Commit 39d15301 authored by Tomer Tayar's avatar Tomer Tayar Committed by Oded Gabbay
Browse files

habanalabs: use dev_dbg() when hl_mmap_mem_buf_get() fails 



As hl_mmap_mem_buf_get() is called also from IOCTLs which can have a
bad handle from user, modify the print for "no match to handle" to use
dev_dbg().
Calls to this function which are not dependent on user, already have an
error print when the function fails.

Signed-off-by: default avatarTomer Tayar <ttayar@habana.ai>
Reviewed-by: default avatarOded Gabbay <ogabbay@kernel.org>
Signed-off-by: default avatarOded Gabbay <ogabbay@kernel.org>
parent 6003cb46

drivers/misc/habanalabs/common/memory_mgr.c

+1 −2
Original line number Diff line number Diff line
@@ -25,8 +25,7 @@ struct hl_mmap_mem_buf *hl_mmap_mem_buf_get(struct hl_mem_mgr *mmg, u64 handle) 
	buf = idr_find(&mmg->handles, lower_32_bits(handle >> PAGE_SHIFT));

	if (!buf) {

		spin_unlock(&mmg->lock);

		dev_warn(mmg->dev,

			 "Buff get failed, no match to handle %#llx\n", handle);

		dev_dbg(mmg->dev, "Buff get failed, no match to handle %#llx\n", handle);

		return NULL;

	}

	kref_get(&buf->refcount);