Re: [RFC PATCH 4/4] firmware: arm_ffa: check pkvm initailised when initailise ffa driver
Sudeep Holla <[email protected]>
| Newsgroups | org.kernel.vger.linux-integrity,dev.linux.lists.kvmarm,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-security-module |
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| Message-ID | <20260421-married-liberal-ammonite-dffda8@sudeepholla> |
On Tue, Apr 21, 2026 at 07:57:43AM +0100, Yeoreum Yun wrote: [...] > > Also, the FF-A initialization is not driven by a device probe, but rather > happens as part of the bus registration itself, > so it does not fit well with a device_link or probe deferral based approach. > > Instead, perhaps we could go with the idea I mentioned previously: > either introduce a notifier, or create a pseudo ffa_device > once pKVM initialization has completed, and > then let the ffa driver perform the additional initialization from there. > > Am I missing something? > In order to handle/cleanup some ugliness in interrupt management in the FF-A driver, we may introduce DT node eventually. But it will take sometime. -- Regards, Sudeep