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gpu: nvgpu: add API to query page table memhandles

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Add API to query all memhandles used for pde and pte.
- Some direct pde/pte allocation should also add entry to the pd-cache
full list.
- Add OS API for querying MemServ handle from nvgpu_mem.
- Traverse through all pd-cache partial and full lists to get memhandles
for all pde/pte buffers.

Jira NVGPU-8284

Change-Id: I8e7adf1be1409264d24e17501eb7c32a81950728
Signed-off-by: Shashank Singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2735657
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Shashank Singh
2022-06-27 06:23:48 +00:00
committed by mobile promotions
parent 63e8de5106
commit 7abaeda619
18 changed files with 264 additions and 139 deletions
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4
userspace/units/mm/page_table_faults/page_table_faults.c
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@@ -274,7 +274,9 @@ int test_page_faults_init(struct unit_module *m, struct gk20a *g, void *args)
}
init_platform(m, g, true);
if (nvgpu_pd_cache_init(g) != 0) {
unit_return_fail(m, "PD cache initialization failed\n");
}
if (init_mm(m, g) != 0) {
unit_return_fail(m, "nvgpu_init_mm_support failed\n");
}