Perform prefetching of chunks on shared and device allocations
after bind.
Related-To: NEO-8066
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
Signed-off by: John Falkowski <john.falkowski@intel.com>
Related-To: LOCI-4172, LOCI-4305, LOCI-4306
- Create a new IPC Memory handle upon call to getIpcMemHandle if the
previous handle has been freed.
- Release the Ipc Memory Handle when zeMemPutIpcHandle is called.
- Create a new IPC Handle for tracking thru zeMemGetAllocProperties
when ze_external_memory_export_fd_t is used.
- Convert FD to opaque IPC handle and IPC Handle to FD.
Signed-off-by: Spruit, Neil R <neil.r.spruit@intel.com>
The memadvise with preferred location for kmd-migrated shared allocation
is set to device associated with cmd list by default to migrate data
to lmem on non-atomic gpu page fault as well (for performance reasons).
Related-To: NEO-7252
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
If a handle cannot be obtained, like PRIME_HANDLE_TO_FD, then
properly check for the error and propagate it upwards.
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
If a handle cannot be obtained, like PRIME_HANDLE_TO_FD, then
properly check for the error and propagate it upwards.
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
Add virtual deconstructor to OsHandle and deconstructor to OsHandleLinux
Add override keyword to destructor
Add overriding deconstructor to OsHandleWin
Add newline before private members
https://github.com/intel/compute-runtime/pull/550
Signed-off-by: Cameron S Murtagh <cameron.murtagh00@gmail.com>
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
Use enum class for MemoryPool in GraphicsAllocation
This change will ensure that GA is constructed in the proper way
- Rename namespace for isSystemMemoryPool method
- Add method getMemoryPoolString for logging actual pool which is in used
- Remove wrong pattern in GraphicsAllocation constructor
Related-To: NEO-6523
Signed-off-by: Krzysztof Gibala <krzysztof.gibala@intel.com>
When using implicit scaling, device allocations may have
more than one internal allocation created internally. In that case,
a separate dma-buf handle per internal allocation needs to be
exported.
So introduced two driver experimental extensions to export and
import more than one IPC handle:
- zexMemGetIpcHandles
- zexMemOpenIpcHandles
Related-To: LOCI-2919
Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
This feature is disabled by default, controlled with the knob
AppendMemoryPrefetchForKmdMigratedSharedAllocations
Related-To: NEO-6740
Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
When padding memory is needed, store it and release only when
the related allocation is being released.
Signed-off-by: Filip Hazubski <filip.hazubski@intel.com>
Dates corrected in copyright headers to reflect original publication date
(2018 for OpenCL, 2020 for Level Zero).
Signed-off-by: lgotszal <lukasz.gotszald@intel.com>
Operate on OsContext when per context VMs are used
Related-To: NEO-4957
Change-Id: Ia6bef88a80163d4ceee9f9bf59bda6b569d8929f
Signed-off-by: Mateusz Hoppe <mateusz.hoppe@intel.com>
John Falkowski