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habanalabs: fix DRAM usage accounting on context tear down

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The patch fix the DRAM usage accounting by adding a missing update of
the DRAM memory consumption, when a context is being torn down without an
organized release of the allocated memory.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Tomer Tayar 2019-08-04 07:03:41 +00:00 committed by Oded Gabbay
parent 508c5849c6
commit c8113756ba
1 changed files with 2 additions and 0 deletions
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2
drivers/misc/habanalabs/memory.c
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@ -1629,6 +1629,8 @@ void hl_vm_ctx_fini(struct hl_ctx *ctx)
dev_dbg(hdev->dev,
"page list 0x%p of asid %d is still alive\n",
phys_pg_list, ctx->asid);
atomic64_sub(phys_pg_list->total_size,
&hdev->dram_used_mem);
free_phys_pg_pack(hdev, phys_pg_list);
idr_remove(&vm->phys_pg_pack_handles, i);
}