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/blockdev.c b/blockdev.c
index 66158d1292..9eb58efc2b 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -623,7 +623,8 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
         bs->detect_zeroes = detect_zeroes;
 
         block_acct_setup(blk_get_stats(blk), account_invalid, account_failed,
-                qemu_opt_get_number(opts, "latency-log-threshold", 0));
+                qemu_opt_get_number(opts, "latency-log-threshold",
+                                    10000 /* ms */));
 
         if (!parse_stats_intervals(blk_get_stats(blk), interval_list, errp)) {
             blk_unref(blk);
-- 
2.17.1