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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2011-08-16 11:29:28 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-11-07 13:46:52 -0800
commitcfbd9b3df144c42a5ad752bc9aafa7db3947147e (patch)
tree33bbb5ead6fad659daafe51ce5f8e938256d0f8e
parentb62f83be07be392c5f627d77ed4d6eed51d6ee32 (diff)
qla2xxx: Correct inadvertent loop state transitions during port-update handling.
commit 58b48576966ed0afd3f63ef17480ec12748a7119 upstream. Transitioning to a LOOP_UPDATE loop-state could cause the driver to miss normal link/target processing. LOOP_UPDATE is a crufty artifact leftover from at time the driver performed it's own internal command-queuing. Safely remove this state. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c1
2 files changed, 0 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 3f8e8495b743..f1ce96c305d3 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3481,15 +3481,12 @@ qla2x00_loop_resync(scsi_qla_host_t *vha)
req = vha->req;
rsp = req->rsp;
- atomic_set(&vha->loop_state, LOOP_UPDATE);
clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
if (vha->flags.online) {
if (!(rval = qla2x00_fw_ready(vha))) {
/* Wait at most MAX_TARGET RSCNs for a stable link. */
wait_time = 256;
do {
- atomic_set(&vha->loop_state, LOOP_UPDATE);
-
/* Issue a marker after FW becomes ready. */
qla2x00_marker(vha, req, rsp, 0, 0,
MK_SYNC_ALL);
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 40807e4a8eb3..4188b82b7c22 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -723,7 +723,6 @@ skip_rio:
vha->flags.rscn_queue_overflow = 1;
}
- atomic_set(&vha->loop_state, LOOP_UPDATE);
atomic_set(&vha->loop_down_timer, 0);
vha->flags.management_server_logged_in = 0;