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authorChristoph Hellwig <hch@lst.de>2018-05-29 15:52:29 +0200
committerJens Axboe <axboe@kernel.dk>2018-05-29 08:59:21 -0600
commit6600593cbd9340b3d4fcde8e58d17653732620c4 (patch)
tree988e41b87c617a6f8b9d0408f8bc16127e7a8bbf
parent12f5b93145450c750f315657ef239a314811aeeb (diff)
block: rename BLK_EH_NOT_HANDLED to BLK_EH_DONE
The BLK_EH_NOT_HANDLED implies nothing happen, but very often that is not what is happening - instead the driver already completed the command. Fix the symbolic name to reflect that a little better. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--Documentation/scsi/scsi_eh.txt4
-rw-r--r--block/blk-mq.c2
-rw-r--r--block/blk-timeout.c2
-rw-r--r--drivers/block/nbd.c2
-rw-r--r--drivers/message/fusion/mptsas.c2
-rw-r--r--drivers/s390/block/dasd.c6
-rw-r--r--drivers/scsi/gdth.c2
-rw-r--r--drivers/scsi/libiscsi.c2
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c2
-rw-r--r--drivers/scsi/mvumi.c2
-rw-r--r--drivers/scsi/qla4xxx/ql4_os.c2
-rw-r--r--drivers/scsi/scsi_error.c4
-rw-r--r--drivers/scsi/scsi_transport_fc.c4
-rw-r--r--drivers/scsi/scsi_transport_srp.c4
-rw-r--r--drivers/scsi/ufs/ufshcd.c6
-rw-r--r--include/linux/blkdev.h2
-rw-r--r--include/scsi/scsi_host.h2
17 files changed, 25 insertions, 25 deletions
diff --git a/Documentation/scsi/scsi_eh.txt b/Documentation/scsi/scsi_eh.txt
index 11e447bdb3a5..3ae8419e72cf 100644
--- a/Documentation/scsi/scsi_eh.txt
+++ b/Documentation/scsi/scsi_eh.txt
@@ -97,9 +97,9 @@ function
This indicates that more time is required to finish the
command. Timer is restarted. This action is counted as a
retry and only allowed scmd->allowed + 1(!) times. Once the
- limit is reached, action for BLK_EH_NOT_HANDLED is taken instead.
+ limit is reached, action for BLK_EH_DONE is taken instead.
- - BLK_EH_NOT_HANDLED
+ - BLK_EH_DONE
eh_timed_out() callback did not handle the command.
Step #2 is taken.
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 6a7803abbf19..42002c2930b0 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -784,7 +784,7 @@ static void blk_mq_rq_timed_out(struct request *req, bool reserved)
case BLK_EH_RESET_TIMER:
blk_add_timer(req);
break;
- case BLK_EH_NOT_HANDLED:
+ case BLK_EH_DONE:
break;
default:
printk(KERN_ERR "block: bad eh return: %d\n", ret);
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index f95d6e6cbc96..11879e98c249 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -93,7 +93,7 @@ static void blk_rq_timed_out(struct request *req)
blk_add_timer(req);
blk_clear_rq_complete(req);
break;
- case BLK_EH_NOT_HANDLED:
+ case BLK_EH_DONE:
/*
* LLD handles this for now but in the future
* we can send a request msg to abort the command
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 800e1ec71f3d..88ae833aabe9 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -332,7 +332,7 @@ static enum blk_eh_timer_return nbd_xmit_timeout(struct request *req,
}
blk_mq_requeue_request(req, true);
nbd_config_put(nbd);
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
} else {
dev_err_ratelimited(nbd_to_dev(nbd),
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 86503f60468f..19a5aa70ecda 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1929,7 +1929,7 @@ static enum blk_eh_timer_return mptsas_eh_timed_out(struct scsi_cmnd *sc)
MPT_SCSI_HOST *hd;
MPT_ADAPTER *ioc;
VirtDevice *vdevice;
- enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return rc = BLK_EH_DONE;
hd = shost_priv(sc->device->host);
if (hd == NULL) {
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 04143c08bd6e..b0e89ca48a3c 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -3053,7 +3053,7 @@ out:
*
* Return values:
* BLK_EH_RESET_TIMER if the request should be left running
- * BLK_EH_NOT_HANDLED if the request is handled or terminated
+ * BLK_EH_DONE if the request is handled or terminated
* by the driver.
*/
enum blk_eh_timer_return dasd_times_out(struct request *req, bool reserved)
@@ -3065,7 +3065,7 @@ enum blk_eh_timer_return dasd_times_out(struct request *req, bool reserved)
int rc = 0;
if (!cqr)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
spin_lock_irqsave(&cqr->dq->lock, flags);
device = cqr->startdev ? cqr->startdev : block->base;
@@ -3124,7 +3124,7 @@ enum blk_eh_timer_return dasd_times_out(struct request *req, bool reserved)
spin_unlock(&block->queue_lock);
spin_unlock_irqrestore(&cqr->dq->lock, flags);
- return rc ? BLK_EH_RESET_TIMER : BLK_EH_NOT_HANDLED;
+ return rc ? BLK_EH_RESET_TIMER : BLK_EH_DONE;
}
static int dasd_init_hctx(struct blk_mq_hw_ctx *hctx, void *data,
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index c35f05c4c6bb..85604795d8ee 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -3882,7 +3882,7 @@ static enum blk_eh_timer_return gdth_timed_out(struct scsi_cmnd *scp)
struct gdth_cmndinfo *cmndinfo = gdth_cmnd_priv(scp);
u8 b, t;
unsigned long flags;
- enum blk_eh_timer_return retval = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return retval = BLK_EH_DONE;
TRACE(("%s() cmd 0x%x\n", scp->cmnd[0], __func__));
b = scp->device->channel;
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 15a2fef51e38..eee43ba83a60 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -1963,7 +1963,7 @@ static int iscsi_has_ping_timed_out(struct iscsi_conn *conn)
enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc)
{
- enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return rc = BLK_EH_DONE;
struct iscsi_task *task = NULL, *running_task;
struct iscsi_cls_session *cls_session;
struct iscsi_session *session;
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index b89c6e6c0589..ce656c466ca9 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -2772,7 +2772,7 @@ blk_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd)
if (time_after(jiffies, scmd->jiffies_at_alloc +
(scmd_timeout * 2) * HZ)) {
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
instance = (struct megasas_instance *)scmd->device->host->hostdata;
diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
index fe97401ad192..afd27165cd93 100644
--- a/drivers/scsi/mvumi.c
+++ b/drivers/scsi/mvumi.c
@@ -2155,7 +2155,7 @@ static enum blk_eh_timer_return mvumi_timed_out(struct scsi_cmnd *scmd)
mvumi_return_cmd(mhba, cmd);
spin_unlock_irqrestore(mhba->shost->host_lock, flags);
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
static int
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 94c14ce94da2..0e13349dce57 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1848,7 +1848,7 @@ static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc)
struct iscsi_cls_session *session;
struct iscsi_session *sess;
unsigned long flags;
- enum blk_eh_timer_return ret = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return ret = BLK_EH_DONE;
session = starget_to_session(scsi_target(sc->device));
sess = session->dd_data;
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index b36e73090018..9c02ba2e7ef3 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -282,7 +282,7 @@ void scsi_eh_scmd_add(struct scsi_cmnd *scmd)
enum blk_eh_timer_return scsi_times_out(struct request *req)
{
struct scsi_cmnd *scmd = blk_mq_rq_to_pdu(req);
- enum blk_eh_timer_return rtn = BLK_EH_NOT_HANDLED;
+ enum blk_eh_timer_return rtn = BLK_EH_DONE;
struct Scsi_Host *host = scmd->device->host;
trace_scsi_dispatch_cmd_timeout(scmd);
@@ -294,7 +294,7 @@ enum blk_eh_timer_return scsi_times_out(struct request *req)
if (host->hostt->eh_timed_out)
rtn = host->hostt->eh_timed_out(scmd);
- if (rtn == BLK_EH_NOT_HANDLED) {
+ if (rtn == BLK_EH_DONE) {
if (scsi_abort_command(scmd) != SUCCESS) {
set_host_byte(scmd, DID_TIME_OUT);
scsi_eh_scmd_add(scmd);
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index be3be0f9cb2d..90075a0ddcfe 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -2087,7 +2087,7 @@ fc_eh_timed_out(struct scsi_cmnd *scmd)
if (rport->port_state == FC_PORTSTATE_BLOCKED)
return BLK_EH_RESET_TIMER;
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
}
EXPORT_SYMBOL(fc_eh_timed_out);
@@ -3592,7 +3592,7 @@ fc_bsg_job_timeout(struct request *req)
/* the blk_end_sync_io() doesn't check the error */
if (!inflight)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
else
return BLK_EH_HANDLED;
}
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 36f6190931bc..a9c1c991da35 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -587,7 +587,7 @@ EXPORT_SYMBOL(srp_reconnect_rport);
*
* If a timeout occurs while an rport is in the blocked state, ask the SCSI
* EH to continue waiting (BLK_EH_RESET_TIMER). Otherwise let the SCSI core
- * handle the timeout (BLK_EH_NOT_HANDLED).
+ * handle the timeout (BLK_EH_DONE).
*
* Note: This function is called from soft-IRQ context and with the request
* queue lock held.
@@ -602,7 +602,7 @@ enum blk_eh_timer_return srp_timed_out(struct scsi_cmnd *scmd)
pr_debug("timeout for sdev %s\n", dev_name(&sdev->sdev_gendev));
return rport->fast_io_fail_tmo < 0 && rport->dev_loss_tmo < 0 &&
i->f->reset_timer_if_blocked && scsi_device_blocked(sdev) ?
- BLK_EH_RESET_TIMER : BLK_EH_NOT_HANDLED;
+ BLK_EH_RESET_TIMER : BLK_EH_DONE;
}
EXPORT_SYMBOL(srp_timed_out);
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 00e79057f870..d0a1674915a1 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6497,12 +6497,12 @@ static enum blk_eh_timer_return ufshcd_eh_timed_out(struct scsi_cmnd *scmd)
bool found = false;
if (!scmd || !scmd->device || !scmd->device->host)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
host = scmd->device->host;
hba = shost_priv(host);
if (!hba)
- return BLK_EH_NOT_HANDLED;
+ return BLK_EH_DONE;
spin_lock_irqsave(host->host_lock, flags);
@@ -6520,7 +6520,7 @@ static enum blk_eh_timer_return ufshcd_eh_timed_out(struct scsi_cmnd *scmd)
* SCSI command was not actually dispatched to UFS driver, otherwise
* let SCSI layer handle the error as usual.
*/
- return found ? BLK_EH_NOT_HANDLED : BLK_EH_RESET_TIMER;
+ return found ? BLK_EH_DONE : BLK_EH_RESET_TIMER;
}
static const struct attribute_group *ufshcd_driver_groups[] = {
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index a1c05e85a443..f82e05df905b 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -326,7 +326,7 @@ typedef int (init_rq_fn)(struct request_queue *, struct request *, gfp_t);
typedef void (exit_rq_fn)(struct request_queue *, struct request *);
enum blk_eh_timer_return {
- BLK_EH_NOT_HANDLED,
+ BLK_EH_DONE,
BLK_EH_HANDLED,
BLK_EH_RESET_TIMER,
};
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 12f454cb6f61..53b485fe9b67 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -307,7 +307,7 @@ struct scsi_host_template {
* EH_HANDLED: I fixed the error, please complete the command
* EH_RESET_TIMER: I need more time, reset the timer and
* begin counting again
- * EH_NOT_HANDLED Begin normal error recovery
+ * EH_DONE: Begin normal error recovery
*
* Status: OPTIONAL
*/