Messages in this thread | | | Subject | Re: [EXT] regression due to soc_device_match not handling defer (Was: [PATCH v4 4/4] soc: imx8m: change to use platform driver) | From | "Peng Fan (OSS)" <> | Date | Tue, 29 Jun 2021 10:39:19 +0800 |
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Hi Lucas,
On 2021/6/24 18:36, Lucas Stach wrote: > Hi all, > > Am Donnerstag, dem 15.04.2021 um 01:33 +0000 schrieb Peng Fan: >>> (Was: [PATCH v4 4/4] soc: imx8m: change to use platform driver) >>> >>> Alice Guo (OSS) wrote on Tue, Mar 30, 2021 at 02:41:23AM +0000: >>>> Thanks for reporting this issue, I'll check and add a fix to handle defer probe. >>> >>> I haven't seen any follow up on this, have you had a chance to take a look? >> >> We are trying to find a proper solution for this. >> >> The proper method might be make soc_device_match return probe defer, >> and take early soc attr into consideration, but I am not sure this would win >> maintainer's vote. >> >>> If this won't make it for 5.12 (in a couple of week probably?) would it make >>> sense to revert 7d981405d0fd ("soc: imx8m: change to use platform >>> driver") for now? >> >> Please no. We are targeting android GKI, make driver as modules. >> And reverting to original method will also break kexec. >> >> I am on IRC #linux-imx, we could take more if you would like to. > > It seems this stalled. This regression totally breaks the kernel boot > on all i.MX8M devices including the CAAM. 5.13 is about to be released, > as the second upstream kernel release after 5.12 without a fix for this > issue. What's the plan here? > > If there is no good solution small enough to be ported to the stable > kernels in sight, I think the only sensible option here is to revert > this change.
I not have time to touch this, maybe you could submit a revert for this.
Thanks, Peng.
> > Regards, > Lucas >
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