We don't want to allow users to spam the kernel log and sending ioctls with bad opcodes is a sure way to do it.
Signed-off-by: Oded Gabbay <ogab...@kernel.org> --- drivers/accel/habanalabs/common/habanalabs_ioctl.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/accel/habanalabs/common/habanalabs_ioctl.c b/drivers/accel/habanalabs/common/habanalabs_ioctl.c index 9a8be9395fb2..6a45a92344e9 100644 --- a/drivers/accel/habanalabs/common/habanalabs_ioctl.c +++ b/drivers/accel/habanalabs/common/habanalabs_ioctl.c @@ -1195,7 +1195,7 @@ static long _hl_ioctl(struct file *filep, unsigned int cmd, unsigned long arg, out_err: if (retcode) - dev_dbg(dev, "error in ioctl: pid=%d, cmd=0x%02x, nr=0x%02x\n", + dev_dbg_ratelimited(dev, "error in ioctl: pid=%d, cmd=0x%02x, nr=0x%02x\n", task_pid_nr(current), cmd, nr); if (kdata != stack_kdata) @@ -1219,7 +1219,7 @@ long hl_ioctl(struct file *filep, unsigned int cmd, unsigned long arg) if ((nr >= HL_COMMAND_START) && (nr < HL_COMMAND_END)) { ioctl = &hl_ioctls[nr]; } else { - dev_err(hdev->dev, "invalid ioctl: pid=%d, nr=0x%02x\n", + dev_dbg_ratelimited(hdev->dev, "invalid ioctl: pid=%d, nr=0x%02x\n", task_pid_nr(current), nr); return -ENOTTY; } @@ -1242,7 +1242,7 @@ long hl_ioctl_control(struct file *filep, unsigned int cmd, unsigned long arg) if (nr == _IOC_NR(HL_IOCTL_INFO)) { ioctl = &hl_ioctls_control[nr]; } else { - dev_err(hdev->dev_ctrl, "invalid ioctl: pid=%d, nr=0x%02x\n", + dev_dbg_ratelimited(hdev->dev_ctrl, "invalid ioctl: pid=%d, nr=0x%02x\n", task_pid_nr(current), nr); return -ENOTTY; } -- 2.40.1