Commit Graph

18 Commits

Author SHA1 Message Date
Adam Rutkowski
be3b402162 Synchronization of collision table
Adding synchronization around metadata collision segment pages.
This part of metadata is modified when cacheline is mapped/unmapped
and when dirty status changes.

Synchronization on page level is required on top of cacheline
and hash bucket locks to assure metadata flush always reads
consistent state when copying entire collision table memory
page.

Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
2019-09-25 00:26:29 -04:00
Adam Rutkowski
d2bd807e49 Remove calls to OCF_METADATA_(UN)LOCK_WR(RD)
Signed-off-by: Adam Rutkowski <adam.j.rutkowski@intel.com>
2019-09-20 17:21:00 -04:00
Robert Baldyga
e254c9b587 Merge new_io and configure into one function
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-07-17 10:31:23 +02:00
Robert Baldyga
4d2d31ff76 Introduce ocf_io_internal
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-07-17 09:54:51 +02:00
Robert Baldyga
417ea8c06f Make atomic recovery path truly asynchronous
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-05-28 11:31:50 +02:00
Robert Baldyga
ab2fc6d3c3 Rename utils_allocator to utils_realloc
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-05-27 13:10:17 +02:00
Robert Baldyga
f5463d9a16 Set queue for metadata io submitted to cache volume
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-05-14 14:15:47 +02:00
Vitaliy Mysak
bf2242fade Fix immediate reassign
Don't reassign value of cache without any previus use.
It produced warnings when analyzing with scanbuild.

Signed-off-by: Vitaliy Mysak <vitaliy.mysak@intel.com>
2019-04-19 09:25:23 -04:00
Robert Baldyga
6cd84476f6 Handle metadata asynchronously
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-03-26 12:49:23 +01:00
Michal Mielewczyk
e53944d472 Dynamic I/O queue management
- Queue allocation is now separated from starting cache.
- Queue can be created and destroyed in runtime.
- All queue ops accept queue handle instead of queue id.
- Cache stores queues as list instead of array.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-02-26 17:36:19 +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
07191c322e Express maximum io size in bytes instead of sectors
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-01-14 15:10:09 +01:00
Robert Baldyga
4be6761a18 Core data object
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2019-01-04 08:33:34 +01:00
Robert Baldyga
71f1682215 Add missing io puts
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2018-12-20 14:35:26 +01:00
Mariusz Barczak
15ed5b4450 OCF provides own macros for MIN, MAX, and DIV_ROUND_UP
Signed-off-by: Mariusz Barczak <mariusz.barczak@intel.com>
2018-12-13 10:59:23 -05:00
Robert Baldyga
db92083432 Unify req naming convention (rq -> req)
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2018-12-12 13:36:34 +01:00
Robert Baldyga
d862778e2b Remove legacy io completion API
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2018-12-12 11:20:41 +01:00
Robert Baldyga
a8e1ce8cc5 Initial commit
Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
2018-11-29 15:14:21 +01:00