Messages in this thread | | | Date | Fri, 21 Jul 2023 09:01:03 -0700 | From | Guenter Roeck <> | Subject | Re: [RFC PATCH 2/2] regmap: Reject fast_io regmap configurations with RBTREE and MAPLE caches |
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On 7/21/23 08:13, Mark Brown wrote: > On Fri, Jul 21, 2023 at 08:07:28AM -0700, Guenter Roeck wrote: >> On 7/21/23 08:03, Mark Brown wrote: > >>> Actually Guenter and Dan have made the required updates to support this >>> so the warning will be gone soon (hopefully Dan will send his patch >>> properly shortly). > >> Do you plan to revert this patch ? If not regmap_init() would still fail >> for the affected drivers, even after my and Dan's patches have been applied. > > Yeah. You *can* use the dynamically allocating caches safely if you > ensure that no new cache nodes are allocated during I/O. I'd not > realised people were actually doing this.
Ok.
Dan, let me know if you don't have time to send a proper patch. I have one based on your suggestion prepared that I could send out if needed.
Thanks, Guenter
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