diff options
| author | Quinn Tran | 2018-08-02 22:16:44 +0200 |
|---|---|---|
| committer | Martin K. Petersen | 2018-08-02 22:56:18 +0200 |
| commit | 48acad099074984f6b0b6e4da011856ba25d12ba (patch) | |
| tree | fc778df767e97dc08b50a2bded6705e2a75caddd /drivers/scsi/qla2xxx/qla_os.c | |
| parent | scsi: qla2xxx: Cleanup for N2N code (diff) | |
| download | kernel-qcow2-linux-48acad099074984f6b0b6e4da011856ba25d12ba.tar.gz kernel-qcow2-linux-48acad099074984f6b0b6e4da011856ba25d12ba.tar.xz kernel-qcow2-linux-48acad099074984f6b0b6e4da011856ba25d12ba.zip | |
scsi: qla2xxx: Fix N2N link re-connect
In case of N2N connect, sg_reset for bus/device/host was causing driver and
firmware state to go out of sync. This patch fixes this link instablity
when reconnect is attempted after link flap.
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index e881fce7477a..eb804e2feedf 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -6186,6 +6186,11 @@ intr_on_check: if (!IS_QLAFX00(ha)) qla2x00_do_dpc_all_vps(base_vha); + if (test_and_clear_bit(N2N_LINK_RESET, + &base_vha->dpc_flags)) { + qla2x00_lip_reset(base_vha); + } + ha->dpc_active = 0; end_loop: set_current_state(TASK_INTERRUPTIBLE); |