[ Upstream commit c8113756ba27298d6e95403c087dc5881b419a99 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/misc/habanalabs/memory.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/misc/habanalabs/memory.c b/drivers/misc/habanalabs/memory.c index 693877e37fd87..924a438ba9736 100644 --- a/drivers/misc/habanalabs/memory.c +++ b/drivers/misc/habanalabs/memory.c @@ -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); }