Lenovo YUM Repository
Release and Change History








Bundle Release Information:
Targeted Server Family (Machine Type): System x3550 M5 (5463)
Targeted Operating System: SLES12SP4
YUM Repository Build Date: 2019_11_17

YUM Repository Release Version: 19C

Device:
ServeRAID M5225-2GB SAS/SATA Controller

Device Product Guide

Part Number: 00AE938
Feature Code: A45W
PCIe Sub Vendor ID: 0x1041
PCIe Sub Device ID: 0x0455


Release History:
Release: 19C
Change History Documents
Firmware Firmware Name Version
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0097
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0084-1
Drivers Driver Name Discreate Package Download Version
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.710.06.00_sles12sp4-1.x86_64.rpm 07.710.06.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.708.05.00_sles12sp4-1.x86_64.rpm 07.708.05.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.707.04.00-1.sles12sp4.x86_64.rpm 07.707.04.00_k4.12.14_94.41
Utilities Utility Name Version
LSI Storage Authority Software for windows and linux (For Linux) 007.010.014.000
MegaRAID Storage Manager Application for Linux (For Linux) 17.05.02.01
StorCLI command line tool for anyos (For Linux) storcli-007.1022.0000.0000
LSI Storage Authority Software for windows and linux 005.047.000.000
StorCLI command line tool for anyos storcli-007.0816.0000.0000
MegaRAID Storage Manager Application 17.05.01.03
LSI Storage Authority Software for windows and linux 004.189.000.000
StorCLI command line tool for anyos storcli-007.0713.0000.0000
MegaRAID Storage Manager Application 17.05.01.03

Release: 19C
Change History Documents
Firmware Firmware Name Version
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0097
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0084-1
Drivers Driver Name Discreate Package Download Version
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.710.06.00_sles12sp4-1.x86_64.rpm 07.710.06.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.708.05.00_sles12sp4-1.x86_64.rpm 07.708.05.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.707.04.00-1.sles12sp4.x86_64.rpm 07.707.04.00_k4.12.14_94.41
Utilities Utility Name Version
LSI Storage Authority Software for windows and linux (For Linux) 007.010.014.000
MegaRAID Storage Manager Application for Linux (For Linux) 17.05.02.01
StorCLI command line tool for anyos (For Linux) storcli-007.1022.0000.0000
LSI Storage Authority Software for windows and linux 005.047.000.000
StorCLI command line tool for anyos storcli-007.0816.0000.0000
MegaRAID Storage Manager Application 17.05.01.03
LSI Storage Authority Software for windows and linux 004.189.000.000
StorCLI command line tool for anyos storcli-007.0713.0000.0000
MegaRAID Storage Manager Application 17.05.01.03

Release: 19C
Change History Documents
Firmware Firmware Name Version
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0097
BIOS and Firmware Update for ServeRAID M5200 Series SAS/SATA Controllers 5200-24.21.0-0084-1
Drivers Driver Name Discreate Package Download Version
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.710.06.00_sles12sp4-1.x86_64.rpm 07.710.06.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.708.05.00_sles12sp4-1.x86_64.rpm 07.708.05.00_k4.12.14_94.41
lsi-megaraid_sas-kmp-default
  enablement code
lsi-megaraid_sas- kmp-default-07.707.04.00-1.sles12sp4.x86_64.rpm 07.707.04.00_k4.12.14_94.41
Utilities Utility Name Version
LSI Storage Authority Software for windows and linux (For Linux) 007.010.014.000
MegaRAID Storage Manager Application for Linux (For Linux) 17.05.02.01
StorCLI command line tool for anyos (For Linux) storcli-007.1022.0000.0000
LSI Storage Authority Software for windows and linux 005.047.000.000
StorCLI command line tool for anyos storcli-007.0816.0000.0000
MegaRAID Storage Manager Application 17.05.01.03
LSI Storage Authority Software for windows and linux 004.189.000.000
StorCLI command line tool for anyos storcli-007.0713.0000.0000
MegaRAID Storage Manager Application 17.05.01.03


Release 19C Change History Documents

ThinkSystem RAID and ServeRAID M Series SAS/SATA Controller Driver for SLES 12 (For Sles)



ThinkSystem RAID and ServeRAID M Series SAS/SATA Controller Driver for Linux

This product supports [SLES 12.2,SLES 12.3,SLES 12.4]

Adapters Supported:
 - ThinkSystem RAID 930-8i 2GB Flash PCIe 12Gb Adapter
  - ThinkSystem RAID 930-16i 4GB Flash PCIe 12Gb Adapter
  - ThinkSystem RAID 930-16i 8GB Flash PCIe 12Gb Adapter
  - ThinkSystem RAID 930-24i 4GB Flash PCIe 12Gb Adapter
  - ThinkSystem RAID 930-8e 4GB Flash PCIe 12Gb Adapter
  - ThinkSystem RAID 930-4i 2GB Flash Flex Adapter
  - ThinkSystem RAID 730-8i 1GB Cache PCIe 12Gb Adapter
  - ThinkSystem RAID 730-8i 2GB Cache PCIe 12Gb Adapter
  - ThinkSystem RAID 530-8i PCIe 12Gb Adapter
  - ThinkSystem RAID 530-16i PCIe 12Gb Adapter
  - ThinkSystem RAID 530-8i Dense Adapter
  - ThinkSystem RAID 530-4i 4GB Flex Adapter
  - ServeRAID M1215 SAS/SATA Controller for Lenovo System x (46C9114)
  - ServeRAID M1210 SAS/SATA Controller for Lenovo System x  
  - ServeRAID M1210e SAS/SATA Controller for Lenovo x880 X6 Compute Node
  - ServeRAID M1210e SAS/SATA Controller for Lenovo x240 M5 Compute Node
  - ServeRAID M5225-2GB SAS/SATA Controller
  - ServeRAID M5210e SAS/SATA Controller for System x
  - ServeRAID M5210 SAS/SATA Controller
  - ServeRAID M5215 SAS/SATA Controller (00JX142)
  - ServeRAID M5115 SAS/SATA Controller (90Y4390)
  - ServeRAID Lenovo Storage Expansion Node (65Y8588)
  - ServeRAID M5110 SAS/SATA Controller for Lenovo System x (81Y4481)
  - ServeRAID M5110e SAS/SATA Controller for Lenovo System x 
  - ServeRAID M5120 SAS/SATA Controller for Lenovo System x (81Y4478)
  

NOTE TO SERVICE - Reference RETAIN #N/A

07.710.06.00 - Moderate Impact/Low Probability of Occurrence
--------------------
MR 7.10

Defects (20)
 - Add retpoline support in source rpm and fix compilation error in sles15sp1 (SCGCQ02079110)
 - (Supported (Sea((SA(S38xx) PCI IDs. (SCGCQ01942752)
 - MR7.10: Driver logs wrong message about adapter's DMA mask (SCGCQ02012089)
 - Addressed few code review defects/comments on hybrid interrupts implementation. (SCGCQ02057600)
 - Remove support for (Sea(38xx) PCI IDs in MR driver (SCGCQ01913282)
 - MR_7.9: Linux driver fails to reboot the system when controller is in dead. (SCGCQ01936787)
 - Fix deadlock in few DCMDs timeout path due to re-acquiring of "reset_mutex" lock (SCGCQ02044603)
 - (Set VirtualDiskTgtId and devHandle appropriately when JBOD seuqence map is supported by firmware but disabled at driver devel (SCGCQ02080583)
 - MR7.9: Restrict hardware workaround for PCI register read retries for Aero/(Sea PCI IDs Only (SCGCQ01977849)
 - MR7.9, Linux driver: On PowerPC, calling disable_irq_nosync from IRQ context does not work as expected (SCGCQ01984754)
 - MR7.10_ARM:Assertion failure seen in firmware during boot on cavium ARM server (SCGCQ02035288)
 - Fixed PCI link speed detection and modified few printk debug levels (SCGCQ02102444)
 - Unwanted messages seen during source rpm/dpkg installation on Ubuntu (SCGCQ01958026)
 - Corrected opcode of MFI_CMD_TOOLBOX (SCGCQ02033111)
 - MR7.10: (SLE(S12 (SP4 driver module need to be compiled with "extern" retpoline flags (SCGCQ02034399)
 - Dev Linux B(ST script updates to (SAL-1.1902.1.3 (SCGCQ02075522)
 - MR7.9: Aero perf improvement - Change high IOPs reply queue count to 8 and reply batch count to 16 (SCGCQ01977946)
 - MR_7.10: Citrix Xenserver Readme file os support should be updated as per os matrix policy. (SCGCQ02115720)
 - Removed few debug counters from IO path (SCGCQ01942753)
 - Fixed compilation warnings due to reading non-atomic variable-"device_busy" using atomic_read API for older kernels(<3.17). (SCGCQ01965596)
 - Enhancement to add support for HO(ST_DEVICE_LI(ST DCMD in Linux driver(SCGCQ02051854 port of SCGCQ02016716)
 - Fix deadlock in few DCMDs timeout path due to re-acquiring of "reset_mutex" lock(SCGCQ02056151 port of SCGCQ02044603)
 
EnhancementRequests (19)
 - Added Aero support (SCGCQ01889127)
 - (Support added for High IOPs Reply queues(reply queues with interrupt coalescing ON) to improve Aero performance (SCGCQ01890975)
 - MR7.9: Add O(S (Support for RHEL 7.6 (SCGCQ01957415)
 - MR Aero: Driver should enable PCIe ExtTags (SCGCQ02016780)
 - Add support for Marlin(device ID- 0xd3) PCI ID. (SCGCQ01889122)
 - If any fusion register read returns all zeroes, driver will retry reading same register upto 3 times. (SCGCQ01965468)
 - Removed support for UEK kernels and (SLE(S12 (SP1 (SCGCQ02016741)
 - MR7.8 : Add rhel7.6 and sles12sp4 support (SCGCQ02069610)
 - (Support for multiple performance modes for Aero. (SCGCQ02072557)
 - (Support hybrid set of managed and non-managed vectors for 5.0 and onwards kernels (SCGCQ02018287)
 - MR7.10: Modify RPM spec file to be compatible with RHEL8 RPM framework (SCGCQ02011954) 
 - MR7.8 support for rhel8 and sles15sp1. (SCGCQ02063925)
 - MR 7.9: (SLE(S12 (SP4 O(S (Support (SCGCQ01940318)
 - Added driver support for PCI lane margining passthrough commands (SCGCQ01943619)
 - MR7.9: Add O(S (Support for OEL 7.6 (SCGCQ01966563)
 - (Supported DKM(S based source Deb/RPM for Ubuntu (SCGCQ02012043)
 - Driver should not issue fastpath IO to Region Lock Bypass queue. (SCGCQ02018278)
 - Use 32 bit atomic descriptor for Aero if firmware supports it. (SCGCQ01965225)
 - MR7.9: (Set 63-bit DMA mask in MR Linux driver (SCGCQ01981597)

07.708.05.00-1  - Moderate Impact/Low Probability of Occurrence
---------------------
MR 7.8

defects:
- FW flash is not needed for driver.(SCGCQ01593539)
- MR_7.8:Ubuntu 18.04 OS package description is mentioned as SAS 2.0.(SCGCQ01826712)
- MR7.8: Driver compilation fails on latest upstream kernel(>= v4.17), due to changes in
"queue_flag_set_unlocked" API.(SCGCQ01821588)
- MR7.8: Global SMP affinity setting is disabled incorrectly by driver under certain conditions.(SCGCQ01822883)
- MR7.8: Disable WRITE SAME commands from host for zeroout block ranges operations.(SCGCQ01823902)
- Alpha Release Version 07.708.03.00-1 - MR_LINUX_DRIVER_7.8 (38)
- MR7.8: Linux driver compilation fails on PPC (ppc64le) server(SCGCQ01861892)
- MR7.8: During probe, locking PCI config space while doing adp_reset is applicable to all fusion based
controllers.(SCGCQ01841413)
- MR7.8: Capture known OS limitations in Driver readme.(SCGCQ01888783)
- Fix deadlock in few DCMDs timeout path due to re-acquiring of "reset_mutex" lock.(SCGCQ02044603)
- Driver BST test cases need modification.(SCGCQ01664978)
- Driver fires a DCMD to incorrect Target ID’s to obtain Maximum Data transfer size (MDTS) of NVME
devices.(SCGCQ01786657 port of SCGCQ01760644)

(EnhancementRequest
- Update Linux Driver BST scripts and wrapper.(SCGCQ01529349)
- MR7.8: Enable irq poll in Linux driver to avoid CPU hard and soft lockups.(SCGCQ01571355)
- Improvement in driver debugging.(SCGCQ01753524)
- Retpoline compilation support for MR Linux drivers for Spectre_v2 vulnerability.(SCGCQ01763140)
- MR7.8: Lock access to controller's PCI config space from user space while Diag reset
operation is going on.(SCGCQ01824443)
- MR7.8: Add RHEL 6.10 Support.(SCGCQ01838376)
- MR7.8: Add SLES 15 OS Support.(SCGCQ01854853)
- MR7.8: Add Oracle Linux 6.10 OS Support.(SCGCQ01857765)
- MR7.8 : Add rhel7.6 and sles12sp4 support.(SCGCQ02069610)
- MR7.8 support for rhel8 and sles15sp1.(SCGCQ02063925)


07.707.04.00-1 - Moderate Impact/Low Probability of Occurrence
--------------------------
MR 7.7 (new)

Defects:
- Driver will use 64 bit request descriptor for sending IO to Ventura firmware.(SCGCQ01514452)
- FW flash is not needed for driver.(SCGCQ01593539)
- Modified driver prints to dump relevant FW provided values(part of controller info structure) in syslog.(SCGCQ01626839)
- Merge upstream patch "Convert timers to use timer_setup" to in-house and support timer_setup API in 4.15 kernels.(SCGCQ01586787)
- MR7.7: scsi_dma_map() is called twice in IO path.(SCGCQ01619432)
- Driver is incorrectly deciding combined reply queue mode for SAS3.0 controller(SCGCQ01633318)
- Updated driver's file- "OS_Support_list_mr7.7.txt" with CMA support enablement and retpoline compliant driver binaries.(SCGCQ01760521)
- Renamed scratchpad registers from scratchpad0 , scratchpad1 etc ... in order to align with firmware naming convention.(SCGCQ01440031)
-(SCGCQ01664978)
- Use IOC_INIT frame once driver has verified IOC_INIT frame allocation was successful.(SCGCQ01440720 port of SCGCQ01430747)
- Driver should go through stream detection logic after it's finalized which path(fastpath vs non fastpath) IO will go through.(SCGCQ01483730 port of SCGCQ01468189)
- XenServer 7.3 OS support- MR 7.6.(SCGCQ01594134 port of SCGCQ01554012)
- Divert FastPath IO with Chain frame to Firmware path.(SCGCQ01598186 port of SCGCQ01593175)
- expose fw_outstanding and drv_outstanding variables to the OS level sys interface.(SCGCQ01475068 port of SCGCQ01019663)
- Driver should go through stream detection logic after it's finalized which path(fastpath vs non fastpath) IO will go through.(SCGCQ01542421 port of SCGCQ01468189)
- expose fw_outstanding and drv_outstanding variables to the OS level sys interface.(SCGCQ01542422 port of SCGCQ01019663)
- After a kill adpater, megasas_wait_for_adapter_operational waits for almost 360seconds before bailing out.(SCGCQ01619441 port of SCGCQ01615239)
- Setup IRQs only after Reply descriptors are allocated.(SCGCQ01542423 port of SCGCQ01506133)
- MR: Remove trace kernel RPMs from SUSE SLES11 SP4 driver iso images.(SCGCQ01594109 port of SCGCQ01563428)
- megasas_get_target_prop failing after OCR completed.(SCGCQ01619439 port of SCGCQ01607430)
- NVMe Task Management - Controller Reset Support (MegaRAID).(SCGCQ01592015 port of SCGCQ01545040)
- Updated OEL6_UEK and OEL7_UEK buildkit.(SCGCQ01443432 port of SCGCQ01439776)
- Use IOC_INIT frame once driver has verified IOC_INIT frame allocation was successful.(SCGCQ01449786 port of SCGCQ01430747)
- Use pci_{alloc/free}_irq_vectors for >=4.12 kernels.(SCGCQ01449816 port of SCGCQ01442784)
- Setup IRQs only after Reply descriptors are allocated.(SCGCQ01514459 port of SCGCQ01506133)
- Driver will use 64 bit request descriptor for sending IO to Ventura firmware.(SCGCQ01523087 port of SCGCQ01514452)
- Increased JBOD FPIO timeout by 1 sec to workaround hardware bug which causes timeout 1 sec earlier than provided timeout value.(SCGCQ01542419 port of SCGCQ01449957)

EnhancementRequests (23)
- Use pci_{alloc/free}_irq_vectors for >=4.12 kernels.(SCGCQ01442784)
- Few officially unsupported PCI IDs are removed from MR7.7 driver code.(SCGCQ01598587)
- XenServer 7.4 OS support - MR 7.7.(SCGCQ01628129)
- Increased JBOD FPIO timeout by 1 sec to workaround hardware bug which causes timeout 1 sec earlier than provided timeout value.(SCGCQ01449957)
- Rebase inbox megaraid_sas driver to inhouse to reduce two different code base for maintenance.(SCGCQ01578030)
- MR_Aero: Create timer based thread in MR drivers to detect firmware FAULT.(SCGCQ01157766)
- Remove UpdateIoMetric and hence adapter level spinlock from IO path(SCGCQ01522127)
- Create cpu to msix table for kernel provided PCI_IRQ_AFFINITY (>=4.12 kernel).(SCGCQ01598134)
- OS driver support for Oracle Linux 7.5 - MR 7.7.(SCGCQ01586106)
- OS Driver Support for Ubuntu 18.04- MR 7.7.(SCGCQ01586128)
- Support RHEL7.5 GCA (3.10.0-862.el7.x86_64).(SCGCQ01586135)
- Early detection of faulty controller.(SCGCQ01599562)
- Change attribution language from Avago to Broadcom and update copyright end year.(SCGCQ01753095)
- Offload R5/R6 division to driver.(SCGCQ01513544)
- Update Linux Driver BST scripts and wrapper.(SCGCQ01529349)
- Marlin support is added to drivers.(SCGCQ01440724)
- Remove support for RHEL7.1, OEL7.2 and SLES12.(SCGCQ01449982)
- Optimize code around (raid context) in IO path.(SCGCQ01598187)
- Removed support of RHEL7.1, SLES12 and OEL7.2.(SCGCQ01600475)
- FW OCR Debug Mechanism - triggerSnapDump.(SCGCQ01520447)
- Set SLD bit in RAID map when "enableSLDOnAllRWIOs" is enabled.(SCGCQ01715619)
- Revert code changes related to iMR performance throttling.(SCGCQ01749962)
- Revert changes added in driver to divert FastPath IO with Chain frame.(SCGCQ01752939)


Version 07.705.04.00-5 - Moderate Impact/Low Probability of Occurrence

Defects (7)
- Provided driver workaround to reset __GFP_WAIT flag while allocating IO request frames.(SCGCQ01394892)
- Driver will use 64 bit request descriptor for sending IO to Ventura firmware.(SCGCQ01514452)
- Set DMA mask after FW is in READY state in PCI resume path of megaraid_sas driver(SCGCQ01389431)
- Fixed few dev found and coverity reported defects(SCGCQ01392652)
- Selective stream detection logic in driver(SCGCQ01392643)
- During PCI remove, set unload flag after scsi_remove_host is called.(SCGCQ01392656)
- update LD map after populate drv_map, increase wait in IOCTL, fix index in error handling, rework in refiring DCMDs.(SCGCQ01415439)
- Added support for threaded interrupts.(SCGCQ01615015 port of SCGCQ01498747)
- Driver should go through stream detection logic after it's finalized which path(fastpath vs non fastpath) IO will go through(SCGCQ01483730 port of SCGCQ01468189)
- Use IOC_INIT frame once driver has verified IOC_INIT frame allocation was successful.(SCGCQ01455132 port of SCGCQ01430747)
- MR: OEL 7.4 and 6.x x86_64 RPMs do not have the correct kernel versions.(SCGCQ01611888 port of SCGCQ01607445)
- expose fw_outstanding and drv_outstanding variables to the OS level sys interface.(SCGCQ01475068 port of SCGCQ01019663)
- Updated correct supported kernel version of Ubuntu16.04 in driver's document- OS_support_list_mr7.5.txt.(SCGCQ01564604 port of SCGCQ01454090)
- Added NVME passthru support in MR linux driver.(SCGCQ01424605 port of SCGCQ01407028)
- Updated correct supported kernel version of Ubuntu16.04 in driver's document- OS_support_list_mr7.5.txt.(SCGCQ01455206 port of SCGCQ01454090)
- Added NVME passthru support in MR linux driver.(SCGCQ01455135 port of SCGCQ01407028)
- Updated OEL6_UEK and OEL7_UEK buildkit.(SCGCQ01443433 port of SCGCQ01439776)
- Setup IRQs only after Reply descriptors are allocated.(SCGCQ01514459 port of SCGCQ01506133)
- Use pci_{alloc/free}_irq_vectors for >=4.12 kernels.(SCGCQ01449816 port of SCGCQ01449816)
- Use IOC_INIT frame once driver has verified IOC_INIT frame allocation was successful.(SCGCQ01449786 port of SCGCQ01430747)
- Set DMA mask after FW is in READY state in PCI resume path of megaraid_sas driver.(SCGCQ01392672 port of SCGCQ01389431)


EnhancementRequests (10)
- MR7.4: Add SLES12 SP3 OS support.(SCGCQ01396756)
- Added support for RHEL7.4.(SCGCQ01455156)
- Added driver support for OEL7.4.(SCGCQ01396747)
- Increased JBOD FPIO timeout by 1 sec to workaround hardware bug which causes timeout 1 sec earlier than provided timeout value.(SCGCQ01449957)
- Added support for threaded interrupts.(SCGCQ01498747)
- MR7.4: OS driver support for RHEL 7.4.(SCGCQ01396738)
- Added support for SLES12 SP3.(SCGCQ01455167)
- Added driver binary support for Xenserver7.2.(SCGCQ01393249)
- Remove support for RHEL7.1, OEL7.2 and SLES12.(SCGCQ01449982)
- Removed support for few OS to align with OS support matrix policy.(SCGCQ01393194)


Version 7.703.07.00- Moderate Impact/Low Probability of Occurrence
---------------------
fixes:
- Send sense buffer upper 32bits inside IOC INIT frame.(SCGCQ01315987)
- MR: On OEL 6.x/7.x with UEK kernels - megaraid_sas.conf file from the kmod rpm does not match kernel version.(SCGCQ01319368)
- pass upper 32 bits of version buffer and system information buffer to FW inside IOC INIT frame.(SCGCQ01326366)
- Workaround changes for FW MFA frame pull issue.(SCGCQ01338087)
- Log dmesg if IOC INIT fails in IOMMU and RDPQ enabled enviornment for user information only.(SCGCQ01338097)
- Validated if any of DMA buffers pool which should be in same 4GB region does not cross 4GB boundary.(SCGCQ01338372)
- Memset to zero for MFI command frame for IOC INIT and use lower_32_bits() macro to get lower 32bits of DMA address passed to FW.(SCGCQ01341287)
- Removed Crusader ID(device ID- 0x0015) from supported PCI IDs of MR7.2 linux driver.(SCGCQ01350963)
- MR7.3: Code review defect - ioc_init_frame not freed during kernel module unload.(SCGCQ01384694)
- MR7.2: In megasas_issue_tm() SMID needs to be used for Task abort case only.(SCGCQ01315252)
- Incorrect processing of IOCTL frames for SMP/STP commands.(SCGCQ01383823)
- Set cmd_status inside DCMD/IO/header frame to MFI_STAT_OK to wake up all pended IOCTLs.(SCGCQ01298582)
- Removed print "Failed from megasas_complete_cmd" from PD CFQ sequence DCMD completion path.(SCGCQ01321565)
- Do not switch DMA mask to meet same 4gb requirement. IOMMU does not work well with such DMA mask switch.(SCGCQ01342578)
- Allocated MFI frame size and the size of MPT chain frame(Where MFI frame resides for MFI MPT passthru commands) should match.(SCGCQ01342650)
- Minimum possible value for module parameter- resetwaittime should be 1 secs instead of 0 secs.(SCGCQ01344137)
- Set DMA mask after FW is in READY state in PCI resume path of megaraid_sas driver.(SCGCQ01389431)
- MR7.3: Data miscompare found with WB secure VD RAID 1 with LSA sending IOCTLs in parallel.(SCGCQ01378684)
- Set cmd_status inside DCMD/IO/header frame to MFI_STAT_OK to wake up all pended IOCTLs.(SCGCQ01381770 port of SCGCQ01298582)
- MR: On OEL 6.x/7.x with UEK kernels - megaraid_sas.conf file from the kmod rpm does not match kernel version.(SCGCQ01320324 port of SCGCQ01319368)
- Use IOC_INIT frame once driver has verified IOC_INIT frame allocation was successful.(SCGCQ01455132 port of SCGCQ01430747)
- Updated correct supported kernel version of Ubuntu16.04 in driver's document- OS_support_list_mr7.5.txt.(SCGCQ01455206 port of SCGCQ01454090)
- Added NVME passthru support in MR linux driver.(SCGCQ01455135 port of SCGCQ01407028)
- Updated OEL6_UEK and OEL7_UEK buildkit.(SCGCQ01443433 port of SCGCQ01439776)
- Minimum possible value for module parameter- resetwaittime should be 1 secs instead of 0 secs.(SCGCQ01344142 port of SCGCQ01344137)


EnhancementRequests:
- Added support for 64bit DMA mask for invader.(SCGCQ01294199)
- MR7.3: add support for Citrix XenServer 7.1 OS.(SCGCQ01257971)
- Send current time to FW during IOC init.(SCGCQ01307072)
- Added support for RHEL7.4.(SCGCQ01455156)
- MR7.3: add support for OEL 6.9.(SCGCQ01289005)
- Added support for threaded interrupts.(SCGCQ01498747)
- Added support for 64bit DMA.(SCGCQ01301940)
- Added support for SLES12 SP3.(SCGCQ01455167)



Version 7.702.06.00- Moderate Impact/Low Probability of Occurrence
---------------------
Defects (47)
 - Reset MPT frame field cmd_completed while retrurning it back to free pool.(SCGCQ01176530)
 - Optimized R1 FP write code.(SCGCQ01191077)
 - Before populating driver RAID map copy memset drv_map to zero and ldTgtIdtoLd array to 0xff(SCGCQ01204087)
 - Initialize stream detection array properly.(SCGCQ01204096)
 - On SPARC/Big endian host, need to convert peerSMID to little endian to CPU before accessing(SCGCQ01216698)
 - Fixed coverity reported issues and changed name of few functions.(SCGCQ01219231)
 - Don't set tm_capable for JBDO when PD CFG SEQ map is not available(SCGCQ01226222)
 - Remove local defination FALSE/TRUE and use OS provided false/true.(SCGCQ01256130)
 - Used vmalloc for crash dump buffers and driver's local RAID maps(SCGCQ01270059)
 - Reduce size of fusion_context allocation during driver load by moving load_balance_info array out, and try vmalloc if kmalloc fails.(SCGCQ01183280)
 - Flooding of messages- "BRCM: IO does not end on page boundary; sge_len" while running RAW IOs.(SCGCQ01189815)
 - Fixed data corruption by asking OS not to do merging of IOs to avoid SGE holes(SCGCQ01231229)
 - Code review defect: create separate function for allocating RAID maps(SCGCQ01282924)
 - Removed Crusader ID(device ID- 0x0015) from supported PCI IDs of MR7.2 linux driver(SCGCQ01350963)
 - Updated OS to send page aligned SGEs by calling blk_queue_virt_boundary(SCGCQ01206279)
 - Use vmalloc followed by memset to zero instead of vzalloc in driver code.(SCGCQ01206316)
 - MR_ValidateMapInfo issue on bigendian platform (In some case Detect Ghost VDs)(SCGCQ01213952)
 - Fixed code review defects(SCGCQ01254323)
 - Removed code inside macros VD_EXT_DEBUG, SPAN_DEBUG and enahnce prints in OCR path(SCGCQ01270056)
 - FW fault happens as driver wrongly fill numSGE=0.(SCGCQ01274103)
 - Code optimization and enhanced prints for debugging(SCGCQ01224881)
 - Remove unsupported PCI Device IDs from the driver code(SCGCQ01234256)
 
 - Resolved conflict of PCI device ID-0x0015(SCGCQ01254317)
 - MR7.2: In megasas_issue_tm() SMID needs to be used for Task abort case only(SCGCQ01315252)
 - Save interfaceType for each sysPDs inside SCSI device's private data field which will persists until sysPD is removed/deleted.(SCGCQ01216464)
 - Code Optimization and enhanced prints(SCGCQ01223300)
 
 - MR 7.1: Linux OS crash when powering off enclosure during I/O(SCGCQ01229442)
 - Return pending IOs with status DID_REQUEUE instead of DID_RESET to SCSU layer before doing OCR(SCGCQ01231846)
 - MR7.2: Port changes from upstream to make in-house MR 7.2 code to be consistent with upstream code(SCGCQ01282321)
 - Add print for partially copied SCSI IO and fix few endianness issues(SCGCQ01224305)
 - Linux Driver 07.700.23.00/Getting megaraid_sas prints during startup of OS(SCGCQ01255074)
 - aen class range check to avoid kernel panic(SCGCQ01256126)
 - Corrected bitmap macros inside struct RAID_CONTEXT35(SCGCQ01269453)
 - Set cmd_status inside DCMD/IO/header frame to MFI_STAT_OK to wake up all pended IOCTLs.(SCGCQ01298582)
 - Fix few dev found issues(SCGCQ01226224)
 - On OEL SPARC (Big Endian), Linux MR 7.1 driver loading fails to initialize Ventura which has RDPQ support enabled(SCGCQ01229897)
 - Fixed few code collab defects/comments(SCGCQ01202237)
 - Remove throttle IOs prints in IO path and add sysfs parameter to reflect number of R1 FP writes(SCGCQ01204099)
 - Ventura MR-7.0.1 RHEL 7.2 driver: ERR messages when installing driver 7.700.20.00(SCGCQ01222990)
 - Use do_div() kernel API to do modulo operation of 64 bit dividend and 32bit divisor .(SCGCQ01243263)
 - megasas_complete_cmd_dpc_fusion() will be called with 1 sec delay inside function megasas_wait_for_outstanding_fusion(SCGCQ01256116)
 - Allocated MFI frame size and the size of MPT chain frame(Where MFI frame resides for MFI MPT passthru commands) should match(SCGCQ01342650)

EnhancementRequests (17)
 - Big endian architecture is now support for Ventura generation of MR HBA.(SCGCQ01256016)
 - Fixed the problem of sync_irq not being called when MSI-x are disabled.(SCGCQ01206307)
 - Port changes from MR7.0 and MR6.13 critical fixes to MR7.1(SCGCQ01167939)
 - In megasas_build_ldio_fusion, code to set controller CPU affinity can be optimized(SCGCQ01216486)
 - Set device queue depth same as controller's can_queue for SCSI MQ mode(SCGCQ01271569)
 - Add SLES 11 32-bit build kit support to Ventura MR.(SCGCQ01214721)
 - Ported fixes from MR 6.13 to MR 7.1(SCGCQ01222522)
 - Added support for RHEL7.3(SCGCQ01224300)
 - Support SPARC/PPC/ARM (Big/Little Endian). Fix Endianess issue in MR Ventura driver.(SCGCQ01183275)
 - Added DCMD interface to read target properties for SCSI device(VDs and JBODs both)(SCGCQ01220142)
 - Added KMOD RPM support for OEL7.3 UEK.(SCGCQ01227476)
 - R1 Write IOPs improvement(SCGCQ01213232)
 - Extra code for bug in A0 ventura is removed. Optimized Descriptor write as Ventura required 32 bit in major IO Path operation.(SCGCQ01215347)
 - Remove Crusader device support from driver(SCGCQ01259175)
 - Don't re-issue Reset on the way back OCR(SCGCQ01215089)
 - Rework start_vm_build script used for VBAS build and new build infrastructure for DKMS RPMs(SCGCQ01261800)
-

Version 7.700.26.00- Moderate Impact/Low Probability of Occurrence
---------------------
Enhancement:
- Added support for ThinkSystem HBA and RAID.


Version 6.812.08.00 - Moderate Impact/Low Probability of Occurrence
---------------------
Fixes:
- Modified not to send outstanding IOs back to SML with DID_RESET host_byte but return IOs back with host_byte DID_REQUEUE before doing OCR. (SCGCQ01278656 Port Of Defect SCGCQ01231846)

Enhancement
- Added support for SLES 12.2


Version 6.812.07.00 - Moderate Impact/Low Probability of Occurrence
---------------------
Fixes
 - Changed timeout value for DCMDs get_bios_data and get_pd_info 180 seconds to keep it aligned with other DCMDs' timeout value. (SCGCQ00884247)
 - Do not allow MFI frame to be freed from DCMD fire context when already an OCR is in progress. (SCGCQ00879190)
 - Fixed an issue where driver always worked in non RDPQ mode even the running firmware did not support RDPQ. (SCGCQ00872542)
 - Moved SCSI layer interaction code out of reset_mutex in AEN thread to prevent deadlock around reset_mutex. (SCGCQ00868731)
 - Convert supported JBOD count value returned by firmware in CPU format and then use the same value for further validation (SCGCQ00837088)
 - Fixed an issue where unevenSpan configuration of R1 would not have proper load balancing for FP READ. SCGCQ00646224
 - Added timeout value for wait_event. (SCGCQ00249742)
 - Enabled hostlockless flag of SCSI host for RHEL6 and clones for async IO submission from SCSI mid layer. (SCGCQ00884242)
 - Fixed an issue where double freeing of MFI frame in case of MFI IO timeout in polled mode could occur. (SCGCQ00837932)
 - Added synchronization between OCR thread and AEN thread, so that there should not be any PCI write from AEN thread during OCR (SCGCQ00836410)
 - Added IO timeout value for SCSI management commands for JBOD. (SCGCQ00750452)
 - Fixed a JBOD performance issue due to incorrect MSI-x index set in request desc. (SCGCQ00619694)
 - Changed state machine of firmware crash dump collection to prevent file system on VD being set to Read-only mode after ECC error injection. (SCGCQ00608705)
 - Fixed an issue where incorrect messages such as LSI SAS2.0 were printed for MR driver. (SCGCQ00298201_
 - Fixed an issue where the driver sent an incorrect region type "REGION_LOCK_EXCLUSIVE" set to FW for RAID level >=5
 - Changed error handling for DCMD failure cases to allow graceful exit for not fatal errors. (SCGCQ00868661)
 - Free task management frame after dumping the task management reply frame data to ensure that TM reply frame will have valid data returned by firmware. (SCGCQ00860038)
 - Release reset_mutex inside OCR function, if adapter is already killed to prevent a kernel panic. (SCGCQ00857740)
 - Increased timeout to 180 seconds for flush cache and shutdown controller DCMDs to prevent kernel panic when DCMDs fired during driver's shutdown. (SCGCQ00841491)
 - Fixed an issue where traversed LDs at multiple places up to maximum 256 were limited to 64. (SCGCQ00652795)
  - Fixed an issue where the driver crashed when msix_disable=1 was passed to the boot time parameter. (SCGCQ00383508)
 - Fixed an issue where kernel panic seen while deleting VD and background IOs running. (SCGCQ00803468)
 - Fixed an issue where the driver was not sending DCMD- MR_DCMD_CTRL_SET_CRASH_DUMP_PARAMS after OCR. (SCGCQ00601138)
 - Fixed an issue where the kernel panicked inside PCI subsystem because of IRQs not freed before disabling MSI-X interrupts (SCGCQ00827403)
 - Disabled SED drive JBOD support. (SCGCQ00751296)
 - Fixed multiple OCRs triggering hits Exception Core issue (SCGCQ00707592)
- Fixed an issue where the firmware faulted due to invalid regionlock Flags set by Driver. (SCGCQ00796461)
- Fixed an issue where subsequent reads of state value from hardware resulted different values and could lead to a timeout in and a non working adapter. (SCGCQ00709216)
- Fixed an issue where Offline VD caused boot hangs in SLES 11 (SCGCQ00284564)
 - Disabled SPAN_DEBUG and set get_arm_from_strip to print if firmware supports UnevenSpan. (SCGCQ00365846)
 - Added check to validate ldcount exposed in firmware RAID map for legacy firmware.  If ldcount is more than 64, fail RAID map validation. (SCGCQ00820349)
 - Fixed an issue where the Linux kernel crashed when AEN and LD Sync commands were issued frequently. (SCGCQ00712031)
 - Fixed an issue where duplicate disk(s) were seen on controller after loading Linux driver during OS installation, (SCGCQ00568992)
 - Fixed an issue where kernel panic could occur at driver load time on 3.0 kernels (i.e. SLES11 SP2, SLES11SP3). (SCGCQ00561505)
 - Changed driver to return SCSI command back to mid layer if the controller has any critical hardware errors. SCGCQ00362023
 - Fixed an issue where the driver did not do Load balance for R1 READ due to wrong stats counters. (SCGCQ00677516 Port of Defect - SCGCQ00674872)
 - Fixed potential duplicate IOCinit frames being fired by VMware5 VF driver during OCR. (SCGCQ00571967 PORT OF SCGCQ00571679)
 - Fixed OS crash issue on SCSI IO timeout (SCGCQ00631210 PORT OF SCGCQ00625137)
 -Fixed an issue where the kernel panicked due to MFI/MPT pass-through command timeout and later finished from Interrupt context. (SCGCQ00307867 PORT OF - SCGCQ00302080)
 - Fixed an issue where megasas_poll_wait_aen was cleared before poll syscall returns causing to lose events (SCGCQ00575192 PORT OF SCGCQ00574787)
 -Fixed an issue where data corruption observed on JBODs while running IOs with 32k block size. (SCGCQ00530992 PORT OF SCGCQ00523780)
 - Fixed MPC kernel panic during chassis power cycle if AEN completes and detach is called before event workqueue runs. (SCGCQ00647390 PORT OF SCGCQ00645836)
 - Fixed an issue where kernel crashed in some cases, where megaraid_sas driver is loaded but controller is not present. (SCGCQ00282968 PORT OF SCGCQ00282067)


Enhancements:  
 - Set queue depth for syspD based on interface type (SCGCQ00879700)
 - Updated module Meta data (module description and module author) with Avago replacing LSI. (SCGCQ00801961)
 - Set OS provided timeout value for sysPD non read-write IOs (SCGCQ00764795)
 - Performance tuning for SMP affinity is implemented for distros's which support irq_set_affinity_hint API. (SCGCQ00623697)
 - Optimized OCR path to enable interrupt and make HBA OPERATIONAL after driver has fired LD_MAP_GET_INFO DCMD. (SCGCQ00768402)
 - Added module parameter to turn on/off SMP affinity code. (SCGCQ00666706)
 - Driver will do load balance for N Drive Raid 1 volumes. (SCGCQ00634064)
 -Functionality in driver is added to differentiate between iMR and MR at firmware initialization time. (SCGCQ00361244)
 - Uneven Span support added in Driver. (SCGCQ00319104)
 - Driver code is updated such way that it can work for any block size drive, if the rest of the system has proper support for the same. (SCGCQ00259244)
 - Implemented online controller reset if controller is not responding at driver load time. (SCGCQ00820389)
 - Added SCSI residual bytes support to the megaraid_sas Linux driver (SCGCQ00347089)
 - Use sequence number for JBOD FastPath I/Os to eliminate command block after drive replacement (SCGCQ00806534)
 - Big endian architecture support added for MR Linux driver (SCGCQ00526911)
 -  Driver support is added for 3108 C0 chip combine reply queue ON (SCGCQ00354586)
 - Added support 240 VD feature (SCGCQ00622703)
 - Added Firmware crash dump collection support (SCGCQ00550369)
 - Added support for large I/O 1MB transfer size (SCGCQ00816313)
 - Changed the max sg table size to 64. Old setting was 70 (SCGCQ00653992)
 - Added driver support for task management for Jbod or VD (tmCapable) (SCGCQ00854635)
 - Added support for SED JBOD in MR Linux driver (SCGCQ00711555)
 - Changed code to complete IOCtls posted just before a kill adapter so user space applications do not hang. (SCGCQ00759916)


Version 6.810.09.00 - Moderate Impact/Low Probability of Occurrence
---------------------
 Fixes:

 - Fixed an issue where deadlock may occur when the Automatic Event Notification thread runs in parallel with error handler thread (SCGCQ00911332, Port of SCGCQ00868731)

 - Fixed an issue where driver will operated in RDPQ mode regardless of whether firmware has advertised support or not (SCGCQ00872542)

 - Fixed an issue where system may reset with error "BUG: unable to handle kernel NULL pointer dereference at 00000000000000d0" preceded by error "megasas: target reset FAILED!!" (SCGCQ00875223)

 - Fixed an issue where driver MFI frames could be freed twice (SCGCQ00879190)

 - Fixed an issue where some out-of-band commands had different timeouts than others (SCGCQ00884247)

 - Fixed an issue where performance was lower on async IO submissions from the SCSI mid layer (SCGCQ00884242)

 - Fixed an issue where a kernel panic may occur if the system is reset or fail to reboot (SCGCQ00859634, Port of SCGCQ00857740)

 - Fixed an issue where Task Management frames were not being dumped after the Tast Management Reply frame data (SCGCQ00860038)

 - Fixed an issue where a fatal error may occur when an out-of-band command times out during an Online Controller Reset (SCGCQ00882011, Port of SCGCQ00868661)

 - Fixed an issue where kernel may hang when many commands are timing out or many Automatic Event Notifications are being processed (SCGCQ00857245)

 - Fixed an issue where megaraid_sas module was not being included inside initrd/initramfs (SCGCQ00880965)

 - Fixed an issue where kernel may panic if driver does not setup IRQs for non-MSI-x interrupt mode (SCGCQ00870263, Port of SCGCQ00867873)

 - Fixed an issue where driver return code is based on command completion rather than command return code (SCGCQ00856103, Port of SCGCQ00856089)

 - Fixed an issue where Tape drives may not be detected by the Operating System (SCGCQ00914385, Port of SCGCQ00911702)

 - Fixed an issue where max_sectors per IO request may be set to more than firmware can handle (SCGCQ00917992, Port of SCGCQ00917399)
 
- Fixed an issue where an IERR may occurr on heavy IO with Failover (SCGCQ00864111, Port of SCGCQ00736612)
 
 
Enhancements:

 - Enhanced queue depths in driver for physical disks based on interface type (SCGCQ00879700)

 - Improved naming of internal functions (SCGCQ00866064)

 - Updated module parameter "rdpq_enable" default to "1" (enable RQPQ mode) (SCGCQ00871565)

 - Enhanced reply queue to support queue depth greater than 1K (SCGCQ00853521)

 - Added feature for driver to support Task Management for JBOD and Virtual Drives (SCGCQ00854635)

 - Added module parameter to disable 1M IO support and set default to enable 1M IO support (SCGCQ00911362)

 - Enhanced tasklet initialization so it would occur before setting up IRQs (SCGCQ00914393, Port of SCGCQ00911709)

 - Simplified HB handling for SR-IOV (SCGCQ00864113, Port of SCGCQ00700580)

 - Enhanced driver to update Online Controller Reset capability when it changes (SCGCQ00914389, Port of SCGCQ00908352)

 - Added feature to print Critical, Fatal and Dead firmware events into system logs (SCGCQ00868723, SCGCQ00882010, Port of SCGCQ00866176)

 - Enhanced HB handling to align with behavior on other Operating Systems (SCGCQ00864117, Port of SCGCQ00707323)

 - Removed excess dead code (SCGCQ00850012)

Version 6.808.16.00 - Moderate Impact/Low Probability of Occurrence
---------------------
Fixes:
- Fixed an issue where a deadlock may occur around reset_mutex when Automatic Event Notification threads run in parallel with error handlers - (SCGCQ00911332, Port of SCGCQ00868731)
- Fixed an issue where scanning of Tape drives does not occur depending on whether the drive state is set to systemPD or not - (SCGCQ00914385, Port of SCGCQ00911702)
- Fixed an issue where max_sectors may be set larger than what firmware can support - (SCGCQ00917992, Port of SCGCQ00917399)
- Fixed an issue where kernel may panic due to driver not setting up IRQs for non MSI-x interrupt mode - (SCGCQ00870263, Port of SCGCQ00867873)
- Fixed an issue where driver may halt firmware due to improper error handling for DCMD failure cases - (SCGCQ00882011, Port of SCGCQ00868661)
- Fixed an issue where driver may hang kernel due to deadlock - (SCGCQ00857245)
- Fixed an issue where system may crash due to timeout for flushing cache and shutting down controller DCMDs was not long enough - (SCGCQ00841491)
- Fixed an issue where deadlock may occur between Online Controller Reset and Automatic Event Notification processing function - (SCGCQ00846933)
- Fixed an issue where PCI writes from Automatic Event Notification thread were occurring during Online Controller Reset - (SCGCQ00836410)
- Fixed an issue where MFI frames linked list may corrupt due to double-freeing of frame in the case of an MFI IO timeout - (SCGCQ00837932)
- Fixed an issue where kernel may panic inside PCI subsystem due to IRQs not freed before disabling MSI-X interrupts - (SCGCQ00827403)
- Fixed an issue where ldcount was not validated for non-240VD firmware - (SCGCQ00820349)
- Fixed an issue where a command block would occur for JBODs with FastPath IOs after a drive is replaced - (SCGCQ00806534)
- Fixed an issue where 1MB IO support was not supported controller-wide - (SCGCQ00816313)

Enhancements:
- Set DMA alignment to 8 bytes for PI-enabled VDs - (SCGCQ00928796, Port of SCGCQ00928176)
- Added a parameter to support disabling 1MB IO support - (SCGCQ00911362)
- Added support for printing Critical, Fatal and Dead Firmware events into system logs - (SCGCQ00882010, Port of SCGCQ00866176)
- Added support for driver to perform an Online Controller Reset at driver load time if the controller is not responding - (SCGCQ00820389)

Version 6.808.14.00 - Moderate Impact/Low Probability of Occurrence
---------------------
Fixes
- Fixed an issue where controller may reset or "MonTask: line 1276" error will occur with JBOD present (SCGCQ00837088)
- Fixed a performance issue on RAID1 with 256k IO size (SCGCQ00674872)
- Fixed a performance issue on RAID1 reads with FastPath enabled (SCGCQ00646224)
- Fixed an issue where an Online Controller Reset may take an unusually lon time (SCGCQ00420374)
- Fixed an issue where a controller firmware crash may not be recognized by driver (SCGCQ00249742)
- Fixed an issue where an MFI frame may be freed twice on MFI command timeout (SCGCQ00837932)
- Fixed an issue where the firmware may fault in an Automatic Event Notification fires during an Online Controller Reset before the chip is in READY state (SCGCQ00836410)
- Fixed an issue where there was no IO timeout value for SCSI management commands for Secure JBOD (SCGCQ00750452)
- Fixed a performance issue on SSDs in JBOD mode (SCGCQ00619694)
- Fixed an issue where file system on a VD can go to read-only on ECC error detection (SCGCQ00608705)
- Fixed an issue where disks may not be found during installation after loading the driver (SCGCQ00299643)
- Fixed an issue where a kernel panic may occur when cable pulled during system reboot (SCGCQ00841491)
- Fixed an issue where 240VD support was not fully implemented (SCGCQ00652795)
- Fixed an issue where the driver may crash if msix_disable=1 is passed to kernel as boot parameter (SCGCQ00383508)
- Fixed an issue where IO errors may occur when connected to a Tape drive (SCGCQ00399947)
- Fixed an issue where kernel may hang due to megaraid_sas driver deadlock (SCGCQ00857245)
- Fixed an issue where kernel may panic when deleting VD and background IO is occurring (SCGCQ00803468)
- Fixed an issue where crash dump may be disabled after an Online Controller Reset (SCGCQ00601138)
- Fixed an issue in 32bit OSs where driver may not load on boot (SCGCQ00362423)
- Fixed an issue where deadlock may occur (SCGCQ00846933)
- Fixed an issue where a kernel panic may occur because IRQs are not freed before disabling MSI-X interrupts (SCGCQ00827403)
- Fixed an issue where multiple Online Controller Resets can trigger a Core Exception (SCGCQ00707592)
- Fixed an issue where crash dump may not be performed properly (SCGCQ00593374)
- Fixed an issue where firmware may fault with CacheCade (SCGCQ00796461)
- Fixed an issue where adapter may hang (SCGCQ00709216)
- Fixed an issue where an offline VD may cause boot hangs (SCGCQ00284564)
- Fixed an issue where kernel may panic (SCGCQ00820349)
- Fixed an issue where kernel may crash in megaraid_sas driver with CacheCade if there are many Automatic Event Notifications and LD sync operations occurring (SCGCQ00712031)
- Fixed an issue where system may hang with CacheCade (SCGCQ00687881)
- Fixed an issue where the same disk may show multiple times in OS (SCGCQ00568992)
- Fixed an issue where kernel may panic on Linux kernels version 3.0 or greater (SCGCQ00561505)
- Fixed an issue where invalid IO statistics may be provided if driver supports more than just 512b sector drives (SCGCQ00282615)
- Fixed an issue where driver fails to reboot system due to outstanding IOs in SCSI mid-layer when controller is in error state (SCGCQ00362023)

Enhancements
- Added ability for JBOD IOs going via firmware path to use timeout value provided by OS (SCGCQ00764795)
- Added a retry of IO commands as LDIO if raid map sync is failed with MFI_STAT_CONFIG_SEQ_MISMATCH (SCGCQ00712510)
- Added support for 4k sector drives if the system supports it (SCGCQ00259244)
- Added support for driver to perform an Online Controller Reset if the controller is not responding (SCGCQ00820389)
- Fixed an issue where system may hang on S3 resume (SCGCQ00758933)
- Added a feature to prevent command block with FastPath after JBOD drive replacement (SCGCQ00806534)
- Enhanced 1MB IO support (SCGCQ00816313)
- Added support for "megaraid_sas.disable_ext_io=1" boot parameter to disable 1M IO support (SCGCQ00911362)
- Added support for Secure JBOD (SCGCQ00711555, SCGCQ00753765)
- Fixed an issue where user space applications may hang if IOCtl is sent prior a kill adapter issued (SCGCQ00759916)
- Fixed an issue where OS may crash on a SCSI IO timeout (SCGCQ00631210)
- Fixed an issue where system may fail to reboot or will kernel panic on init 6 if controller has faulted (SCGCQ00859634)
- Fixed an issue where firmware may fault (SCGCQ00702536)
- Fixed an issue where controller may crash during system power cycle (SCGCQ00647390)
- Fixed an issue where kernel may crash when megaraid_sas driver is loaded but no MegaRAID controllers are present (SCGCQ00282968)



Version 6.806.09.00 - New Function Only/No fixes
-------------------





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