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| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-11-30 01:25:21 -0800 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-12-14 11:42:13 +0000 |
| commit | 65586d51e0986be574118286c3d0007e903a2add (patch) | |
| tree | 0684f76d53e666ffe2a2c77f8e3947d263fa1b75 /drivers/target/target_core_pscsi.c | |
| parent | 40be67f4c588fe2f3e2dbd60ae1f470abc5b6ad8 (diff) | |
| download | linux-65586d51e0986be574118286c3d0007e903a2add.tar.gz linux-65586d51e0986be574118286c3d0007e903a2add.tar.xz linux-65586d51e0986be574118286c3d0007e903a2add.zip | |
target: Drop se_device TCQ queue_depth usage from I/O path
Historically, pSCSI devices have been the ones that required target-core
to enforce a per se_device->depth_left. This patch changes target-core
to no longer (by default) enforce a per se_device->depth_left or sleep in
transport_tcq_window_closed() when we out of queue slots for all backend
export cases.
Cc: Christoph Hellwig <hch@lst.de>
Cc: Roland Dreier <roland@purestorage.com>
Cc: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_pscsi.c')
| -rw-r--r-- | drivers/target/target_core_pscsi.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index b73a399cdd54..d35467d42e12 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -350,7 +350,6 @@ static struct se_device *pscsi_add_device_to_list( * scsi_device_put() and the pdv->pdv_sd cleared. */ pdv->pdv_sd = sd; - dev = transport_add_device_to_core_hba(hba, &pscsi_template, se_dev, dev_flags, pdv, &dev_limits, NULL, NULL); |