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SubjectRe: [PATCH v3 00/23] counter: cleanups and device lifetime fixes
On Thu, Dec 30, 2021 at 09:53:51AM +0100, Uwe Kleine-König wrote:
> Hello,
>
> On Wed, Dec 29, 2021 at 04:44:18PM +0100, Uwe Kleine-König wrote:
> > this is v3 of my series to fix device lifetime issues in the counter
> > framework. This hopefully addresses all things pointed out for v2.
> >
> > Note this depends on 60f07e74f86b (which is in next) now. Full diffstat
> > below.
> >
> > Things that could be further improved:
> >
> > [...]
> >
> > Uwe Kleine-König (23):
> > counter: Use container_of instead of drvdata to track counter_device
> > counter: ftm-quaddec: Drop unused platform_set_drvdata()
> > counter: microchip-tcb-capture: Drop unused platform_set_drvdata()
> > counter: Provide a wrapper to access device private data
> > counter: 104-quad-8: Convert to counter_priv() wrapper
> > counter: interrupt-cnt: Convert to counter_priv() wrapper
> > counter: microchip-tcb-capture: Convert to counter_priv() wrapper
> > counter: intel-qep: Convert to counter_priv() wrapper
> > counter: ftm-quaddec: Convert to counter_priv() wrapper
> > counter: ti-eqep: Convert to counter_priv() wrapper
> > counter: stm32-lptimer-cnt: Convert to counter_priv() wrapper
> > counter: stm32-timer-cnt: Convert to counter_priv() wrapper
> > counter: Provide alternative counter registration functions
> > counter: Update documentation for new counter registration functions
> > counter: 104-quad-8: Convert to new counter registration
> > counter: interrupt-cnt: Convert to new counter registration
> > counter: intel-qep: Convert to new counter registration
> > counter: ftm-quaddec: Convert to new counter registration
> > counter: microchip-tcb-capture: Convert to new counter registration
> > counter: stm32-timer-cnt: Convert to new counter registration
> > counter: stm32-lptimer-cnt: Convert to new counter registration
> > counter: ti-eqep: Convert to new counter registration
> > counter: remove old and now unused registration API
> >
> > Documentation/driver-api/generic-counter.rst | 10 +-
> > drivers/counter/104-quad-8.c | 93 +++++-----
> > drivers/counter/counter-core.c | 186 ++++++++++++++-----
> > drivers/counter/ftm-quaddec.c | 36 ++--
> > drivers/counter/intel-qep.c | 46 ++---
> > drivers/counter/interrupt-cnt.c | 38 ++--
> > drivers/counter/microchip-tcb-capture.c | 44 ++---
> > drivers/counter/stm32-lptimer-cnt.c | 51 ++---
> > drivers/counter/stm32-timer-cnt.c | 48 ++---
> > drivers/counter/ti-eqep.c | 31 ++--
> > include/linux/counter.h | 15 +-
> > 11 files changed, 356 insertions(+), 242 deletions(-)
> >
> > Range-diff against v2:
> > [...]
> >
> > base-commit: a7904a538933c525096ca2ccde1e60d0ee62c08e
> > prerequisite-patch-id: 9459ad8bc78190558df9123f8bebe28ca1c396ea
>
> All patches have a blessing by at least one of William and Jonathan.
> The prerequisite commit (60f07e74f86b) is in Greg's char-misc-next branch.
>
> Assuming noone still finds a problem in this series that requires me to
> respin I wonder who will pick it up? Greg?
>
> Given that it fixes a possible use-after-free in all counter drivers,
> I'd like to see it hit before v5.17-rc1. For 5.16 it's probably too
> late.

Of course it is too later for 5.16, sorry.

I'll queue this up to my tree now, for 5.17-rc1, thanks.

greg k-h

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