Messages in this thread | | | Date | Mon, 18 Jul 2016 12:17:31 -0700 | From | Andrey Pronin <> | Subject | Re: [PATCH 2/2] tpm: support driver-specific sysfs attrs in tpm_tis_core |
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On Mon, Jul 18, 2016 at 10:11:41PM +0300, Jarkko Sakkinen wrote: > On Thu, Jul 14, 2016 at 06:51:36PM -0700, Andrey Pronin wrote: > > Add attr_group to phy_ops that a driver relying on tpm_tis_core_init > > can set to have its specific attributes registered in sysfs. > > > > Signed-off-by: Andrey Pronin <apronin@chromium.org> > > --- > > drivers/char/tpm/tpm-sysfs.c | 1 - > > drivers/char/tpm/tpm.h | 8 +++++++- > > drivers/char/tpm/tpm_tis_core.c | 3 +++ > > drivers/char/tpm/tpm_tis_core.h | 1 + > > 4 files changed, 11 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/char/tpm/tpm-sysfs.c b/drivers/char/tpm/tpm-sysfs.c > > index 95ce90d..22c9874 100644 > > --- a/drivers/char/tpm/tpm-sysfs.c > > +++ b/drivers/char/tpm/tpm-sysfs.c > > @@ -304,7 +304,6 @@ void tpm_sysfs_add_device(struct tpm_chip *chip) > > * is called before ops is null'd and the sysfs core synchronizes this > > * removal so that no callbacks are running or can run again > > */ > > - WARN_ON(chip->groups_cnt != 0); > > You should explain this in a commit message if you want to remove it. > > In general, this make user space API vendor specific, which is > unacceptable. > > /Jarkko >
I will drop the vendor-specific part of the patchset and just submit tpm2-specific sysfs attributes in the next rev. WARN_ON will not be removed.
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