From c07c54e9de32ea8e89e7c2a112c14f59602a402c Mon Sep 17 00:00:00 2001 From: Oded Gabbay Date: Sun, 2 May 2021 12:28:48 +0300 Subject: [PATCH] habanalabs: better error print for pin failure Print the user given pointer and error code on failure to get user pages for easier debugging. Signed-off-by: Oded Gabbay --- drivers/misc/habanalabs/common/memory.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/misc/habanalabs/common/memory.c b/drivers/misc/habanalabs/common/memory.c index 43924e1c03151..a7a8984e6af2a 100644 --- a/drivers/misc/habanalabs/common/memory.c +++ b/drivers/misc/habanalabs/common/memory.c @@ -1612,7 +1612,8 @@ static int get_user_memory(struct hl_device *hdev, u64 addr, u64 size, if (rc != npages) { dev_err(hdev->dev, - "Failed to map host memory, user ptr probably wrong\n"); + "Failed (%d) to pin host memory with user ptr 0x%llx\n", + rc, addr); if (rc < 0) goto destroy_pages; npages = rc; -- 2.30.2