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habanalabs: fix user mappings calculation in case of page fault

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As there are 2 types of user mappings, pmmu and hmmu, calculate
only the relevant mappings for the requested type.

Signed-off-by: Dani Liberman <dliberman@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Dani Liberman 2022-10-19 20:24:55 +03:00 committed by Oded Gabbay
parent 5ad06bb1d2
commit 6bcb2d05a5
1 changed files with 7 additions and 2 deletions
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9
drivers/misc/habanalabs/common/device.c
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@ -2305,8 +2305,13 @@ static void hl_capture_user_mappings(struct hl_device *hdev, bool is_pmmu)
}
mutex_lock(&ctx->mem_hash_lock);
hash_for_each(ctx->mem_hash, i, hnode, node)
pgf_info->num_of_user_mappings++;
hash_for_each(ctx->mem_hash, i, hnode, node) {
vm_type = hnode->ptr;
if (((*vm_type == VM_TYPE_USERPTR) && is_pmmu) ||
((*vm_type == VM_TYPE_PHYS_PACK) && !is_pmmu))
pgf_info->num_of_user_mappings++;
}
if (!pgf_info->num_of_user_mappings)
goto finish;