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SubjectRe: [PATCH] tpm: Add explicit chip->ops locking for sysfs attributes.
On Tue, Nov 21, 2017 at 11:58:56AM -0700, Jason Gunthorpe wrote:
> On Tue, Nov 21, 2017 at 10:28:58AM -0800, Guenter Roeck wrote:
>
> > I'll split the patch into two parts, and only add (hopefully)
> > non-controversial tpm2 attributes for now (which I think is durations
> > and timeouts). Or, in other words, I'll split the attributes into
> > two groups - one generic and one for tpm1.
>
> Ok. Please look at new attributes you wish to add for tpm2 and see if
> they meet the modern sysfs sensibility of one value per file, etc.
>
> Jason

In general: if something can be retrieved through /dev/tpm0, there is no
any sane reason to have a sysfs attribute for such.

/Jarkko

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