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From: Oded Gabbay <ogabbay@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: Ofir Bitton <obitton@habana.ai>
Subject: [PATCH 1/7] habanalabs: missing mutex_unlock in process kill procedure
Date: Sun, 11 Jul 2021 15:54:12 +0300	[thread overview]
Message-ID: <20210711125418.17533-1-ogabbay@kernel.org> (raw)

From: Ofir Bitton <obitton@habana.ai>

missing mutex unlock once driver is giving up killing user processes.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
---
 drivers/misc/habanalabs/common/device.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/misc/habanalabs/common/device.c b/drivers/misc/habanalabs/common/device.c
index 86426052a191..28fe15a28361 100644
--- a/drivers/misc/habanalabs/common/device.c
+++ b/drivers/misc/habanalabs/common/device.c
@@ -822,6 +822,7 @@ static int device_kill_open_processes(struct hl_device *hdev, u32 timeout)
 		} else {
 			dev_warn(hdev->dev,
 				"Can't get task struct for PID so giving up on killing process\n");
+			mutex_unlock(&hdev->fpriv_list_lock);
 			return -ETIME;
 		}
 	}
-- 
2.25.1


             reply	other threads:[~2021-07-11 12:54 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-11 12:54 Oded Gabbay [this message]
2021-07-11 12:54 ` [PATCH 2/7] habanalabs: rename cb_mmap to mmap Oded Gabbay
2021-07-11 12:54 ` [PATCH 3/7] habanalabs: fix nullifying of destroyed mmu pgt pool Oded Gabbay
2021-07-11 12:54 ` [PATCH 4/7] habanalabs: mark linux image as not loaded after hw_fini Oded Gabbay
2021-07-11 12:54 ` [PATCH 5/7] habanalabs: fix type of variable Oded Gabbay
2021-07-11 12:54 ` [PATCH 6/7] habanalabs: add asic property of host dma offset Oded Gabbay
2021-07-11 12:54 ` [PATCH 7/7] habanalabs: set dma max segment size Oded Gabbay

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