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habanalabs: add a missing lock for in_reset indication 

Add a missing lock in hl_device_resume() when it assigns a value to the
'in_reset' indication.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Tomer Tayar 2022-07-19 09:01:53 +03:00 committed by Oded Gabbay
parent 5f46217221
commit f0d4944c20
1 changed files with 2 additions and 0 deletions
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2
drivers/misc/habanalabs/common/device.c
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@ -1091,7 +1091,9 @@ int hl_device_resume(struct hl_device *hdev)
/* 'in_reset' was set to true during suspend, now we must clear it in order /* 'in_reset' was set to true during suspend, now we must clear it in order
* for hard reset to be performed * for hard reset to be performed
*/ */
spin_lock(&hdev->reset_info.lock);
hdev->reset_info.in_reset = 0; hdev->reset_info.in_reset = 0;
spin_unlock(&hdev->reset_info.lock);
rc = hl_device_reset(hdev, HL_DRV_RESET_HARD); rc = hl_device_reset(hdev, HL_DRV_RESET_HARD);
if (rc) { if (rc) {