diff options
| author | Brian Behlendorf <behlendorf1@llnl.gov> | 2021-08-05 14:35:34 -0700 |
|---|---|---|
| committer | Brian Behlendorf <behlendorf1@llnl.gov> | 2021-08-31 10:30:21 -0700 |
| commit | c4a02a6829420a733d36b56bafc1c86ca282d807 (patch) | |
| tree | 7ce184c5a181a70a0b3fb0ec485f4a6449d7a4fa | |
| parent | f5160b1c0db962165aab42eaf0bdb51807636d4e (diff) | |
Enable /proc/diskstats for zvols
The /proc/diskstats accounting needs to be explicitly enabled
for block devices which do not use multi-queue.
Reviewed-by: Tony Nguyen <tony.nguyen@delphix.com>
Reviewed-by: George Melikov <mail@gmelikov.ru>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #12440
Closes #12066
| -rw-r--r-- | module/os/linux/zfs/zvol_os.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/module/os/linux/zfs/zvol_os.c b/module/os/linux/zfs/zvol_os.c index 8b29d73a3..c17423426 100644 --- a/module/os/linux/zfs/zvol_os.c +++ b/module/os/linux/zfs/zvol_os.c @@ -837,6 +837,9 @@ zvol_alloc(dev_t dev, const char *name) /* Disable write merging in favor of the ZIO pipeline. */ blk_queue_flag_set(QUEUE_FLAG_NOMERGES, zso->zvo_queue); + /* Enable /proc/diskstats */ + blk_queue_flag_set(QUEUE_FLAG_IO_STAT, zso->zvo_queue); + zso->zvo_queue->queuedata = zv; zso->zvo_dev = dev; zv->zv_open_count = 0; |