Re: [PATCH 2/2] tpm: Prevent hwrng from activating during resume

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On Thu Apr 27, 2023 at 9:27 PM EEST, Jerry Snitselaar wrote:
> On Wed, Apr 26, 2023 at 08:29:28PM +0300, Jarkko Sakkinen wrote:
> > Set TPM_CHIP_FLAG_SUSPENDED in tpm_pm_suspend() and reset in
> > tpm_pm_resume(). While the flag is set, tpm_hwrng() gives back zero bytes.
> > This prevents hwrng from racing during resume.
> > 
> > Cc: stable@xxxxxxxxxxxxxxx
> > Fixes: 6e592a065d51 ("tpm: Move Linux RNG connection to hwrng")
> > Signed-off-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx>
>
>
> Reviewed-by: Jerry Snitselaar <jsnitsel@xxxxxxxxxx

Thanks Jerry! I'm planning to schedule these patches to rc2. So any
tested-by's are welcome before that (I'll send it the following week
of rc1 release).

BR, Jarkko




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