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This commit is contained in:
Bernhard Stoeckner
2024-03-21 14:22:31 +01:00
parent 044f70bbb8
commit c042c7903d
36 changed files with 691 additions and 265 deletions
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10
kernel-open/nvidia-uvm/uvm_ats.h
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@@ -34,16 +34,6 @@
#define UVM_ATS_SUPPORTED() (UVM_ATS_IBM_SUPPORTED() || UVM_ATS_SVA_SUPPORTED())
// ATS prefetcher uses hmm_range_fault() to query residency information.
// hmm_range_fault() needs CONFIG_HMM_MIRROR. To detect racing CPU invalidates
// of memory regions while hmm_range_fault() is being called, MMU interval
// notifiers are needed.
#if defined(CONFIG_HMM_MIRROR) && defined(NV_MMU_INTERVAL_NOTIFIER)
#define UVM_ATS_PREFETCH_SUPPORTED() 1
#else
#define UVM_ATS_PREFETCH_SUPPORTED() 0
#endif
typedef struct
{
// Mask of gpu_va_spaces which are registered for ATS access. The mask is