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20 Commits

Author SHA1 Message Date
Robert Baldyga
716b5751d6 Redesign failover standby API 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2021-12-29 20:31:40 +01:00
Adam Rutkowski
b1494f4642 Remove option to failover without detach 
Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
 2021-11-30 15:18:08 +01:00
Robert Baldyga
12160ccc36 Introduce OCF_ERR_MIN/OCF_ERR_MAX 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2021-11-25 15:53:24 +01:00
Rafal Stefanowski
f22da1cde7 Fix license 
Change license to BSD-3-Clause

Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
 2021-10-28 13:08:50 +02:00
Krzysztof Majzerowicz-Jaszcz
71262d5097 Cache standby mode API changes 
Error for an invalid cache operation while in passive mode added

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>

Error name correction

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>

API changes for passive cache mode

Moved the passive cache error return source to the api for flush and
set_param

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>

Further API changes for passive cache mode

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>

 Passive api - review changes

Signed-off-by: Krzysztof Majzerowicz-Jaszcz <krzysztof.majzerowicz-jaszcz@intel.com>
 2021-10-22 15:10:53 +02:00
Robert Baldyga
7b38ad205c Add cache activation from passive state 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2021-09-06 20:44:40 +02:00
Michal Mielewczyk
19276570b8 Prevent adding core with the same UUID twice 
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2021-04-14 16:56:09 +02:00
Rafal Stefanowski
6ed4cf8a24 Update copyright statements (2021) 
Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
 2021-01-21 13:17:34 +01:00
Rafal Stefanowski
38e7e19290 Update copyright statements 
Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
 2020-04-28 13:37:54 +02:00
Robert Baldyga
a9c36477d2 Fix deadlock on concurrent flush at the same cache 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2020-04-03 18:09:35 +02:00
Ostrokrzew
3fca309e51 Change error code and add new 
Change 'OCF_ERR_START_CACHE_FAIL' to 'OCF_ERR_NO_MEM' while CAS fails in case of memory lack on device.
Add new error code for case, when device doesn't satisfy CAS requirements - 'OCF_ERR_INVAL_CACHE_DEV'.
Use 'OCF_ERR_INVAL_CACHE_DEV' in code.
Update error code match in test.
closes #317 issue

Signed-off-by: Ostrokrzew <slawomir.jankowski@intel.com>
 2020-01-02 09:34:24 +01:00
Michal Mielewczyk
2abccadb9e New error code for invaild loaded cache name. 
When loading cache metadata, it should be started with exactly the same name as
it was running previously. Otherwise load should fail and return newly added
error code.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2019-09-24 07:40:21 -04:00
Robert Baldyga
4f0735b503 Ensure that core name is set and unique 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2019-07-29 17:37:48 +02:00
Robert Baldyga
901b39031f Ensure that cache name is set and unique 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2019-07-29 17:37:43 +02:00
Michal Mielewczyk
636834dae3 Check for existing metadata when attaching cache. 
Instead of overriding existing metadata silently, return appropriate error.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
 2019-07-08 09:23:32 -04:00
Michal Rakowski
9f4536c6e3 Error codes in IO path changed to OCF-specific 
Signed-off-by: Michal Rakowski <michal.rakowski@intel.com>
 2019-06-05 09:10:54 +02:00
Robert Baldyga
46ae8b2ff1 Remove unused OCF_ERR_CACHE_IN_USE error code 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2019-05-28 11:20:48 +02:00
Robert Baldyga
9b9b965b55 Add cache locking functions in trylock variant 
- Add cache trylock and read trylock functions.
- Introduce new error code -OCF_ERR_NO_LOCK.
- Change trylock functions in env to return this code in case of
  lock contention.

[ENV CHANGES REQUIRED]
Following functions should return 0 on success or -OCF_ERR_NO_LOCK
in case of lock contention:
- env_mutex_trylock()
- env_rwsem_up_read_trylock()
- env_rwsem_up_write_trylock()

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2019-03-01 17:31:32 +01:00
Robert Baldyga
97300b1137 Rename "data object" to "volume" 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2019-02-08 14:13:05 +01:00
Robert Baldyga
a8e1ce8cc5 Initial commit 
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
 2018-11-29 15:14:21 +01:00