lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Sat, 27 Feb 2021 12:59:17 +0300
From:   Dmitry Osipenko <>
To:     Nicolin Chen <>
Subject: Re: [PATCH] iommu/tegra-smmu: Fix mc errors on tegra124-nyan

25.02.2021 09:27, Nicolin Chen пишет:
>> The partially revert should be okay, but it's not clear to me what makes
>> difference for T124 since I don't see that problem on T30, which also
>> has active display at a boot time.
> you see ->attach_dev() is called from host1x_client_iommu_attach
> or from of_dma_configure_id/arch_setup_dma_ops?

I applied yours debug-patch, please see dmesg.txt attached to the email.
Seems probe-defer of the tegra-dc driver prevents the implicit
tegra_smmu_attach_dev, so it happens to work by accident.

View attachment "dmesg.txt" of type "text/plain" (76125 bytes)

Powered by blists - more mailing lists