linux-kernel - [PATCH 12/13] habanalabs/gaudi2: capture page fault data

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Date:   Thu,  6 Oct 2022 11:23:07 +0300
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Dani Liberman <dliberman@...ana.ai>
Subject: [PATCH 12/13] habanalabs/gaudi2: capture page fault data

From: Dani Liberman <dliberman@...ana.ai>

Capture page fault data when it happens.

Signed-off-by: Dani Liberman <dliberman@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/gaudi2/gaudi2.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/misc/habanalabs/gaudi2/gaudi2.c b/drivers/misc/habanalabs/gaudi2/gaudi2.c
index 13a5356f1ec3..9dc1a328a4bd 100644
--- a/drivers/misc/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/misc/habanalabs/gaudi2/gaudi2.c
@@ -8286,6 +8286,7 @@ static void gaudi2_handle_page_error(struct hl_device *hdev, u64 mmu_base, bool
 
 	dev_err_ratelimited(hdev->dev, "%s page fault on va 0x%llx\n",
 				is_pmmu ? "PMMU" : "HMMU", addr);
+	hl_capture_page_fault(hdev, addr, 0, is_pmmu);
 
 	WREG32(mmu_base + MMU_OFFSET(mmDCORE0_HMMU0_MMU_PAGE_ERROR_CAPTURE), 0);
 }
-- 
2.25.1