Messages in this thread | | | Subject | Re: optee: regression with kernel v5.14 (virtualization) | From | Jerome Forissier <> | Date | Tue, 28 Sep 2021 15:35:31 +0200 |
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On 9/28/21 3:15 PM, Volodymyr Babchuk wrote: > Hi Jerome, > > On Tue, 28 Sept 2021 at 16:08, Jerome Forissier <jerome@forissier.org> wrote: >> >> Hi, >> >> I met an issue when testing OP-TEE with the latest released kernel >> (v5.14). The kernel won't boot when virtualization is enabled. More >> precisely, the boot hangs as the optee driver is probed. The last line >> on the console is: >> >> [xxx] optee: probing for conduit method. >> >> The issue can easily be reproduced in the QEMU OP-TEE environment as >> documented in [1]: >> >> $ repo init -u https://github.com/OP-TEE/manifest.git -m qemu_v8.xml >> $ repo sync -j10 >> $ cd linux >> $ git fetch github --unshallow >> $ git checkout v5.14 >> $ cd ../build >> $ make -j2 toolchains >> $ make -j10 XEN_BOOT=y run >> >> [Note, if you switch between XEN_BOOT=y and the default build, you need >> to "make arm-tf-clean"] >> >> git bisect points at commit b5c10dd04b74 ("optee: Clear stale cache >> entries during initialization") and reverting this commit on top of >> v5.14 does resolve the issue. >> >> Any idea what's wrong? > > Yes, there was a small mistake in the mediator. My colleague already > pushed the patch. It is at staging now: > > http://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=1c3ed9c908732d19660fbe83580674d585464d4c > > And will be backported to Xen 4.13+
Awesome :) Thanks Vlad!
-- Jerome
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