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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Flash target index 0 and 1 are reserved for boot target entries created
with BIOS utility.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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While setting the values for DDB, discovery_parent_idx needs to be used
instead of discovery_parent_type.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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If logout is performed on a failed session entry then that session
should be gracefully removed.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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For the workqueue creation interfaces that do not expect format strings,
make sure they cannot accidently be parsed that way. Additionally, clean
up calls made with a single parameter that would be handled as a format
string. Many callers are passing potentially dynamic string content, so
use "%s" in those cases to avoid any potential accidents.
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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This fixes a bug where the iscsi class/driver did not do a put_device
when a sess/conn device was found. This also simplifies the interface
by not having to pass in some arguments that were duplicated and did
not need to be exported.
Reported-by: Zhao Hongjiang <zhaohongjiang@huawei.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Acked-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Increment 'ha->iocb_cnt' before adding mbox_iocb to iocb queue.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Assign values using correct datatype in function qla4xxx_copy_to_fwddb_param()
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Fix following smatch warnings:-
drivers/scsi/qla4xxx/ql4_os.c:6573
qla4xxx_sysfs_ddb_set_param() warn: possible memory leak of 'fw_ddb_entry'
drivers/scsi/qla4xxx/ql4_os.c:6596
qla4xxx_sysfs_ddb_delete() warn: variable dereferenced before check 'fnode_sess'
(see line 6584)
drivers/scsi/qla4xxx/ql4_os.c:6632
qla4xxx_sysfs_ddb_delete() error: potential NULL dereference 'fw_ddb_entry'.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Fix following warning:
drivers/scsi/qla4xxx/ql4_os.c:5507:5:
warning: symbol 'qla4xxx_sysfs_ddb_tgt_create' was not declared. Should it be
static?
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Fix followig gcc warning:-
drivers/scsi/qla4xxx/ql4_os.c: In function ‘qla4xxx_sysfs_ddb_get_param’:
drivers/scsi/qla4xxx/ql4_os.c:6279:
warning: comparison is always true due to limited range of data type
drivers/scsi/qla4xxx/ql4_os.c:6290:
warning: comparison is always true due to limited range of data type
drivers/scsi/qla4xxx/ql4_os.c: In function ‘qla4xxx_sysfs_ddb_delete’:
drivers/scsi/qla4xxx/ql4_os.c:6593:
warning: ‘ddb_size’ may be used uninitialized in this function
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Pull first round of SCSI updates from James "Jej B" Bottomley:
"The patch set is mostly driver updates (qla4, qla2 [ISF support
updates], lpfc, aacraid [dual firmware image support]) and a few bug
fixes"
* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (47 commits)
[SCSI] iscsi_tcp: support PF_MEMALLOC/__GFP_MEMALLOC
[SCSI] libiscsi: avoid unnecessary multiple NULL assignments
[SCSI] qla4xxx: Update driver version to 5.03.00-k8
[SCSI] qla4xxx: Added print statements to display AENs
[SCSI] qla4xxx: Use correct value for max flash node entries
[SCSI] qla4xxx: Restrict logout from boot target session using session id
[SCSI] qla4xxx: Use correct flash ddb offset for ISP40XX
[SCSI] isci: add CONFIG_PM_SLEEP to suspend/resume functions
[SCSI] scsi_dh_alua: Add module parameter to allow failover to non preferred path without STPG
[SCSI] qla2xxx: Update the driver version to 8.05.00.03-k.
[SCSI] qla2xxx: Obtain loopback iteration count from bsg request.
[SCSI] qla2xxx: Add clarifying printk to thermal access fail cases.
[SCSI] qla2xxx: Remove duplicated include form qla_isr.c
[SCSI] qla2xxx: Enhancements to support ISPFx00.
[SCSI] qla4xxx: Update driver version to 5.03.00-k7
[SCSI] qla4xxx: Replace dev type macros with generic portal type macros
[SCSI] scsi_transport_iscsi: Declare portal type string macros for generic use
[SCSI] qla4xxx: Add flash node mgmt support
[SCSI] libiscsi: export function iscsi_switch_str_param
[SCSI] scsi_transport_iscsi: Add flash node mgmt support
...
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Added print statements for following AENs:
1. MBOX_ASTS_INITIALIZATION_FAILED
2. MBOX_ASTS_SYSTEM_WARNING_EVENT
3. MBOX_ASTS_DCBX_CONF_CHANGE
4. MBOX_ASTS_IPV6_DEFAULT_ROUTER_CHANGED
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Use correct value for max flash node entries supported
based on adapter type.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Use correct flash ddb offset to add and delete flash target
entries for ISP40XX
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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This patch allows iscsiadm to manage iSCSI target information stored on
qla4xxx adapter flash on per host basis.
Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Manish Rangankar <manish.rangankar@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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While probe Skip retry of initialize_adapter only for ISP82XX and ISP83XX.
We need to retry initialize_adapter for ISP40XX.
Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Issue:
If flash read for FLT fails, we are assigning wrong default
address for CHAP table in FLT, which will cause CHAP table
read/write to wrong address.
Fix:
Assign correct default CHAP table address to FLT.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Issue:
Request queue count holds the information about free space in request queue
which has to be manipulated based on request in and out pointer.
But in driver response path, this count was incremented unconditionally,
which could move req_in pointer beyond req_out pointer.
This scenario leads fw hang during IO.
Solution:
Request queue count manipulation has to be done in IO path only, keeping
req_in and req_out pointer two IOCB count away
Signed-off-by: Tej Parkash <tej.parkash@qlogic.com>
Signed-off-by: Shyam Sundar <shyam.sundar@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Move "Incorrect function ID" print message in case INTX interrupt
from DEBUG2 to DEBUG7. This will avoid floods of this message if
DEBUG2 is enabled.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Use function int_to_scsilun() in qla4xxx_reset_lun() to convert
integer value comming from scsi_transport to scsi LUN address format.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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In case of firmware hung we need to call "mailbox_premature_completion" to
complete any pending mbox command as firmware is not alive.
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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For ISP83XX set graceful reset bit in IDC_DRV_CTRL
if reset is issued by application
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Issue:
ISP83XX check is missing in function get_fw_boot_info() because of this
qla4xxx will not export boot target to sysfs and iscsistart cannot issue
login to boot target.
Fix:
Added check for ISP83XX in function get_fw_boot_info()
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Problem Description:
Disabling pause frames might cause hardware wedging needing a power cycle.
This might happen if the Eport is not initialized and is in reset.
Solution:
Before disabling pause frames ensure that eport is out of reset.
Signed-off-by: Manish Dusane <manish.dusane@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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The error path calls dma_pool_free() on this path but "chap_table" is
NULL and "chap_dma" is uninitialized. It's cleaner to just return
directly.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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While reading sysfs chap_in_idx and chap_out_idx attribute, if chap
authentication is not set we get an error as "Invalid argument".
Signed-off-by: Manish Rangankar <manish.rangankar@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Boot from SAN fails in some cases where boot target login response
is slow. In this case, probe finishes early and triggers init, which
doesn't find remote disk to mount root which leads to BFS failure.
Signed-off-by: Manish Rangankar <manish.rangankar@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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This patch force driver to collect firmware dump using following command:-
"echo 2 > /sys/class/scsi_host/hostX/device/fw_dump"
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Problem:
If initialization of adapter fails for some reason, then the interrupt handlers
are released. The interrupt handlers are not registered again when initialization
of adapter is retried.
Solution:
Re-register the interrupt handler when adapter initialization is retried.
Signed-off-by: Poornima Vonti <poornima.vonti@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Problem:
QLA4xxx firmware may assert if given more IOCBs than it can handle.
Solution:
The driver was updated to throttle the number of active IOCBs based
on the total number of IOCB buffers received from get_firmware_status
mbx_sts[2].
Signed-off-by: Karen Higgins <karen.higgins@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Removed unnecessary calls to qla4xxx_get_firmware_status from
function qla4xxx_init_local_data
Signed-off-by: Karen Higgins <karen.higgins@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Quiesce all different activities performed by driver upon the link events
while loopback diagnostics is in progress.
Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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MBOX_ASTS_IDC_REQUEST_NOTIFICATION
Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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The spurious interrupt messages are seen when interrupt lines are
shared between different adapters or modules. Example, interrupt
lines are shared between qlcnic and qla4xxx and USB modules, then the
console is flooded with flurry of spurious interrupt messages
which are expected in such scenario.
Hence put these messages under debug level 2 for INTx interrupt mode.
Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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