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391 Commits

Author SHA1 Message Date
Robert Baldyga
dc390adf49 Move exported object specific properties to struct cas_exp_obj 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:21:37 +02:00
Robert Baldyga
72cf855355 Move openers_lock to struct cas_exp_obj 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:21:37 +02:00
Robert Baldyga
67ed36ae0e Remove disk kobj 
Simplify disk life cycle.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:21:37 +02:00
Robert Baldyga
2f54aea87d Remove exported object kobj 
Simplify exported object lifecycle.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:21:36 +02:00
Robert Baldyga
ad783917d0 Remove one-liner helper functions 
Those were not very helpful. Mostly made the code harder to read.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:20:47 +02:00
Robert Baldyga
1fe83b4972 Manage lifetime of exported object in top adapter 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-23 14:20:42 +02:00
Robert Baldyga
8945b482ce Remove private parameter from cas_disk_open() 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-19 15:37:58 +02:00
Robert Baldyga
6d2266f7ee Remove cas_disk_claim() 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-19 15:37:56 +02:00
Robert Baldyga
4ed64582a6 Remove cas_disk from naming in code 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-19 10:38:21 +02:00
Robert Baldyga
edc293495d Remove cas_disk.h 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-16 15:16:28 +02:00
Robert Baldyga
2aae800c45 Move helpers from headers to source files 
Move helper functions that are used in only one source file to that file.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-16 15:16:28 +02:00
Robert Baldyga
a7370366cb Remove unused functions 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-16 15:16:28 +02:00
Robert Baldyga
13d3decfa9 Consolidate modules 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-16 15:16:28 +02:00
Robert Baldyga
a03c577f59
Merge pull request #1319 from robertbaldyga/casdsk-remove-dead-code 
Clean cas_disk out of dead code
 2022-09-09 09:54:34 +02:00
Robert Baldyga
ba7f693cff Clean cas_disk_defs.h header 
Move definitions used only in only one source code file to that file.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-07 10:44:45 +02:00
Robert Baldyga
320c998a1d Remove cas_disk message prefixes 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-09-07 10:44:37 +02:00
Robert Baldyga
f70789e127 Remove cas_disk kobject 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-31 17:55:53 +02:00
Adam Rutkowski
aaab620c8d use INIT_WORK_ONSTACK for work on stack 
Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
 2022-09-01 01:04:22 +02:00
Robert Baldyga
4881e6c0f0 Remove casdsk_disk mode 
The mode is no longer needed. Remove remaining dead code.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 13:02:25 +02:00
Robert Baldyga
8eb512a743 Remove cas_disk symbol lookup 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 13:02:25 +02:00
Robert Baldyga
16576c7a95 Remove "mode" sysfs property of casdsk_disk 
After removal of PT mode this property is meaningless.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 13:02:25 +02:00
Robert Baldyga
563aeb0058 Remove casdsk_disk_shutdown_all() 
As we no longer have in flight upgrade, all exported objects are guaranteed
to be destroyed before cas_cache module is unloaded, so this deinit
mechanism is not needed anymore.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 13:02:25 +02:00
Robert Baldyga
10910d1a65 Remove PT mode from cas_disk 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 12:34:59 +02:00
Robert Baldyga
3102856025 Remove unused exported symbols from cas_disk 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-08-25 12:33:51 +02:00
Karolina Rogowska
4fc0c4f8bb
Merge pull request #1310 from pdebski21/fix_standby_detach_error_msg 
Fix error message when CAS already is in standby detach state
 2022-08-19 15:01:24 +02:00
Piotr Debski
9273b39d5d Fix error message for cache already in standby detach state 
Signed-off-by: Piotr Debski <piotr.debski@intel.com>
 2022-08-19 12:36:22 +02:00
Krzysztof Majzerowicz-Jaszcz
e997f768b0 Rework for RHEL8.5 
Rework for RHEL8.5 compatibility to avoid potential bug of exiting queue
after IO completion on a different CPU.

Targeted RHEL kernel version corrected.

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2022-08-16 13:50:59 +02:00
Krzysztof Majzerowicz-Jaszcz
b983eeb751 RHEL8.5 kernel 4.18 support fix 
This patch adds support for RHEL8.5 with kernel 4.18.0.348.2.1.el8 and
later.

Additional request queue operations added for these kernels.
Configure scripts added/updated.

Fixes #1278

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2022-08-12 08:52:36 +02:00
Krzysztof Majzerowicz-Jaszcz
bd9548cff4 Potential double IO completion fix 
In specific circumstances, IO could be completed twice.
This patch fixes this problem.

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2022-08-10 11:28:43 +02:00
Piotr Debski
dd95c8be4d Add core, try-add script missing core-id parameter fix 
Signed-off-by: Piotr Debski <piotr.debski@intel.com>
 2022-07-12 11:14:44 +02:00
Adam Rutkowski
738a07c821 avoid overflow in disk openers counter 
Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
 2022-06-27 16:21:44 +02:00
Robert Baldyga
c3f5a209c0
Merge pull request #1246 from robertbaldyga/dev-conf-lifecycle-fix 
Fix device config life cycle management
 2022-06-27 12:04:23 +02:00
Krzysztof Majzerowicz-Jaszcz
2739d83bec Fix for null pointer dereference bug 
Null pointer dereference occurs when terminating cache is standby detached state.
This fixes this problem.

Fixes #1235

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2022-06-24 06:06:49 -04:00
Robert Baldyga
f2adc702e7 Fix device config life cycle management 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-06-24 08:52:32 +02:00
Michal Mielewczyk
d9e643a41a Leave space for terminating buffers with null 
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2022-06-24 08:05:11 +02:00
Robert Baldyga
7e6c8b97d7 Fix required memory check in the fallback path 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-06-22 20:41:27 +02:00
Jan Musial
6771f54b69 Use new OCF volume API 
Signed-off-by: Jan Musial <jan.musial@intel.com>
 2022-06-09 12:54:32 +02:00
Krzysztof Majzerowicz-Jaszcz
12ddca1cf3 OpenCAS Linux kernel 5.15 adaptation 
This patch adapts OpenCAS Linux to compile and work with kernel v5.15

Commit id's from the kernel affecting OpenCAS:

commit 0e0ccdecb3cff95a350b4364e7ebbaa754d0e47d
    block: remove bdget_disk

commit 9c2b9dbafc067e173db30c4fd0636392d27944e8
    block: remove alloc_disk and alloc_disk_node

commit a8698707a1835be3abd12a3b28079a80999f8dee
    block: move bd_mutex to struct gendisk

commit 2cece3778475abc855084d897a3cf61249798ad9
    scsi: scsi_ioctl: Remove scsi_req_init()

commit 2f4731dcd0bb73379fbb9e3eb07ae7324125caef
    block: remove bdput

commit 14cf1dbb55bb07427babee425fd2a8a9300737cc
    block: remove bdgrab

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2022-06-09 08:49:32 +02:00
Piotr Debski
f773d7fff3 standard error message for each disallowed management operation in standby mode 
Signed-off-by: Piotr Debski <piotr.debski@intel.com>
 2022-04-25 23:47:52 +02:00
Robert Baldyga
8fae9e2476 Destroy exp obj workqueue properly 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-04-08 17:16:04 +02:00
Adam Rutkowski
5bcba78e7f Make sure classifier string is null terminated 
Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
 2022-04-08 16:42:25 +02:00
Michal Mielewczyk
531c7856bd Prevent uninitialized value 
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2022-04-08 16:42:25 +02:00
Michal Mielewczyk
68cadd90f8 Destroy volume if it couldn't be opened 
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2022-04-08 16:42:25 +02:00
Robert Baldyga
737d19f00d Wait for cleaner thread completion before destroying priv 
_cas_stop_thread() function synchronizes with cleaner thread, so after
that we can be sure that there are no more ongoing cleaning requests.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-04-07 14:07:06 +02:00
Robert Baldyga
df36c027a6 Do not destroy expobj_wq if destroying exporting object failed 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2022-03-31 21:36:27 +02:00
Michal Mielewczyk
fb97333688 Don't remove core exported objects on standby stop 
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2022-03-29 09:40:28 +02:00
Robert Baldyga
eae8bf92e5
Merge pull request #1134 from rafalste/permissions_cleanup 
Packages and permissions improvements
 2022-03-28 21:34:56 +02:00
Robert Baldyga
f73ab567ee
Merge pull request #1136 from robertbaldyga/cache-mode-standby-error 
Return error on cache mode change in standby mode
 2022-03-28 14:33:08 +02:00
Robert Baldyga
4ca0eb0530
Merge pull request #1135 from robertbaldyga/core-remove-fixes 
Core remove fixes
 2022-03-28 13:51:44 +02:00
Rafal Stefanowski
d19fc94d14 Improve package creation 
- ddiskit related modifications
- fix for resolving weak-modules symlinks

Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
 2022-03-28 12:05:59 +02:00