On Mon, Dec 07, 2020 at 11:58:44AM -0800, James Bottomley wrote:
> On Mon, 2020-12-07 at 15:28 -0400, Jason Gunthorpe wrote:
> > On Sun, Dec 06, 2020 at 08:26:16PM +0100, Thomas Gleixner wrote:
> > > Just as a side note. I was looking at tpm_tis_probe_irq_single()
> > > and that function is leaking
On Mon, Dec 07, 2020 at 03:28:03PM -0400, Jason Gunthorpe wrote:
> On Sun, Dec 06, 2020 at 08:26:16PM +0100, Thomas Gleixner wrote:
> > Just as a side note. I was looking at tpm_tis_probe_irq_single() and
> > that function is leaking the interrupt request if any of the checks
> > afterwards fails,
On Mon, 2020-12-07 at 15:28 -0400, Jason Gunthorpe wrote:
> On Sun, Dec 06, 2020 at 08:26:16PM +0100, Thomas Gleixner wrote:
> > Just as a side note. I was looking at tpm_tis_probe_irq_single()
> > and that function is leaking the interrupt request if any of the
> > checks afterwards fails, except
On Sun, Dec 06, 2020 at 08:26:16PM +0100, Thomas Gleixner wrote:
> Just as a side note. I was looking at tpm_tis_probe_irq_single() and
> that function is leaking the interrupt request if any of the checks
> afterwards fails, except for the final interrupt probe check which does
> a cleanup. That m
Jerry,
On Fri, Dec 04 2020 at 18:43, Jerry Snitselaar wrote:
> @@ -715,9 +717,23 @@ static irqreturn_t tis_int_handler(int dummy, void
> *dev_id)
> {
> struct tpm_chip *chip = dev_id;
> struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
> + static bool check_storm = true;
>
When enabling the interrupt code for the tpm_tis driver we have
noticed some systems have a bios issue causing an interrupt storm to
occur. The issue isn't limited to a single tpm or system manufacturer
so keeping a denylist of systems with the issue isn't optimal. Instead
try to detect the problem
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