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habanalabs: add rate-limit to an error message

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This patch changes the print of an error message about mis-configuration
of the debug infrastructure to be rate-limited, to prevent flooding of
kernel log, as these configuration requests can come at a high rate.

Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Oded Gabbay 2019-06-06 09:28:45 +03:00
parent 56e53806dc
commit 29a7aad59d
1 changed files with 1 additions and 1 deletions
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drivers/misc/habanalabs/habanalabs_ioctl.c
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@ -255,7 +255,7 @@ static int hl_debug_ioctl(struct hl_fpriv *hpriv, void *data)
case HL_DEBUG_OP_SPMU:
case HL_DEBUG_OP_TIMESTAMP:
if (!hdev->in_debug) {
dev_err(hdev->dev,
dev_err_ratelimited(hdev->dev,
"Rejecting debug configuration request because device not in debug mode\n");
return -EFAULT;
}