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33e7997755
linux/drivers/scsi/qla2xxx
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Quinn Tran 33e7997755 qla2xxx: Add support for QFull throttling and Term Exchange retry 
Through the qla target code, the qlt_send_term_exchange() routine
is used in various different places to cleanup an exchange. For the
case of IOCB request queue is full, the exchange is left unhandled/
dangling. Existing code does not have re-try logic to cleanup the
exchange. This patch add retry logic to cleanup the exchange before
letting new commands through.

For the case of FW running out of exchanges, driver need to reply
SAM_STAT_BUSY to the initiators. This patch add a pending queue
for the busy reply in case IOCB queue is unable to handle the cmd.

Cc: <stable@vger.kernel.org>
Signed-off-by: Quinn Tran <quinn.tran@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2014-09-25 14:25:07 +02:00
..
Kconfig [SCSI] qla2xxx: Update firmware link in Kconfig file. 2013-05-10 07:47:53 -07:00
Makefile [SCSI] qla2xxx: Add support for ISP2071. 2014-03-15 10:18:50 -07:00
qla_attr.c qla2xxx: Add missing ISP27xx checks to optrom code. 2014-09-25 14:25:04 +02:00
qla_bsg.c qla2xxx: Add missing ISP27xx checks to optrom code. 2014-09-25 14:25:04 +02:00
qla_bsg.h qla2xxx: Change copyright year to 2014 in all the source files. 2014-05-19 13:31:02 +02:00
qla_dbg.c qla2xxx: Add support for QFull throttling and Term Exchange retry 2014-09-25 14:25:07 +02:00
qla_dbg.h qla2xxx: Change copyright year to 2014 in all the source files. 2014-05-19 13:31:02 +02:00
qla_def.h qla2xxx: Add support for QFull throttling and Term Exchange retry 2014-09-25 14:25:07 +02:00
qla_devtbl.h
qla_dfs.c qla2xxx: Change copyright year to 2014 in all the source files. 2014-05-19 13:31:02 +02:00
qla_fw.h qla2xxx: Honor FCP_RSP retry delay timer field. 2014-09-25 14:25:04 +02:00
qla_gbl.h qla2xxx: Handle chip reset in target mode. 2014-09-25 14:25:07 +02:00
qla_gs.c qla2xxx: Add FDMI-2 functionality. 2014-09-25 14:25:02 +02:00
qla_init.c qla2xxx: Handle chip reset in target mode. 2014-09-25 14:25:07 +02:00
qla_inline.h qla2xxx: Honor FCP_RSP retry delay timer field. 2014-09-25 14:25:04 +02:00
qla_iocb.c qla2xxx: Handle chip reset in target mode. 2014-09-25 14:25:07 +02:00
qla_isr.c qla2xxx: Mark port lost when we receive an RSCN for it. 2014-09-25 14:25:05 +02:00
qla_mbx.c qla2xxx: Add diagnostic port functionality. 2014-09-25 14:25:03 +02:00
qla_mid.c qla2xxx: ISP25xx multiqueue shadow register crash fix. 2014-09-25 14:25:02 +02:00
qla_mr.c qla2xxx: Add FDMI-2 functionality. 2014-09-25 14:25:02 +02:00
qla_mr.h qla2xxx: Adjust adapter reset routine to the changes in firmware specification for ISPFx00. 2014-05-19 13:31:03 +02:00
qla_nx2.c qla2xxx: Check the QLA8044_CRB_DRV_ACTIVE_INDEX register when we are not the owner of the reset. 2014-05-19 13:31:04 +02:00
qla_nx2.h qla2xxx: Check the QLA8044_CRB_DRV_ACTIVE_INDEX register when we are not the owner of the reset. 2014-05-19 13:31:04 +02:00
qla_nx.c qla2xxx: Move warning message to debug level. 2014-09-25 14:25:05 +02:00
qla_nx.h qla2xxx: Change copyright year to 2014 in all the source files. 2014-05-19 13:31:02 +02:00
qla_os.c qla2xxx: Add support for QFull throttling and Term Exchange retry 2014-09-25 14:25:07 +02:00
qla_settings.h qla2xxx: Change copyright year to 2014 in all the source files. 2014-05-19 13:31:02 +02:00
qla_sup.c qla2xxx: Fix driver version string message. 2014-09-25 14:25:03 +02:00
qla_target.c qla2xxx: Add support for QFull throttling and Term Exchange retry 2014-09-25 14:25:07 +02:00
qla_target.h qla2xxx: Add support for QFull throttling and Term Exchange retry 2014-09-25 14:25:07 +02:00
qla_tmpl.c qla2xxx: ISP27xx fwdump template error print simplification. 2014-09-25 14:25:02 +02:00
qla_tmpl.h qla2xxx: ISP27xx fwdump template error print simplification. 2014-09-25 14:25:02 +02:00
qla_version.h qla2xxx: Update the driver version to 8.07.00.16-k. 2014-09-25 14:25:06 +02:00
tcm_qla2xxx.c qla2xxx: fix crash due to task mgmt cmd type 2014-09-25 14:25:07 +02:00
tcm_qla2xxx.h qla2xxx: Convert to percpu_ida session tag pre-allocation 2014-06-03 19:18:42 -07:00