linux-kernel - [PATCH v2 38/41] media: atomisp: add a debug message at hmm free

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Date:   Sat, 30 May 2020 08:55:55 +0200
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 38/41] media: atomisp: add a debug message at hmm free

In order to check if aren't there any memory leaks, let's
add a debug print for hmm_free().

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 drivers/staging/media/atomisp/pci/hmm/hmm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm.c b/drivers/staging/media/atomisp/pci/hmm/hmm.c
index 670382c48034..25b92b2c4830 100644
--- a/drivers/staging/media/atomisp/pci/hmm/hmm.c
+++ b/drivers/staging/media/atomisp/pci/hmm/hmm.c
@@ -285,6 +285,8 @@ void hmm_free(ia_css_ptr virt)
 {
 	struct hmm_buffer_object *bo;
 
+	dev_dbg(atomisp_dev, "%s: free 0x%08x\n", __func__, virt);
+
 	WARN_ON(!virt);
 
 	bo = hmm_bo_device_search_start(&bo_device, (unsigned int)virt);
-- 
2.26.2