diff options
| author | Lars Ellenberg <lars.ellenberg@linbit.com> | 2010-10-19 12:08:13 +0200 |
|---|---|---|
| committer | Philipp Reisner <philipp.reisner@linbit.com> | 2010-10-22 15:53:10 +0200 |
| commit | fb2c7a10eec051317ff091b2cb2d73c5ecd98c19 (patch) | |
| tree | 71780ba6a3d19b9a79e076d99b2a4e85e8e04db9 /drivers/block | |
| parent | drbd: fix a misleading printk (diff) | |
| download | linux-fb2c7a10eec051317ff091b2cb2d73c5ecd98c19.tar.xz linux-fb2c7a10eec051317ff091b2cb2d73c5ecd98c19.zip | |
drbd: rate limit an error message
If we don't rate limit it, and you happen to log err level messages via
serial console, an IO error on a disconnected Primary may cause serious
unresponsiveness.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/drbd/drbd_req.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index d26b213dbf15..31d04b17c45f 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -813,7 +813,8 @@ static int drbd_make_request_common(struct drbd_conf *mdev, struct bio *bio) mdev->state.conn >= C_CONNECTED)); if (!(local || remote) && !is_susp(mdev->state)) { - dev_err(DEV, "IO ERROR: neither local nor remote disk\n"); + if (__ratelimit(&drbd_ratelimit_state)) + dev_err(DEV, "IO ERROR: neither local nor remote disk\n"); goto fail_free_complete; } |