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author | Lars Ellenberg <lars.ellenberg@linbit.com> | 2016-06-14 00:26:37 +0200 |
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committer | Jens Axboe <axboe@fb.com> | 2016-06-13 21:43:08 -0600 |
commit | 13c2088d41e9c63e1a484a08a1d250ff74b299b5 (patch) | |
tree | 975b4958b2009c7cd41f3d21a5b899a168416db8 /drivers | |
parent | 4e526a00467ce18c2262d3a1a5aa9f975034aacb (diff) | |
download | blackbird-op-linux-13c2088d41e9c63e1a484a08a1d250ff74b299b5.tar.gz blackbird-op-linux-13c2088d41e9c63e1a484a08a1d250ff74b299b5.zip |
drbd: finally report ms, not jiffies, in log message
Also skip the message unless bitmap IO took longer than 5 ms.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/block/drbd/drbd_bitmap.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index 095625beaf98..0807fcbf863d 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -1121,10 +1121,14 @@ static int bm_rw(struct drbd_device *device, const unsigned int flags, unsigned kref_put(&ctx->kref, &drbd_bm_aio_ctx_destroy); /* summary for global bitmap IO */ - if (flags == 0) - drbd_info(device, "bitmap %s of %u pages took %lu jiffies\n", - (flags & BM_AIO_READ) ? "READ" : "WRITE", - count, jiffies - now); + if (flags == 0) { + unsigned int ms = jiffies_to_msecs(jiffies - now); + if (ms > 5) { + drbd_info(device, "bitmap %s of %u pages took %u ms\n", + (flags & BM_AIO_READ) ? "READ" : "WRITE", + count, ms); + } + } if (ctx->error) { drbd_alert(device, "we had at least one MD IO ERROR during bitmap IO\n"); |